6505 lines
234 KiB
C
6505 lines
234 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "parInt.h"
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#include "catalog.h"
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#include "cmdnodes.h"
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#include "filter.h"
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#include "functionMgt.h"
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#include "parUtil.h"
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#include "scalar.h"
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#include "systable.h"
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#include "tglobal.h"
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#include "ttime.h"
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#define generateDealNodeErrMsg(pCxt, code, ...) \
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(pCxt->errCode = generateSyntaxErrMsg(&pCxt->msgBuf, code, ##__VA_ARGS__), DEAL_RES_ERROR)
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typedef struct STranslateContext {
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SParseContext* pParseCxt;
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int32_t errCode;
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SMsgBuf msgBuf;
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SArray* pNsLevel; // element is SArray*, the element of this subarray is STableNode*
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int32_t currLevel;
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ESqlClause currClause;
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SNode* pCurrStmt;
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SCmdMsgInfo* pCmdMsg;
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SHashObj* pDbs;
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SHashObj* pTables;
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SExplainOptions* pExplainOpt;
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SParseMetaCache* pMetaCache;
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bool createStream;
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bool stableQuery;
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} STranslateContext;
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typedef struct SFullDatabaseName {
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char fullDbName[TSDB_DB_FNAME_LEN];
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} SFullDatabaseName;
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static int32_t translateSubquery(STranslateContext* pCxt, SNode* pNode);
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static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode);
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static EDealRes translateValue(STranslateContext* pCxt, SValueNode* pVal);
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static bool afterGroupBy(ESqlClause clause) { return clause > SQL_CLAUSE_GROUP_BY; }
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static bool beforeHaving(ESqlClause clause) { return clause < SQL_CLAUSE_HAVING; }
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static bool afterHaving(ESqlClause clause) { return clause > SQL_CLAUSE_HAVING; }
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static int32_t addNamespace(STranslateContext* pCxt, void* pTable) {
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size_t currTotalLevel = taosArrayGetSize(pCxt->pNsLevel);
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if (currTotalLevel > pCxt->currLevel) {
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SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
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taosArrayPush(pTables, &pTable);
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} else {
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do {
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SArray* pTables = taosArrayInit(TARRAY_MIN_SIZE, POINTER_BYTES);
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if (pCxt->currLevel == currTotalLevel) {
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taosArrayPush(pTables, &pTable);
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}
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taosArrayPush(pCxt->pNsLevel, &pTables);
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++currTotalLevel;
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} while (currTotalLevel <= pCxt->currLevel);
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}
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return TSDB_CODE_SUCCESS;
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}
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static int32_t collectUseDatabaseImpl(const char* pFullDbName, SHashObj* pDbs) {
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SFullDatabaseName name = {0};
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strcpy(name.fullDbName, pFullDbName);
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return taosHashPut(pDbs, pFullDbName, strlen(pFullDbName), &name, sizeof(SFullDatabaseName));
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}
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static int32_t collectUseDatabase(const SName* pName, SHashObj* pDbs) {
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char dbFName[TSDB_DB_FNAME_LEN] = {0};
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tNameGetFullDbName(pName, dbFName);
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return collectUseDatabaseImpl(dbFName, pDbs);
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}
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static int32_t collectUseTable(const SName* pName, SHashObj* pDbs) {
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char fullName[TSDB_TABLE_FNAME_LEN];
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tNameExtractFullName(pName, fullName);
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return taosHashPut(pDbs, fullName, strlen(fullName), pName, sizeof(SName));
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}
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static int32_t getTableMetaImpl(STranslateContext* pCxt, const SName* pName, STableMeta** pMeta) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = collectUseDatabase(pName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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code = collectUseTable(pName, pCxt->pTables);
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}
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getTableMetaFromCache(pCxt->pMetaCache, pName, pMeta);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetTableMeta(pParCxt->pCatalog, &conn, pName, pMeta);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetTableMeta error, code:%s, dbName:%s, tbName:%s", pCxt->pParseCxt->requestId,
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tstrerror(code), pName->dbname, pName->tname);
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}
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return code;
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}
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static int32_t getTableMeta(STranslateContext* pCxt, const char* pDbName, const char* pTableName, STableMeta** pMeta) {
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SName name;
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return getTableMetaImpl(pCxt, toName(pCxt->pParseCxt->acctId, pDbName, pTableName, &name), pMeta);
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}
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static int32_t getTableCfg(STranslateContext* pCxt, const SName* pName, STableCfg** pCfg) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = collectUseDatabase(pName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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code = collectUseTable(pName, pCxt->pTables);
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}
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getTableCfgFromCache(pCxt->pMetaCache, pName, pCfg);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogRefreshGetTableCfg(pParCxt->pCatalog, &conn, pName, pCfg);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogRefreshGetTableCfg error, code:%s, dbName:%s, tbName:%s",
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pCxt->pParseCxt->requestId, tstrerror(code), pName->dbname, pName->tname);
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}
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return code;
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}
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static int32_t refreshGetTableMeta(STranslateContext* pCxt, const char* pDbName, const char* pTableName,
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STableMeta** pMeta) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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SName name;
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toName(pCxt->pParseCxt->acctId, pDbName, pTableName, &name);
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int32_t code = TSDB_CODE_SUCCESS;
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if (pParCxt->async) {
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code = getTableMetaFromCache(pCxt->pMetaCache, &name, pMeta);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogRefreshGetTableMeta(pParCxt->pCatalog, &conn, &name, pMeta, false);
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogRefreshGetTableMeta error, code:%s, dbName:%s, tbName:%s",
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pCxt->pParseCxt->requestId, tstrerror(code), pDbName, pTableName);
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}
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return code;
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}
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static int32_t getDBVgInfoImpl(STranslateContext* pCxt, const SName* pName, SArray** pVgInfo) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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char fullDbName[TSDB_DB_FNAME_LEN];
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tNameGetFullDbName(pName, fullDbName);
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int32_t code = collectUseDatabaseImpl(fullDbName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getDbVgInfoFromCache(pCxt->pMetaCache, fullDbName, pVgInfo);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetDBVgInfo(pParCxt->pCatalog, &conn, fullDbName, pVgInfo);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetDBVgInfo error, code:%s, dbFName:%s", pCxt->pParseCxt->requestId,
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tstrerror(code), fullDbName);
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}
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return code;
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}
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static int32_t getDBVgInfo(STranslateContext* pCxt, const char* pDbName, SArray** pVgInfo) {
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SName name;
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tNameSetDbName(&name, pCxt->pParseCxt->acctId, pDbName, strlen(pDbName));
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char dbFname[TSDB_DB_FNAME_LEN] = {0};
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tNameGetFullDbName(&name, dbFname);
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return getDBVgInfoImpl(pCxt, &name, pVgInfo);
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}
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static int32_t getTableHashVgroupImpl(STranslateContext* pCxt, const SName* pName, SVgroupInfo* pInfo) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = collectUseDatabase(pName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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code = collectUseTable(pName, pCxt->pTables);
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}
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getTableVgroupFromCache(pCxt->pMetaCache, pName, pInfo);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetTableHashVgroup(pParCxt->pCatalog, &conn, pName, pInfo);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetTableHashVgroup error, code:%s, dbName:%s, tbName:%s",
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pCxt->pParseCxt->requestId, tstrerror(code), pName->dbname, pName->tname);
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}
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return code;
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}
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static int32_t getTableHashVgroup(STranslateContext* pCxt, const char* pDbName, const char* pTableName,
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SVgroupInfo* pInfo) {
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SName name;
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return getTableHashVgroupImpl(pCxt, toName(pCxt->pParseCxt->acctId, pDbName, pTableName, &name), pInfo);
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}
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static int32_t getDBVgVersion(STranslateContext* pCxt, const char* pDbFName, int32_t* pVersion, int64_t* pDbId,
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int32_t* pTableNum) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = collectUseDatabaseImpl(pDbFName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getDbVgVersionFromCache(pCxt->pMetaCache, pDbFName, pVersion, pDbId, pTableNum);
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} else {
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code = catalogGetDBVgVersion(pParCxt->pCatalog, pDbFName, pVersion, pDbId, pTableNum);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetDBVgVersion error, code:%s, dbFName:%s", pCxt->pParseCxt->requestId,
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tstrerror(code), pDbFName);
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}
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return code;
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}
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static int32_t getDBCfg(STranslateContext* pCxt, const char* pDbName, SDbCfgInfo* pInfo) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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SName name;
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tNameSetDbName(&name, pCxt->pParseCxt->acctId, pDbName, strlen(pDbName));
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char dbFname[TSDB_DB_FNAME_LEN] = {0};
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tNameGetFullDbName(&name, dbFname);
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int32_t code = collectUseDatabaseImpl(dbFname, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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if (pParCxt->async) {
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code = getDbCfgFromCache(pCxt->pMetaCache, dbFname, pInfo);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetDBCfg(pParCxt->pCatalog, &conn, dbFname, pInfo);
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}
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetDBCfg error, code:%s, dbFName:%s", pCxt->pParseCxt->requestId, tstrerror(code),
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dbFname);
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}
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return code;
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}
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static int32_t getUdfInfo(STranslateContext* pCxt, SFunctionNode* pFunc) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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SFuncInfo funcInfo = {0};
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int32_t code = TSDB_CODE_SUCCESS;
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if (pParCxt->async) {
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code = getUdfInfoFromCache(pCxt->pMetaCache, pFunc->functionName, &funcInfo);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetUdfInfo(pParCxt->pCatalog, &conn, pFunc->functionName, &funcInfo);
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}
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if (TSDB_CODE_SUCCESS == code) {
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pFunc->funcType = FUNCTION_TYPE_UDF;
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pFunc->funcId = TSDB_FUNC_TYPE_AGGREGATE == funcInfo.funcType ? FUNC_AGGREGATE_UDF_ID : FUNC_SCALAR_UDF_ID;
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pFunc->node.resType.type = funcInfo.outputType;
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pFunc->node.resType.bytes = funcInfo.outputLen;
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pFunc->udfBufSize = funcInfo.bufSize;
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tFreeSFuncInfo(&funcInfo);
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " catalogGetUdfInfo error, code:%s, funcName:%s", pCxt->pParseCxt->requestId,
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tstrerror(code), pFunc->functionName);
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}
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return code;
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}
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static int32_t getTableIndex(STranslateContext* pCxt, const SName* pName, SArray** pIndexes) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = collectUseDatabase(pName, pCxt->pDbs);
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if (TSDB_CODE_SUCCESS == code) {
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code = collectUseTable(pName, pCxt->pTables);
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}
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if (pParCxt->async) {
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code = getTableIndexFromCache(pCxt->pMetaCache, pName, pIndexes);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetTableIndex(pParCxt->pCatalog, &conn, pName, pIndexes);
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " getTableIndex error, code:%s, dbName:%s, tbName:%s", pCxt->pParseCxt->requestId,
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tstrerror(code), pName->dbname, pName->tname);
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}
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return code;
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}
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static int32_t getDnodeList(STranslateContext* pCxt, SArray** pDnodes) {
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SParseContext* pParCxt = pCxt->pParseCxt;
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int32_t code = TSDB_CODE_SUCCESS;
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if (pParCxt->async) {
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code = getDnodeListFromCache(pCxt->pMetaCache, pDnodes);
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} else {
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SRequestConnInfo conn = {.pTrans = pParCxt->pTransporter,
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.requestId = pParCxt->requestId,
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.requestObjRefId = pParCxt->requestRid,
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.mgmtEps = pParCxt->mgmtEpSet};
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code = catalogGetDnodeList(pParCxt->pCatalog, &conn, pDnodes);
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}
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if (TSDB_CODE_SUCCESS != code) {
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parserError("0x%" PRIx64 " getDnodeList error, code:%s", pCxt->pParseCxt->requestId, tstrerror(code));
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}
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return code;
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}
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static int32_t initTranslateContext(SParseContext* pParseCxt, SParseMetaCache* pMetaCache, STranslateContext* pCxt) {
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pCxt->pParseCxt = pParseCxt;
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pCxt->errCode = TSDB_CODE_SUCCESS;
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pCxt->msgBuf.buf = pParseCxt->pMsg;
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pCxt->msgBuf.len = pParseCxt->msgLen;
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pCxt->pNsLevel = taosArrayInit(TARRAY_MIN_SIZE, POINTER_BYTES);
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pCxt->currLevel = 0;
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pCxt->currClause = 0;
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pCxt->pMetaCache = pMetaCache;
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pCxt->pDbs = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
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pCxt->pTables = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
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if (NULL == pCxt->pNsLevel || NULL == pCxt->pDbs || NULL == pCxt->pTables) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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return TSDB_CODE_SUCCESS;
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}
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static int32_t resetTranslateNamespace(STranslateContext* pCxt) {
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if (NULL != pCxt->pNsLevel) {
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size_t size = taosArrayGetSize(pCxt->pNsLevel);
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for (size_t i = 0; i < size; ++i) {
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taosArrayDestroy(taosArrayGetP(pCxt->pNsLevel, i));
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}
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taosArrayDestroy(pCxt->pNsLevel);
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}
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pCxt->pNsLevel = taosArrayInit(TARRAY_MIN_SIZE, POINTER_BYTES);
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if (NULL == pCxt->pNsLevel) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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return TSDB_CODE_SUCCESS;
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}
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static void destroyTranslateContext(STranslateContext* pCxt) {
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if (NULL != pCxt->pNsLevel) {
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size_t size = taosArrayGetSize(pCxt->pNsLevel);
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for (size_t i = 0; i < size; ++i) {
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taosArrayDestroy(taosArrayGetP(pCxt->pNsLevel, i));
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}
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taosArrayDestroy(pCxt->pNsLevel);
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}
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if (NULL != pCxt->pCmdMsg) {
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taosMemoryFreeClear(pCxt->pCmdMsg->pMsg);
|
|
taosMemoryFreeClear(pCxt->pCmdMsg);
|
|
}
|
|
|
|
taosHashCleanup(pCxt->pDbs);
|
|
taosHashCleanup(pCxt->pTables);
|
|
}
|
|
|
|
static bool isSelectStmt(SNode* pCurrStmt) {
|
|
return NULL != pCurrStmt && QUERY_NODE_SELECT_STMT == nodeType(pCurrStmt);
|
|
}
|
|
|
|
static bool isSetOperator(SNode* pCurrStmt) {
|
|
return NULL != pCurrStmt && QUERY_NODE_SET_OPERATOR == nodeType(pCurrStmt);
|
|
}
|
|
|
|
static SNodeList* getProjectListFromCurrStmt(SNode* pCurrStmt) {
|
|
if (isSelectStmt(pCurrStmt)) {
|
|
return ((SSelectStmt*)pCurrStmt)->pProjectionList;
|
|
}
|
|
if (isSetOperator(pCurrStmt)) {
|
|
return ((SSetOperator*)pCurrStmt)->pProjectionList;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static uint8_t getPrecisionFromCurrStmt(SNode* pCurrStmt, uint8_t defaultVal) {
|
|
if (isSelectStmt(pCurrStmt)) {
|
|
return ((SSelectStmt*)pCurrStmt)->precision;
|
|
}
|
|
if (isSetOperator(pCurrStmt)) {
|
|
return ((SSetOperator*)pCurrStmt)->precision;
|
|
}
|
|
return defaultVal;
|
|
}
|
|
|
|
static bool isAliasColumn(const SNode* pNode) {
|
|
return (QUERY_NODE_COLUMN == nodeType(pNode) && ('\0' == ((SColumnNode*)pNode)->tableAlias[0]));
|
|
}
|
|
|
|
static bool isAggFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsAggFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isSelectFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsSelectFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isTimelineFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsTimelineFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isImplicitTsFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsImplicitTsFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isScanPseudoColumnFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsScanPseudoColumnFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isIndefiniteRowsFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsIndefiniteRowsFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isVectorFunc(const SNode* pNode) {
|
|
return (QUERY_NODE_FUNCTION == nodeType(pNode) && fmIsVectorFunc(((SFunctionNode*)pNode)->funcId));
|
|
}
|
|
|
|
static bool isDistinctOrderBy(STranslateContext* pCxt) {
|
|
return (SQL_CLAUSE_ORDER_BY == pCxt->currClause && isSelectStmt(pCxt->pCurrStmt) &&
|
|
((SSelectStmt*)pCxt->pCurrStmt)->isDistinct);
|
|
}
|
|
|
|
static bool belongTable(const SColumnNode* pCol, const STableNode* pTable) {
|
|
int cmp = 0;
|
|
if ('\0' != pCol->dbName[0]) {
|
|
cmp = strcmp(pCol->dbName, pTable->dbName);
|
|
}
|
|
if (0 == cmp) {
|
|
cmp = strcmp(pCol->tableAlias, pTable->tableAlias);
|
|
}
|
|
return (0 == cmp);
|
|
}
|
|
|
|
static SNodeList* getProjectList(const SNode* pNode) {
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pNode)) {
|
|
return ((SSelectStmt*)pNode)->pProjectionList;
|
|
} else if (QUERY_NODE_SET_OPERATOR == nodeType(pNode)) {
|
|
return ((SSetOperator*)pNode)->pProjectionList;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static bool isTimeLineQuery(SNode* pStmt) {
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt)) {
|
|
return ((SSelectStmt*)pStmt)->isTimeLineResult;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool isPrimaryKeyImpl(SNode* pExpr) {
|
|
if (QUERY_NODE_COLUMN == nodeType(pExpr)) {
|
|
return (PRIMARYKEY_TIMESTAMP_COL_ID == ((SColumnNode*)pExpr)->colId);
|
|
} else if (QUERY_NODE_FUNCTION == nodeType(pExpr)) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)pExpr;
|
|
if (FUNCTION_TYPE_SELECT_VALUE == pFunc->funcType) {
|
|
return isPrimaryKeyImpl(nodesListGetNode(pFunc->pParameterList, 0));
|
|
} else if (FUNCTION_TYPE_WSTART == pFunc->funcType || FUNCTION_TYPE_WEND == pFunc->funcType) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool isPrimaryKey(STempTableNode* pTable, SNode* pExpr) {
|
|
if (!isTimeLineQuery(pTable->pSubquery)) {
|
|
return false;
|
|
}
|
|
return isPrimaryKeyImpl(pExpr);
|
|
}
|
|
|
|
static void setColumnInfoBySchema(const SRealTableNode* pTable, const SSchema* pColSchema, int32_t tagFlag,
|
|
SColumnNode* pCol) {
|
|
strcpy(pCol->dbName, pTable->table.dbName);
|
|
strcpy(pCol->tableAlias, pTable->table.tableAlias);
|
|
strcpy(pCol->tableName, pTable->table.tableName);
|
|
strcpy(pCol->colName, pColSchema->name);
|
|
if ('\0' == pCol->node.aliasName[0]) {
|
|
strcpy(pCol->node.aliasName, pColSchema->name);
|
|
}
|
|
pCol->tableId = pTable->pMeta->uid;
|
|
pCol->tableType = pTable->pMeta->tableType;
|
|
pCol->colId = pColSchema->colId;
|
|
pCol->colType = (tagFlag >= 0 ? COLUMN_TYPE_TAG : COLUMN_TYPE_COLUMN);
|
|
pCol->hasIndex = (0 == tagFlag);
|
|
pCol->node.resType.type = pColSchema->type;
|
|
pCol->node.resType.bytes = pColSchema->bytes;
|
|
if (TSDB_DATA_TYPE_TIMESTAMP == pCol->node.resType.type) {
|
|
pCol->node.resType.precision = pTable->pMeta->tableInfo.precision;
|
|
}
|
|
}
|
|
|
|
static void setColumnInfoByExpr(STempTableNode* pTable, SExprNode* pExpr, SColumnNode** pColRef) {
|
|
SColumnNode* pCol = *pColRef;
|
|
|
|
// pCol->pProjectRef = (SNode*)pExpr;
|
|
if (NULL == pExpr->pAssociation) {
|
|
pExpr->pAssociation = taosArrayInit(TARRAY_MIN_SIZE, POINTER_BYTES);
|
|
}
|
|
taosArrayPush(pExpr->pAssociation, &pColRef);
|
|
strcpy(pCol->tableAlias, pTable->table.tableAlias);
|
|
pCol->colId = isPrimaryKey(pTable, (SNode*)pExpr) ? PRIMARYKEY_TIMESTAMP_COL_ID : 0;
|
|
strcpy(pCol->colName, pExpr->aliasName);
|
|
if ('\0' == pCol->node.aliasName[0]) {
|
|
strcpy(pCol->node.aliasName, pCol->colName);
|
|
}
|
|
pCol->node.resType = pExpr->resType;
|
|
}
|
|
|
|
static int32_t createColumnsByTable(STranslateContext* pCxt, const STableNode* pTable, bool igTags, SNodeList* pList) {
|
|
if (QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
|
|
const STableMeta* pMeta = ((SRealTableNode*)pTable)->pMeta;
|
|
int32_t nums = pMeta->tableInfo.numOfColumns +
|
|
(igTags ? 0 : ((TSDB_SUPER_TABLE == pMeta->tableType) ? pMeta->tableInfo.numOfTags : 0));
|
|
for (int32_t i = 0; i < nums; ++i) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
setColumnInfoBySchema((SRealTableNode*)pTable, pMeta->schema + i, (i - pMeta->tableInfo.numOfColumns), pCol);
|
|
nodesListAppend(pList, (SNode*)pCol);
|
|
}
|
|
} else {
|
|
STempTableNode* pTempTable = (STempTableNode*)pTable;
|
|
SNodeList* pProjectList = getProjectList(pTempTable->pSubquery);
|
|
SNode* pNode;
|
|
FOREACH(pNode, pProjectList) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
nodesListAppend(pList, (SNode*)pCol);
|
|
SListCell* pCell = nodesListGetCell(pList, LIST_LENGTH(pList) - 1);
|
|
setColumnInfoByExpr(pTempTable, (SExprNode*)pNode, (SColumnNode**)&pCell->pNode);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static bool isInternalPrimaryKey(const SColumnNode* pCol) {
|
|
return PRIMARYKEY_TIMESTAMP_COL_ID == pCol->colId && 0 == strcmp(pCol->colName, PK_TS_COL_INTERNAL_NAME);
|
|
}
|
|
|
|
static int32_t findAndSetColumn(STranslateContext* pCxt, SColumnNode** pColRef, const STableNode* pTable,
|
|
bool* pFound) {
|
|
SColumnNode* pCol = *pColRef;
|
|
*pFound = false;
|
|
if (QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
|
|
const STableMeta* pMeta = ((SRealTableNode*)pTable)->pMeta;
|
|
if (isInternalPrimaryKey(pCol)) {
|
|
setColumnInfoBySchema((SRealTableNode*)pTable, pMeta->schema, -1, pCol);
|
|
*pFound = true;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
int32_t nums = pMeta->tableInfo.numOfTags + pMeta->tableInfo.numOfColumns;
|
|
for (int32_t i = 0; i < nums; ++i) {
|
|
if (0 == strcmp(pCol->colName, pMeta->schema[i].name)) {
|
|
setColumnInfoBySchema((SRealTableNode*)pTable, pMeta->schema + i, (i - pMeta->tableInfo.numOfColumns), pCol);
|
|
*pFound = true;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
STempTableNode* pTempTable = (STempTableNode*)pTable;
|
|
SNodeList* pProjectList = getProjectList(pTempTable->pSubquery);
|
|
SNode* pNode;
|
|
FOREACH(pNode, pProjectList) {
|
|
SExprNode* pExpr = (SExprNode*)pNode;
|
|
if (0 == strcmp(pCol->colName, pExpr->aliasName)) {
|
|
if (*pFound) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_AMBIGUOUS_COLUMN, pCol->colName);
|
|
}
|
|
setColumnInfoByExpr(pTempTable, pExpr, pColRef);
|
|
*pFound = true;
|
|
} else if (isPrimaryKey(pTempTable, pNode) && isInternalPrimaryKey(pCol)) {
|
|
setColumnInfoByExpr(pTempTable, pExpr, pColRef);
|
|
*pFound = true;
|
|
}
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static EDealRes translateColumnWithPrefix(STranslateContext* pCxt, SColumnNode** pCol) {
|
|
SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
|
|
size_t nums = taosArrayGetSize(pTables);
|
|
bool foundTable = false;
|
|
for (size_t i = 0; i < nums; ++i) {
|
|
STableNode* pTable = taosArrayGetP(pTables, i);
|
|
if (belongTable((*pCol), pTable)) {
|
|
foundTable = true;
|
|
bool foundCol = false;
|
|
pCxt->errCode = findAndSetColumn(pCxt, pCol, pTable, &foundCol);
|
|
if (TSDB_CODE_SUCCESS != pCxt->errCode) {
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
if (foundCol) {
|
|
break;
|
|
}
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_COLUMN, (*pCol)->colName);
|
|
}
|
|
}
|
|
if (!foundTable) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_TABLE_NOT_EXIST, (*pCol)->tableAlias);
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes translateColumnWithoutPrefix(STranslateContext* pCxt, SColumnNode** pCol) {
|
|
SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
|
|
size_t nums = taosArrayGetSize(pTables);
|
|
bool found = false;
|
|
bool isInternalPk = isInternalPrimaryKey(*pCol);
|
|
for (size_t i = 0; i < nums; ++i) {
|
|
STableNode* pTable = taosArrayGetP(pTables, i);
|
|
bool foundCol = false;
|
|
pCxt->errCode = findAndSetColumn(pCxt, pCol, pTable, &foundCol);
|
|
if (TSDB_CODE_SUCCESS != pCxt->errCode) {
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
if (foundCol) {
|
|
if (found) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_AMBIGUOUS_COLUMN, (*pCol)->colName);
|
|
}
|
|
found = true;
|
|
}
|
|
if (isInternalPk) {
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
if (isInternalPk) {
|
|
if (isSelectStmt(pCxt->pCurrStmt) && NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pWindow) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_NOT_ALLOWED_WIN_QUERY);
|
|
}
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_INTERNAL_PK);
|
|
} else {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_COLUMN, (*pCol)->colName);
|
|
}
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes translateColumnUseAlias(STranslateContext* pCxt, SColumnNode** pCol, bool* pFound) {
|
|
SNodeList* pProjectionList = getProjectListFromCurrStmt(pCxt->pCurrStmt);
|
|
SNode* pNode;
|
|
FOREACH(pNode, pProjectionList) {
|
|
SExprNode* pExpr = (SExprNode*)pNode;
|
|
if (0 == strcmp((*pCol)->colName, pExpr->aliasName)) {
|
|
SColumnRefNode* pColRef = (SColumnRefNode*)nodesMakeNode(QUERY_NODE_COLUMN_REF);
|
|
if (NULL == pColRef) {
|
|
pCxt->errCode = TSDB_CODE_OUT_OF_MEMORY;
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
strcpy(pColRef->colName, pExpr->aliasName);
|
|
nodesDestroyNode(*(SNode**)pCol);
|
|
*(SNode**)pCol = (SNode*)pColRef;
|
|
*pFound = true;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
}
|
|
*pFound = false;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes translateColumn(STranslateContext* pCxt, SColumnNode** pCol) {
|
|
if (NULL == pCxt->pCurrStmt || isSelectStmt(pCxt->pCurrStmt) && NULL == ((SSelectStmt*)pCxt->pCurrStmt)->pFromTable) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_COLUMN, (*pCol)->colName);
|
|
}
|
|
|
|
// count(*)/first(*)/last(*) and so on
|
|
if (0 == strcmp((*pCol)->colName, "*")) {
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
EDealRes res = DEAL_RES_CONTINUE;
|
|
if ('\0' != (*pCol)->tableAlias[0]) {
|
|
res = translateColumnWithPrefix(pCxt, pCol);
|
|
} else {
|
|
bool found = false;
|
|
if (SQL_CLAUSE_ORDER_BY == pCxt->currClause) {
|
|
res = translateColumnUseAlias(pCxt, pCol, &found);
|
|
}
|
|
if (DEAL_RES_ERROR != res && !found) {
|
|
if (isSetOperator(pCxt->pCurrStmt)) {
|
|
res = generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_COLUMN, (*pCol)->colName);
|
|
} else {
|
|
res = translateColumnWithoutPrefix(pCxt, pCol);
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static int32_t parseTimeFromValueNode(STranslateContext* pCxt, SValueNode* pVal) {
|
|
if (IS_NUMERIC_TYPE(pVal->node.resType.type) || TSDB_DATA_TYPE_BOOL == pVal->node.resType.type) {
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pVal)) {
|
|
return pCxt->errCode;
|
|
}
|
|
if (IS_UNSIGNED_NUMERIC_TYPE(pVal->node.resType.type)) {
|
|
pVal->datum.i = pVal->datum.u;
|
|
} else if (IS_FLOAT_TYPE(pVal->node.resType.type)) {
|
|
pVal->datum.i = pVal->datum.d;
|
|
} else if (TSDB_DATA_TYPE_BOOL == pVal->node.resType.type) {
|
|
pVal->datum.i = pVal->datum.b;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (IS_VAR_DATA_TYPE(pVal->node.resType.type) || TSDB_DATA_TYPE_TIMESTAMP == pVal->node.resType.type) {
|
|
if (TSDB_CODE_SUCCESS == taosParseTime(pVal->literal, &pVal->datum.i, pVal->node.resType.bytes,
|
|
pVal->node.resType.precision, tsDaylight)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
char* pEnd = NULL;
|
|
pVal->datum.i = taosStr2Int64(pVal->literal, &pEnd, 10);
|
|
return (NULL != pEnd && '\0' == *pEnd) ? TSDB_CODE_SUCCESS : TSDB_CODE_PAR_WRONG_VALUE_TYPE;
|
|
} else {
|
|
return TSDB_CODE_PAR_WRONG_VALUE_TYPE;
|
|
}
|
|
}
|
|
|
|
static int32_t parseBoolFromValueNode(STranslateContext* pCxt, SValueNode* pVal) {
|
|
if (IS_VAR_DATA_TYPE(pVal->node.resType.type) || TSDB_DATA_TYPE_BOOL == pVal->node.resType.type) {
|
|
pVal->datum.b = (0 == strcasecmp(pVal->literal, "true"));
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (IS_INTEGER_TYPE(pVal->node.resType.type)) {
|
|
pVal->datum.b = (0 != taosStr2Int64(pVal->literal, NULL, 10));
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (IS_FLOAT_TYPE(pVal->node.resType.type)) {
|
|
pVal->datum.b = (0 != taosStr2Double(pVal->literal, NULL));
|
|
return TSDB_CODE_SUCCESS;
|
|
} else {
|
|
return TSDB_CODE_PAR_WRONG_VALUE_TYPE;
|
|
}
|
|
}
|
|
|
|
static EDealRes translateDurationValue(STranslateContext* pCxt, SValueNode* pVal) {
|
|
if (parseNatualDuration(pVal->literal, strlen(pVal->literal), &pVal->datum.i, &pVal->unit,
|
|
pVal->node.resType.precision) != TSDB_CODE_SUCCESS) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int64_t*)&pVal->typeData = pVal->datum.i;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes translateNormalValue(STranslateContext* pCxt, SValueNode* pVal, SDataType targetDt, bool strict) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
switch (targetDt.type) {
|
|
case TSDB_DATA_TYPE_BOOL:
|
|
if (TSDB_CODE_SUCCESS != parseBoolFromValueNode(pCxt, pVal)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(bool*)&pVal->typeData = pVal->datum.b;
|
|
break;
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
code = toInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.i);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_TINYINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int8_t*)&pVal->typeData = pVal->datum.i;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
code = toInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.i);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_SMALLINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int16_t*)&pVal->typeData = pVal->datum.i;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
code = toInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.i);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_INT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int32_t*)&pVal->typeData = pVal->datum.i;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
code = toInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.i);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_BIGINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int64_t*)&pVal->typeData = pVal->datum.i;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
code = toUInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.u);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_UTINYINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(uint8_t*)&pVal->typeData = pVal->datum.u;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
code = toUInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.u);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_USMALLINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(uint16_t*)&pVal->typeData = pVal->datum.u;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
code = toUInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.u);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_UINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(uint32_t*)&pVal->typeData = pVal->datum.u;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
code = toUInteger(pVal->literal, strlen(pVal->literal), 10, &pVal->datum.u);
|
|
if (strict && (TSDB_CODE_SUCCESS != code || !IS_VALID_UBIGINT(pVal->datum.i))) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(uint64_t*)&pVal->typeData = pVal->datum.u;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
pVal->datum.d = taosStr2Double(pVal->literal, NULL);
|
|
*(float*)&pVal->typeData = pVal->datum.d;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
pVal->datum.d = taosStr2Double(pVal->literal, NULL);
|
|
*(double*)&pVal->typeData = pVal->datum.d;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_VARCHAR:
|
|
case TSDB_DATA_TYPE_VARBINARY: {
|
|
if (strict && (!IS_VAR_DATA_TYPE(pVal->node.resType.type) ||
|
|
pVal->node.resType.bytes > targetDt.bytes - VARSTR_HEADER_SIZE)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
pVal->datum.p = taosMemoryCalloc(1, targetDt.bytes + 1);
|
|
if (NULL == pVal->datum.p) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
int32_t len = TMIN(targetDt.bytes - VARSTR_HEADER_SIZE, pVal->node.resType.bytes);
|
|
varDataSetLen(pVal->datum.p, len);
|
|
strncpy(varDataVal(pVal->datum.p), pVal->literal, len);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_TIMESTAMP: {
|
|
if (TSDB_CODE_SUCCESS != parseTimeFromValueNode(pCxt, pVal)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
*(int64_t*)&pVal->typeData = pVal->datum.i;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_NCHAR: {
|
|
if (strict && !IS_VAR_DATA_TYPE(pVal->node.resType.type)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
pVal->datum.p = taosMemoryCalloc(1, targetDt.bytes + 1);
|
|
if (NULL == pVal->datum.p) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
|
|
int32_t len = 0;
|
|
if (!taosMbsToUcs4(pVal->literal, strlen(pVal->literal), (TdUcs4*)varDataVal(pVal->datum.p),
|
|
targetDt.bytes - VARSTR_HEADER_SIZE, &len)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
}
|
|
varDataSetLen(pVal->datum.p, len);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DECIMAL:
|
|
case TSDB_DATA_TYPE_BLOB:
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pVal->literal);
|
|
default:
|
|
break;
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes translateValueImpl(STranslateContext* pCxt, SValueNode* pVal, SDataType targetDt, bool strict) {
|
|
if (pVal->placeholderNo > 0 || pVal->isNull) {
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
if (TSDB_DATA_TYPE_NULL == pVal->node.resType.type) {
|
|
pVal->translate = true;
|
|
pVal->isNull = true;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
pVal->node.resType.precision = getPrecisionFromCurrStmt(pCxt->pCurrStmt, targetDt.precision);
|
|
|
|
EDealRes res = DEAL_RES_CONTINUE;
|
|
if (pVal->isDuration) {
|
|
res = translateDurationValue(pCxt, pVal);
|
|
} else {
|
|
res = translateNormalValue(pCxt, pVal, targetDt, strict);
|
|
}
|
|
pVal->node.resType = targetDt;
|
|
pVal->node.resType.scale = pVal->unit;
|
|
pVal->translate = true;
|
|
return res;
|
|
}
|
|
|
|
static int32_t calcTypeBytes(SDataType dt) {
|
|
if (TSDB_DATA_TYPE_BINARY == dt.type) {
|
|
return dt.bytes + VARSTR_HEADER_SIZE;
|
|
} else if (TSDB_DATA_TYPE_NCHAR == dt.type) {
|
|
return dt.bytes * TSDB_NCHAR_SIZE + VARSTR_HEADER_SIZE;
|
|
} else {
|
|
return dt.bytes;
|
|
}
|
|
}
|
|
|
|
static EDealRes translateValue(STranslateContext* pCxt, SValueNode* pVal) {
|
|
SDataType dt = pVal->node.resType;
|
|
dt.bytes = calcTypeBytes(dt);
|
|
return translateValueImpl(pCxt, pVal, dt, false);
|
|
}
|
|
|
|
static int32_t doTranslateValue(STranslateContext* pCxt, SValueNode* pVal) {
|
|
return DEAL_RES_ERROR == translateValue(pCxt, pVal) ? pCxt->errCode : TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static bool isMultiResFunc(SNode* pNode) {
|
|
if (NULL == pNode) {
|
|
return false;
|
|
}
|
|
if (QUERY_NODE_FUNCTION != nodeType(pNode) || !fmIsMultiResFunc(((SFunctionNode*)pNode)->funcId)) {
|
|
return false;
|
|
}
|
|
SNodeList* pParameterList = ((SFunctionNode*)pNode)->pParameterList;
|
|
if (LIST_LENGTH(pParameterList) > 1) {
|
|
return true;
|
|
}
|
|
SNode* pParam = nodesListGetNode(pParameterList, 0);
|
|
return (QUERY_NODE_COLUMN == nodeType(pParam) ? 0 == strcmp(((SColumnNode*)pParam)->colName, "*") : false);
|
|
}
|
|
|
|
static bool dataTypeEqual(const SDataType* l, const SDataType* r) {
|
|
return (l->type == r->type && l->bytes == r->bytes && l->precision == r->precision && l->scale == r->scale);
|
|
}
|
|
|
|
static EDealRes translateOperator(STranslateContext* pCxt, SOperatorNode* pOp) {
|
|
if (isMultiResFunc(pOp->pLeft)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, ((SExprNode*)(pOp->pLeft))->aliasName);
|
|
}
|
|
if (isMultiResFunc(pOp->pRight)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, ((SExprNode*)(pOp->pRight))->aliasName);
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS != scalarGetOperatorResultType(pOp)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, pOp->node.aliasName);
|
|
}
|
|
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes haveVectorFunction(SNode* pNode, void* pContext) {
|
|
if (isAggFunc(pNode)) {
|
|
*((bool*)pContext) = true;
|
|
return DEAL_RES_END;
|
|
} else if (isIndefiniteRowsFunc(pNode)) {
|
|
*((bool*)pContext) = true;
|
|
return DEAL_RES_END;
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t findTable(STranslateContext* pCxt, const char* pTableAlias, STableNode** pOutput) {
|
|
SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
|
|
size_t nums = taosArrayGetSize(pTables);
|
|
for (size_t i = 0; i < nums; ++i) {
|
|
STableNode* pTable = taosArrayGetP(pTables, i);
|
|
if (NULL == pTableAlias || 0 == strcmp(pTable->tableAlias, pTableAlias)) {
|
|
*pOutput = pTable;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
}
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TABLE_NOT_EXIST, pTableAlias);
|
|
}
|
|
|
|
static bool isCountStar(SFunctionNode* pFunc) {
|
|
if (FUNCTION_TYPE_COUNT != pFunc->funcType || 1 != LIST_LENGTH(pFunc->pParameterList)) {
|
|
return false;
|
|
}
|
|
SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
|
|
return (QUERY_NODE_COLUMN == nodeType(pPara) && 0 == strcmp(((SColumnNode*)pPara)->colName, "*"));
|
|
}
|
|
|
|
// count(*) is rewritten as count(ts) for scannning optimization
|
|
static int32_t rewriteCountStar(STranslateContext* pCxt, SFunctionNode* pCount) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesListGetNode(pCount->pParameterList, 0);
|
|
STableNode* pTable = NULL;
|
|
int32_t code = findTable(pCxt, ('\0' == pCol->tableAlias[0] ? NULL : pCol->tableAlias), &pTable);
|
|
if (TSDB_CODE_SUCCESS == code && QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
|
|
setColumnInfoBySchema((SRealTableNode*)pTable, ((SRealTableNode*)pTable)->pMeta->schema, -1, pCol);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static bool hasInvalidFuncNesting(SNodeList* pParameterList) {
|
|
bool hasInvalidFunc = false;
|
|
nodesWalkExprs(pParameterList, haveVectorFunction, &hasInvalidFunc);
|
|
return hasInvalidFunc;
|
|
}
|
|
|
|
static int32_t getFuncInfo(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
// the time precision of the function execution environment
|
|
pFunc->node.resType.precision = getPrecisionFromCurrStmt(pCxt->pCurrStmt, TSDB_TIME_PRECISION_MILLI);
|
|
int32_t code = fmGetFuncInfo(pFunc, pCxt->msgBuf.buf, pCxt->msgBuf.len);
|
|
if (TSDB_CODE_FUNC_NOT_BUILTIN_FUNTION == code) {
|
|
code = getUdfInfo(pCxt, pFunc);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateAggFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsAggFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (beforeHaving(pCxt->currClause)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_ILLEGAL_USE_AGG_FUNCTION);
|
|
}
|
|
if (hasInvalidFuncNesting(pFunc->pParameterList)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_AGG_FUNC_NESTING);
|
|
}
|
|
// The auto-generated COUNT function in the DELETE statement is legal
|
|
if (isSelectStmt(pCxt->pCurrStmt) &&
|
|
(((SSelectStmt*)pCxt->pCurrStmt)->hasIndefiniteRowsFunc || ((SSelectStmt*)pCxt->pCurrStmt)->hasMultiRowsFunc)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC);
|
|
}
|
|
|
|
if (isCountStar(pFunc)) {
|
|
return rewriteCountStar(pCxt, pFunc);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateScanPseudoColumnFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsScanPseudoColumnFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (0 == LIST_LENGTH(pFunc->pParameterList)) {
|
|
if (!isSelectStmt(pCxt->pCurrStmt) ||
|
|
QUERY_NODE_REAL_TABLE != nodeType(((SSelectStmt*)pCxt->pCurrStmt)->pFromTable)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TBNAME);
|
|
}
|
|
} else {
|
|
SValueNode* pVal = (SValueNode*)nodesListGetNode(pFunc->pParameterList, 0);
|
|
STableNode* pTable = NULL;
|
|
pCxt->errCode = findTable(pCxt, pVal->literal, &pTable);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode && (NULL == pTable || QUERY_NODE_REAL_TABLE != nodeType(pTable))) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TBNAME);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateIndefiniteRowsFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsIndefiniteRowsFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (!isSelectStmt(pCxt->pCurrStmt) || SQL_CLAUSE_SELECT != pCxt->currClause ||
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasIndefiniteRowsFunc || ((SSelectStmt*)pCxt->pCurrStmt)->hasAggFuncs ||
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasMultiRowsFunc) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC);
|
|
}
|
|
if (NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pWindow || NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pGroupByList) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC,
|
|
"%s function is not supported in window query or group query", pFunc->functionName);
|
|
}
|
|
if (hasInvalidFuncNesting(pFunc->pParameterList)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_AGG_FUNC_NESTING);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateMultiRowsFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsMultiRowsFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (!isSelectStmt(pCxt->pCurrStmt) || SQL_CLAUSE_SELECT != pCxt->currClause ||
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasIndefiniteRowsFunc || ((SSelectStmt*)pCxt->pCurrStmt)->hasAggFuncs ||
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasMultiRowsFunc) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC);
|
|
}
|
|
if (hasInvalidFuncNesting(pFunc->pParameterList)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_AGG_FUNC_NESTING);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static bool hasFillClause(SNode* pCurrStmt) {
|
|
if (!isSelectStmt(pCurrStmt)) {
|
|
return false;
|
|
}
|
|
SSelectStmt* pSelect = (SSelectStmt*)pCurrStmt;
|
|
return NULL != pSelect->pWindow && QUERY_NODE_INTERVAL_WINDOW == nodeType(pSelect->pWindow) &&
|
|
NULL != ((SIntervalWindowNode*)pSelect->pWindow)->pFill;
|
|
}
|
|
|
|
static int32_t translateForbidFillFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsForbidFillFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (hasFillClause(pCxt->pCurrStmt)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_FILL_NOT_ALLOWED_FUNC, pFunc->functionName);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateWindowPseudoColumnFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsWindowPseudoColumnFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (!isSelectStmt(pCxt->pCurrStmt) || NULL == ((SSelectStmt*)pCxt->pCurrStmt)->pWindow) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_WINDOW_PC);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateForbidStreamFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsForbidStreamFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (pCxt->createStream) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_STREAM_NOT_ALLOWED_FUNC, pFunc->functionName);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateRepeatScanFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsRepeatScanFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (isSelectStmt(pCxt->pCurrStmt)) {
|
|
// select percentile() without from clause is also valid
|
|
if (NULL == ((SSelectStmt*)pCxt->pCurrStmt)->pFromTable) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
SNode* pTable = ((SSelectStmt*)pCxt->pCurrStmt)->pFromTable;
|
|
if (QUERY_NODE_REAL_TABLE == nodeType(pTable) &&
|
|
(TSDB_CHILD_TABLE == ((SRealTableNode*)pTable)->pMeta->tableType ||
|
|
TSDB_NORMAL_TABLE == ((SRealTableNode*)pTable)->pMeta->tableType)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
}
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE,
|
|
"%s is only supported in single table query", pFunc->functionName);
|
|
}
|
|
|
|
static bool isStar(SNode* pNode) {
|
|
return (QUERY_NODE_COLUMN == nodeType(pNode)) && ('\0' == ((SColumnNode*)pNode)->tableAlias[0]) &&
|
|
(0 == strcmp(((SColumnNode*)pNode)->colName, "*"));
|
|
}
|
|
|
|
static bool isTableStar(SNode* pNode) {
|
|
return (QUERY_NODE_COLUMN == nodeType(pNode)) && ('\0' != ((SColumnNode*)pNode)->tableAlias[0]) &&
|
|
(0 == strcmp(((SColumnNode*)pNode)->colName, "*"));
|
|
}
|
|
|
|
static int32_t translateMultiResFunc(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
if (!fmIsMultiResFunc(pFunc->funcId)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (SQL_CLAUSE_SELECT != pCxt->currClause) {
|
|
SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
|
|
if (isStar(pPara) || isTableStar(pPara)) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC,
|
|
"%s(*) is only supported in SELECTed list", pFunc->functionName);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
static void setFuncClassification(SNode* pCurrStmt, SFunctionNode* pFunc) {
|
|
if (NULL != pCurrStmt && QUERY_NODE_SELECT_STMT == nodeType(pCurrStmt)) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)pCurrStmt;
|
|
pSelect->hasAggFuncs = pSelect->hasAggFuncs ? true : fmIsAggFunc(pFunc->funcId);
|
|
pSelect->hasRepeatScanFuncs = pSelect->hasRepeatScanFuncs ? true : fmIsRepeatScanFunc(pFunc->funcId);
|
|
pSelect->hasIndefiniteRowsFunc = pSelect->hasIndefiniteRowsFunc ? true : fmIsIndefiniteRowsFunc(pFunc->funcId);
|
|
pSelect->hasMultiRowsFunc = pSelect->hasMultiRowsFunc ? true : fmIsMultiRowsFunc(pFunc->funcId);
|
|
if (fmIsSelectFunc(pFunc->funcId)) {
|
|
pSelect->hasSelectFunc = true;
|
|
++(pSelect->selectFuncNum);
|
|
} else if (fmIsVectorFunc(pFunc->funcId)) {
|
|
pSelect->hasOtherVectorFunc = true;
|
|
}
|
|
pSelect->hasUniqueFunc = pSelect->hasUniqueFunc ? true : (FUNCTION_TYPE_UNIQUE == pFunc->funcType);
|
|
pSelect->hasTailFunc = pSelect->hasTailFunc ? true : (FUNCTION_TYPE_TAIL == pFunc->funcType);
|
|
pSelect->hasInterpFunc = pSelect->hasInterpFunc ? true : (FUNCTION_TYPE_INTERP == pFunc->funcType);
|
|
pSelect->hasLastRowFunc = pSelect->hasLastRowFunc ? true : (FUNCTION_TYPE_LAST_ROW == pFunc->funcType);
|
|
pSelect->hasTimeLineFunc = pSelect->hasLastRowFunc ? true : fmIsTimelineFunc(pFunc->funcId);
|
|
}
|
|
}
|
|
|
|
static int32_t rewriteFuncToValue(STranslateContext* pCxt, char* pLiteral, SNode** pNode) {
|
|
SValueNode* pVal = (SValueNode*)nodesMakeNode(QUERY_NODE_VALUE);
|
|
if (NULL == pVal) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pVal->node.aliasName, ((SExprNode*)*pNode)->aliasName);
|
|
pVal->node.resType = ((SExprNode*)*pNode)->resType;
|
|
if (NULL == pLiteral) {
|
|
pVal->isNull = true;
|
|
} else {
|
|
pVal->literal = pLiteral;
|
|
if (IS_VAR_DATA_TYPE(pVal->node.resType.type)) {
|
|
pVal->node.resType.bytes = strlen(pLiteral);
|
|
}
|
|
}
|
|
if (DEAL_RES_ERROR != translateValue(pCxt, pVal)) {
|
|
*pNode = (SNode*)pVal;
|
|
} else {
|
|
nodesDestroyNode((SNode*)pVal);
|
|
}
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static int32_t rewriteDatabaseFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
char* pCurrDb = NULL;
|
|
if (NULL != pCxt->pParseCxt->db) {
|
|
pCurrDb = taosMemoryStrDup((void*)pCxt->pParseCxt->db);
|
|
if (NULL == pCurrDb) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
return rewriteFuncToValue(pCxt, pCurrDb, pNode);
|
|
}
|
|
|
|
static int32_t rewriteClentVersionFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
char* pVer = taosMemoryStrDup((void*)version);
|
|
if (NULL == pVer) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return rewriteFuncToValue(pCxt, pVer, pNode);
|
|
}
|
|
|
|
static int32_t rewriteServerVersionFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
char* pVer = taosMemoryStrDup((void*)pCxt->pParseCxt->svrVer);
|
|
if (NULL == pVer) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return rewriteFuncToValue(pCxt, pVer, pNode);
|
|
}
|
|
|
|
static int32_t rewriteServerStatusFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
if (pCxt->pParseCxt->nodeOffline) {
|
|
return TSDB_CODE_RPC_NETWORK_UNAVAIL;
|
|
}
|
|
char* pStatus = taosMemoryStrDup((void*)"1");
|
|
return rewriteFuncToValue(pCxt, pStatus, pNode);
|
|
}
|
|
|
|
static int32_t rewriteUserFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
char userConn[TSDB_USER_LEN + 1 + TSDB_FQDN_LEN] = {0}; // format 'user@host'
|
|
int32_t len = snprintf(userConn, sizeof(userConn), "%s@", pCxt->pParseCxt->pUser);
|
|
taosGetFqdn(userConn + len);
|
|
char* pUserConn = taosMemoryStrDup((void*)userConn);
|
|
if (NULL == pUserConn) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return rewriteFuncToValue(pCxt, pUserConn, pNode);
|
|
}
|
|
|
|
static int32_t rewriteSystemInfoFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
switch (((SFunctionNode*)*pNode)->funcType) {
|
|
case FUNCTION_TYPE_DATABASE:
|
|
return rewriteDatabaseFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_CLIENT_VERSION:
|
|
return rewriteClentVersionFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_SERVER_VERSION:
|
|
return rewriteServerVersionFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_SERVER_STATUS:
|
|
return rewriteServerStatusFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_CURRENT_USER:
|
|
case FUNCTION_TYPE_USER:
|
|
return rewriteUserFunc(pCxt, pNode);
|
|
default:
|
|
break;
|
|
}
|
|
return TSDB_CODE_PAR_INTERNAL_ERROR;
|
|
}
|
|
|
|
static int32_t translateNoramlFunction(STranslateContext* pCxt, SFunctionNode* pFunc) {
|
|
int32_t code = translateAggFunc(pCxt, pFunc);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateScanPseudoColumnFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateIndefiniteRowsFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateForbidFillFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateWindowPseudoColumnFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateForbidStreamFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateRepeatScanFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateMultiResFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateMultiRowsFunc(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
setFuncClassification(pCxt->pCurrStmt, pFunc);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t rewriteQueryTimeFunc(STranslateContext* pCxt, int64_t val, SNode** pNode) {
|
|
if (INT64_MIN == val || INT64_MAX == val) {
|
|
return rewriteFuncToValue(pCxt, NULL, pNode);
|
|
}
|
|
|
|
char* pStr = taosMemoryCalloc(1, 20);
|
|
if (NULL == pStr) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
snprintf(pStr, 20, "%" PRId64 "", val);
|
|
return rewriteFuncToValue(pCxt, pStr, pNode);
|
|
}
|
|
|
|
static int32_t rewriteQstartFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
return rewriteQueryTimeFunc(pCxt, ((SSelectStmt*)pCxt->pCurrStmt)->timeRange.skey, pNode);
|
|
}
|
|
|
|
static int32_t rewriteQendFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
return rewriteQueryTimeFunc(pCxt, ((SSelectStmt*)pCxt->pCurrStmt)->timeRange.ekey, pNode);
|
|
}
|
|
|
|
static int32_t rewriteQdurationFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
STimeWindow range = ((SSelectStmt*)pCxt->pCurrStmt)->timeRange;
|
|
if (INT64_MIN == range.skey || INT64_MAX == range.ekey) {
|
|
return rewriteQueryTimeFunc(pCxt, INT64_MIN, pNode);
|
|
}
|
|
return rewriteQueryTimeFunc(pCxt, range.ekey - range.skey + 1, pNode);
|
|
}
|
|
|
|
static int32_t rewriteClientPseudoColumnFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
if (NULL == pCxt->pCurrStmt || QUERY_NODE_SELECT_STMT != nodeType(pCxt->pCurrStmt) ||
|
|
pCxt->currClause <= SQL_CLAUSE_WHERE) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC, "Illegal pseudo column");
|
|
}
|
|
switch (((SFunctionNode*)*pNode)->funcType) {
|
|
case FUNCTION_TYPE_QSTART:
|
|
return rewriteQstartFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_QEND:
|
|
return rewriteQendFunc(pCxt, pNode);
|
|
case FUNCTION_TYPE_QDURATION:
|
|
return rewriteQdurationFunc(pCxt, pNode);
|
|
default:
|
|
break;
|
|
}
|
|
return TSDB_CODE_PAR_INTERNAL_ERROR;
|
|
}
|
|
|
|
static int32_t translateFunctionImpl(STranslateContext* pCxt, SFunctionNode** pFunc) {
|
|
if (fmIsSystemInfoFunc((*pFunc)->funcId)) {
|
|
return rewriteSystemInfoFunc(pCxt, (SNode**)pFunc);
|
|
}
|
|
if (fmIsClientPseudoColumnFunc((*pFunc)->funcId)) {
|
|
return rewriteClientPseudoColumnFunc(pCxt, (SNode**)pFunc);
|
|
}
|
|
return translateNoramlFunction(pCxt, *pFunc);
|
|
}
|
|
|
|
static EDealRes translateFunction(STranslateContext* pCxt, SFunctionNode** pFunc) {
|
|
SNode* pParam = NULL;
|
|
FOREACH(pParam, (*pFunc)->pParameterList) {
|
|
if (isMultiResFunc(pParam)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_WRONG_VALUE_TYPE, ((SExprNode*)pParam)->aliasName);
|
|
}
|
|
}
|
|
|
|
pCxt->errCode = getFuncInfo(pCxt, *pFunc);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
|
|
pCxt->errCode = translateFunctionImpl(pCxt, pFunc);
|
|
}
|
|
return TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_CONTINUE : DEAL_RES_ERROR;
|
|
}
|
|
|
|
static EDealRes translateExprSubquery(STranslateContext* pCxt, SNode* pNode) {
|
|
return (TSDB_CODE_SUCCESS == translateSubquery(pCxt, pNode) ? DEAL_RES_CONTINUE : DEAL_RES_ERROR);
|
|
}
|
|
|
|
static EDealRes translateLogicCond(STranslateContext* pCxt, SLogicConditionNode* pCond) {
|
|
pCond->node.resType.type = TSDB_DATA_TYPE_BOOL;
|
|
pCond->node.resType.bytes = tDataTypes[TSDB_DATA_TYPE_BOOL].bytes;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static EDealRes doTranslateExpr(SNode** pNode, void* pContext) {
|
|
STranslateContext* pCxt = (STranslateContext*)pContext;
|
|
switch (nodeType(*pNode)) {
|
|
case QUERY_NODE_COLUMN:
|
|
return translateColumn(pCxt, (SColumnNode**)pNode);
|
|
case QUERY_NODE_VALUE:
|
|
return translateValue(pCxt, (SValueNode*)*pNode);
|
|
case QUERY_NODE_OPERATOR:
|
|
return translateOperator(pCxt, (SOperatorNode*)*pNode);
|
|
case QUERY_NODE_FUNCTION:
|
|
return translateFunction(pCxt, (SFunctionNode**)pNode);
|
|
case QUERY_NODE_LOGIC_CONDITION:
|
|
return translateLogicCond(pCxt, (SLogicConditionNode*)*pNode);
|
|
case QUERY_NODE_TEMP_TABLE:
|
|
return translateExprSubquery(pCxt, ((STempTableNode*)*pNode)->pSubquery);
|
|
default:
|
|
break;
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t translateExpr(STranslateContext* pCxt, SNode** pNode) {
|
|
nodesRewriteExprPostOrder(pNode, doTranslateExpr, pCxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static int32_t translateExprList(STranslateContext* pCxt, SNodeList* pList) {
|
|
nodesRewriteExprsPostOrder(pList, doTranslateExpr, pCxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static SNodeList* getGroupByList(STranslateContext* pCxt) {
|
|
if (isDistinctOrderBy(pCxt)) {
|
|
return ((SSelectStmt*)pCxt->pCurrStmt)->pProjectionList;
|
|
}
|
|
return ((SSelectStmt*)pCxt->pCurrStmt)->pGroupByList;
|
|
}
|
|
|
|
static SNode* getGroupByNode(SNode* pNode) {
|
|
if (QUERY_NODE_GROUPING_SET == nodeType(pNode)) {
|
|
return nodesListGetNode(((SGroupingSetNode*)pNode)->pParameterList, 0);
|
|
}
|
|
return pNode;
|
|
}
|
|
|
|
static int32_t getGroupByErrorCode(STranslateContext* pCxt) {
|
|
if (isDistinctOrderBy(pCxt)) {
|
|
return TSDB_CODE_PAR_NOT_SELECTED_EXPRESSION;
|
|
}
|
|
if (isSelectStmt(pCxt->pCurrStmt) && NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pGroupByList) {
|
|
return TSDB_CODE_PAR_GROUPBY_LACK_EXPRESSION;
|
|
}
|
|
return TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN;
|
|
}
|
|
|
|
static EDealRes rewriteColToSelectValFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
pCxt->errCode = TSDB_CODE_OUT_OF_MEMORY;
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
strcpy(pFunc->functionName, "_select_value");
|
|
strcpy(pFunc->node.aliasName, ((SExprNode*)*pNode)->aliasName);
|
|
pCxt->errCode = nodesListMakeAppend(&pFunc->pParameterList, *pNode);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
|
|
pCxt->errCode = getFuncInfo(pCxt, pFunc);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
|
|
*pNode = (SNode*)pFunc;
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasSelectValFunc = true;
|
|
} else {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
}
|
|
return TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR;
|
|
}
|
|
|
|
static EDealRes rewriteExprToGroupKeyFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
pCxt->errCode = TSDB_CODE_OUT_OF_MEMORY;
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
|
|
strcpy(pFunc->functionName, "_group_key");
|
|
strcpy(pFunc->node.aliasName, ((SExprNode*)*pNode)->aliasName);
|
|
pCxt->errCode = nodesListMakeAppend(&pFunc->pParameterList, *pNode);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
|
|
*pNode = (SNode*)pFunc;
|
|
pCxt->errCode = fmGetFuncInfo(pFunc, pCxt->msgBuf.buf, pCxt->msgBuf.len);
|
|
}
|
|
|
|
return (TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR);
|
|
}
|
|
|
|
static EDealRes doCheckExprForGroupBy(SNode** pNode, void* pContext) {
|
|
STranslateContext* pCxt = (STranslateContext*)pContext;
|
|
SSelectStmt* pSelect = (SSelectStmt*)pCxt->pCurrStmt;
|
|
if (!nodesIsExprNode(*pNode) || isAliasColumn(*pNode)) {
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
if (isVectorFunc(*pNode) && !isDistinctOrderBy(pCxt)) {
|
|
return DEAL_RES_IGNORE_CHILD;
|
|
}
|
|
SNode* pGroupNode = NULL;
|
|
FOREACH(pGroupNode, getGroupByList(pCxt)) {
|
|
if (nodesEqualNode(getGroupByNode(pGroupNode), *pNode)) {
|
|
return DEAL_RES_IGNORE_CHILD;
|
|
}
|
|
}
|
|
SNode* pPartKey = NULL;
|
|
FOREACH(pPartKey, pSelect->pPartitionByList) {
|
|
if (nodesEqualNode(pPartKey, *pNode)) {
|
|
return rewriteExprToGroupKeyFunc(pCxt, pNode);
|
|
}
|
|
}
|
|
if (isScanPseudoColumnFunc(*pNode) || QUERY_NODE_COLUMN == nodeType(*pNode)) {
|
|
if (pSelect->selectFuncNum > 1 || pSelect->hasOtherVectorFunc || !pSelect->hasSelectFunc) {
|
|
return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt));
|
|
} else {
|
|
return rewriteColToSelectValFunc(pCxt, pNode);
|
|
}
|
|
}
|
|
if (isVectorFunc(*pNode) && isDistinctOrderBy(pCxt)) {
|
|
return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt));
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t checkExprForGroupBy(STranslateContext* pCxt, SNode** pNode) {
|
|
nodesRewriteExpr(pNode, doCheckExprForGroupBy, pCxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static int32_t checkExprListForGroupBy(STranslateContext* pCxt, SSelectStmt* pSelect, SNodeList* pList) {
|
|
if (NULL == getGroupByList(pCxt) && NULL == pSelect->pWindow) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
nodesRewriteExprs(pList, doCheckExprForGroupBy, pCxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static EDealRes rewriteColsToSelectValFuncImpl(SNode** pNode, void* pContext) {
|
|
if (isAggFunc(*pNode) || isIndefiniteRowsFunc(*pNode)) {
|
|
return DEAL_RES_IGNORE_CHILD;
|
|
}
|
|
if (isScanPseudoColumnFunc(*pNode) || QUERY_NODE_COLUMN == nodeType(*pNode)) {
|
|
return rewriteColToSelectValFunc((STranslateContext*)pContext, pNode);
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t rewriteColsToSelectValFunc(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
nodesRewriteExprs(pSelect->pProjectionList, rewriteColsToSelectValFuncImpl, pCxt);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode && !pSelect->isDistinct) {
|
|
nodesRewriteExprs(pSelect->pOrderByList, rewriteColsToSelectValFuncImpl, pCxt);
|
|
}
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
typedef struct CheckAggColCoexistCxt {
|
|
STranslateContext* pTranslateCxt;
|
|
bool existCol;
|
|
} CheckAggColCoexistCxt;
|
|
|
|
static EDealRes doCheckAggColCoexist(SNode** pNode, void* pContext) {
|
|
CheckAggColCoexistCxt* pCxt = (CheckAggColCoexistCxt*)pContext;
|
|
if (isVectorFunc(*pNode)) {
|
|
return DEAL_RES_IGNORE_CHILD;
|
|
}
|
|
SNode* pPartKey = NULL;
|
|
FOREACH(pPartKey, ((SSelectStmt*)pCxt->pTranslateCxt->pCurrStmt)->pPartitionByList) {
|
|
if (nodesEqualNode(pPartKey, *pNode)) {
|
|
return rewriteExprToGroupKeyFunc(pCxt->pTranslateCxt, pNode);
|
|
}
|
|
}
|
|
if (isScanPseudoColumnFunc(*pNode) || QUERY_NODE_COLUMN == nodeType(*pNode)) {
|
|
pCxt->existCol = true;
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t checkAggColCoexist(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL != pSelect->pGroupByList || NULL != pSelect->pWindow ||
|
|
(!pSelect->hasAggFuncs && !pSelect->hasIndefiniteRowsFunc && !pSelect->hasInterpFunc)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
CheckAggColCoexistCxt cxt = {.pTranslateCxt = pCxt, .existCol = false};
|
|
nodesRewriteExprs(pSelect->pProjectionList, doCheckAggColCoexist, &cxt);
|
|
if (!pSelect->isDistinct) {
|
|
nodesRewriteExprs(pSelect->pOrderByList, doCheckAggColCoexist, &cxt);
|
|
}
|
|
if (1 == pSelect->selectFuncNum && !pSelect->hasOtherVectorFunc) {
|
|
return rewriteColsToSelectValFunc(pCxt, pSelect);
|
|
}
|
|
if (cxt.existCol) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_SINGLE_GROUP);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkWindowFuncCoexist(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL == pSelect->pWindow) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (NULL != pSelect->pWindow && !pSelect->hasAggFuncs) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t toVgroupsInfo(SArray* pVgs, SVgroupsInfo** pVgsInfo) {
|
|
size_t vgroupNum = taosArrayGetSize(pVgs);
|
|
*pVgsInfo = taosMemoryCalloc(1, sizeof(SVgroupsInfo) + sizeof(SVgroupInfo) * vgroupNum);
|
|
if (NULL == *pVgsInfo) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
(*pVgsInfo)->numOfVgroups = vgroupNum;
|
|
for (int32_t i = 0; i < vgroupNum; ++i) {
|
|
SVgroupInfo* vg = taosArrayGet(pVgs, i);
|
|
(*pVgsInfo)->vgroups[i] = *vg;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t addMnodeToVgroupList(const SEpSet* pEpSet, SArray** pVgroupList) {
|
|
if (NULL == *pVgroupList) {
|
|
*pVgroupList = taosArrayInit(TARRAY_MIN_SIZE, sizeof(SVgroupInfo));
|
|
if (NULL == *pVgroupList) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
SVgroupInfo vg = {.vgId = MNODE_HANDLE};
|
|
memcpy(&vg.epSet, pEpSet, sizeof(SEpSet));
|
|
taosArrayPush(*pVgroupList, &vg);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t dnodeToVgroupsInfo(SArray* pDnodes, SVgroupsInfo** pVgsInfo) {
|
|
size_t ndnode = taosArrayGetSize(pDnodes);
|
|
*pVgsInfo = taosMemoryCalloc(1, sizeof(SVgroupsInfo) + sizeof(SVgroupInfo) * ndnode);
|
|
if (NULL == *pVgsInfo) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
(*pVgsInfo)->numOfVgroups = ndnode;
|
|
for (int32_t i = 0; i < ndnode; ++i) {
|
|
memcpy(&((*pVgsInfo)->vgroups[i].epSet), taosArrayGet(pDnodes, i), sizeof(SEpSet));
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static bool sysTableFromVnode(const char* pTable) {
|
|
return (0 == strcmp(pTable, TSDB_INS_TABLE_USER_TABLES)) ||
|
|
(0 == strcmp(pTable, TSDB_INS_TABLE_USER_TABLE_DISTRIBUTED) ||
|
|
(0 == strcmp(pTable, TSDB_INS_TABLE_USER_TAGS)));
|
|
}
|
|
|
|
static bool sysTableFromDnode(const char* pTable) { return 0 == strcmp(pTable, TSDB_INS_TABLE_DNODE_VARIABLES); }
|
|
|
|
static int32_t setVnodeSysTableVgroupList(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
SArray* vgroupList = NULL;
|
|
if ('\0' != pRealTable->qualDbName[0]) {
|
|
if (0 != strcmp(pRealTable->qualDbName, TSDB_INFORMATION_SCHEMA_DB)) {
|
|
code = getDBVgInfo(pCxt, pRealTable->qualDbName, &vgroupList);
|
|
}
|
|
} else {
|
|
code = getDBVgInfoImpl(pCxt, pName, &vgroupList);
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && 0 == strcmp(pRealTable->table.tableName, TSDB_INS_TABLE_USER_TABLES)) {
|
|
code = addMnodeToVgroupList(&pCxt->pParseCxt->mgmtEpSet, &vgroupList);
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = toVgroupsInfo(vgroupList, &pRealTable->pVgroupList);
|
|
}
|
|
taosArrayDestroy(vgroupList);
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t setDnodeSysTableVgroupList(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
SArray* pDnodes = NULL;
|
|
int32_t code = getDnodeList(pCxt, &pDnodes);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = dnodeToVgroupsInfo(pDnodes, &pRealTable->pVgroupList);
|
|
}
|
|
taosArrayDestroy(pDnodes);
|
|
return code;
|
|
}
|
|
|
|
static int32_t setSysTableVgroupList(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
if (sysTableFromVnode(pRealTable->table.tableName)) {
|
|
return setVnodeSysTableVgroupList(pCxt, pName, pRealTable);
|
|
} else if (sysTableFromDnode(pRealTable->table.tableName)) {
|
|
return setDnodeSysTableVgroupList(pCxt, pName, pRealTable);
|
|
} else {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
}
|
|
|
|
static int32_t setTableVgroupList(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
if (pCxt->pParseCxt->topicQuery) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
if (TSDB_SUPER_TABLE == pRealTable->pMeta->tableType) {
|
|
SArray* vgroupList = NULL;
|
|
code = getDBVgInfoImpl(pCxt, pName, &vgroupList);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = toVgroupsInfo(vgroupList, &pRealTable->pVgroupList);
|
|
}
|
|
taosArrayDestroy(vgroupList);
|
|
} else if (TSDB_SYSTEM_TABLE == pRealTable->pMeta->tableType) {
|
|
code = setSysTableVgroupList(pCxt, pName, pRealTable);
|
|
} else {
|
|
pRealTable->pVgroupList = taosMemoryCalloc(1, sizeof(SVgroupsInfo) + sizeof(SVgroupInfo));
|
|
if (NULL == pRealTable->pVgroupList) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pRealTable->pVgroupList->numOfVgroups = 1;
|
|
code = getTableHashVgroupImpl(pCxt, pName, pRealTable->pVgroupList->vgroups);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static uint8_t getStmtPrecision(SNode* pStmt) {
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt)) {
|
|
return ((SSelectStmt*)pStmt)->precision;
|
|
} else if (QUERY_NODE_SET_OPERATOR == nodeType(pStmt)) {
|
|
return ((SSetOperator*)pStmt)->precision;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static bool stmtIsSingleTable(SNode* pStmt) {
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt)) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)pStmt;
|
|
return NULL == pSelect->pFromTable || ((STableNode*)pSelect->pFromTable)->singleTable;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static uint8_t calcPrecision(uint8_t lp, uint8_t rp) { return (lp > rp ? rp : lp); }
|
|
|
|
static uint8_t calcJoinTablePrecision(SJoinTableNode* pJoinTable) {
|
|
return calcPrecision(((STableNode*)pJoinTable->pLeft)->precision, ((STableNode*)pJoinTable->pRight)->precision);
|
|
}
|
|
|
|
static bool joinTableIsSingleTable(SJoinTableNode* pJoinTable) {
|
|
return (((STableNode*)pJoinTable->pLeft)->singleTable && ((STableNode*)pJoinTable->pRight)->singleTable);
|
|
}
|
|
|
|
static bool isSingleTable(SRealTableNode* pRealTable) {
|
|
int8_t tableType = pRealTable->pMeta->tableType;
|
|
if (TSDB_SYSTEM_TABLE == tableType) {
|
|
return 0 != strcmp(pRealTable->table.tableName, TSDB_INS_TABLE_USER_TABLES) &&
|
|
0 != strcmp(pRealTable->table.tableName, TSDB_INS_TABLE_USER_TABLE_DISTRIBUTED) &&
|
|
0 != strcmp(pRealTable->table.tableName, TSDB_INS_TABLE_USER_TAGS);
|
|
}
|
|
return (TSDB_CHILD_TABLE == tableType || TSDB_NORMAL_TABLE == tableType);
|
|
}
|
|
|
|
static int32_t setTableIndex(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
if (pCxt->createStream || QUERY_SMA_OPTIMIZE_DISABLE == tsQuerySmaOptimize) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
if (isSelectStmt(pCxt->pCurrStmt) && NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pWindow &&
|
|
QUERY_NODE_INTERVAL_WINDOW == nodeType(((SSelectStmt*)pCxt->pCurrStmt)->pWindow)) {
|
|
return getTableIndex(pCxt, pName, &pRealTable->pSmaIndexes);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t setTableCacheLastMode(STranslateContext* pCxt, SName* pName, SRealTableNode* pRealTable) {
|
|
if (TSDB_SYSTEM_TABLE == pRealTable->pMeta->tableType) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SDbCfgInfo dbCfg = {0};
|
|
int32_t code = getDBCfg(pCxt, pRealTable->table.dbName, &dbCfg);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pRealTable->cacheLastMode = dbCfg.cacheLast;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateTable(STranslateContext* pCxt, SNode* pTable) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
switch (nodeType(pTable)) {
|
|
case QUERY_NODE_REAL_TABLE: {
|
|
SRealTableNode* pRealTable = (SRealTableNode*)pTable;
|
|
pRealTable->ratio = (NULL != pCxt->pExplainOpt ? pCxt->pExplainOpt->ratio : 1.0);
|
|
// The SRealTableNode created through ROLLUP already has STableMeta.
|
|
if (NULL == pRealTable->pMeta) {
|
|
SName name;
|
|
code = getTableMetaImpl(
|
|
pCxt, toName(pCxt->pParseCxt->acctId, pRealTable->table.dbName, pRealTable->table.tableName, &name),
|
|
&(pRealTable->pMeta));
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TABLE_NOT_EXIST, pRealTable->table.tableName);
|
|
}
|
|
code = setTableVgroupList(pCxt, &name, pRealTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = setTableIndex(pCxt, &name, pRealTable);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = setTableCacheLastMode(pCxt, &name, pRealTable);
|
|
}
|
|
}
|
|
pRealTable->table.precision = pRealTable->pMeta->tableInfo.precision;
|
|
pRealTable->table.singleTable = isSingleTable(pRealTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = addNamespace(pCxt, pRealTable);
|
|
}
|
|
if (TSDB_SUPER_TABLE == pRealTable->pMeta->tableType) {
|
|
pCxt->stableQuery = true;
|
|
}
|
|
break;
|
|
}
|
|
case QUERY_NODE_TEMP_TABLE: {
|
|
STempTableNode* pTempTable = (STempTableNode*)pTable;
|
|
code = translateSubquery(pCxt, pTempTable->pSubquery);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pTempTable->table.precision = getStmtPrecision(pTempTable->pSubquery);
|
|
pTempTable->table.singleTable = stmtIsSingleTable(pTempTable->pSubquery);
|
|
code = addNamespace(pCxt, pTempTable);
|
|
}
|
|
break;
|
|
}
|
|
case QUERY_NODE_JOIN_TABLE: {
|
|
SJoinTableNode* pJoinTable = (SJoinTableNode*)pTable;
|
|
code = translateTable(pCxt, pJoinTable->pLeft);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateTable(pCxt, pJoinTable->pRight);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pJoinTable->table.precision = calcJoinTablePrecision(pJoinTable);
|
|
pJoinTable->table.singleTable = joinTableIsSingleTable(pJoinTable);
|
|
code = translateExpr(pCxt, &pJoinTable->pOnCond);
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t createAllColumns(STranslateContext* pCxt, bool igTags, SNodeList** pCols) {
|
|
*pCols = nodesMakeList();
|
|
if (NULL == *pCols) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
SArray* pTables = taosArrayGetP(pCxt->pNsLevel, pCxt->currLevel);
|
|
size_t nums = taosArrayGetSize(pTables);
|
|
for (size_t i = 0; i < nums; ++i) {
|
|
STableNode* pTable = taosArrayGetP(pTables, i);
|
|
int32_t code = createColumnsByTable(pCxt, pTable, igTags, *pCols);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static SNode* createMultiResFunc(SFunctionNode* pSrcFunc, SExprNode* pExpr) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
return NULL;
|
|
}
|
|
pFunc->pParameterList = nodesMakeList();
|
|
if (NULL == pFunc->pParameterList ||
|
|
TSDB_CODE_SUCCESS != nodesListStrictAppend(pFunc->pParameterList, nodesCloneNode((SNode*)pExpr))) {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
return NULL;
|
|
}
|
|
|
|
pFunc->node.resType = pExpr->resType;
|
|
pFunc->funcId = pSrcFunc->funcId;
|
|
pFunc->funcType = pSrcFunc->funcType;
|
|
strcpy(pFunc->functionName, pSrcFunc->functionName);
|
|
char buf[TSDB_FUNC_NAME_LEN + TSDB_TABLE_NAME_LEN + TSDB_COL_NAME_LEN];
|
|
int32_t len = 0;
|
|
if (QUERY_NODE_COLUMN == nodeType(pExpr)) {
|
|
SColumnNode* pCol = (SColumnNode*)pExpr;
|
|
len = snprintf(buf, sizeof(buf), "%s(%s.%s)", pSrcFunc->functionName, pCol->tableAlias, pCol->colName);
|
|
} else {
|
|
len = snprintf(buf, sizeof(buf), "%s(%s)", pSrcFunc->functionName, pExpr->aliasName);
|
|
}
|
|
strncpy(pFunc->node.aliasName, buf, TMIN(len, sizeof(pFunc->node.aliasName) - 1));
|
|
|
|
return (SNode*)pFunc;
|
|
}
|
|
|
|
static int32_t createTableAllCols(STranslateContext* pCxt, SColumnNode* pCol, bool igTags, SNodeList** pOutput) {
|
|
STableNode* pTable = NULL;
|
|
int32_t code = findTable(pCxt, pCol->tableAlias, &pTable);
|
|
if (TSDB_CODE_SUCCESS == code && NULL == *pOutput) {
|
|
*pOutput = nodesMakeList();
|
|
if (NULL == *pOutput) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createColumnsByTable(pCxt, pTable, igTags, *pOutput);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t createMultiResFuncsParas(STranslateContext* pCxt, SNodeList* pSrcParas, SNodeList** pOutput) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
SNodeList* pExprs = NULL;
|
|
SNode* pPara = NULL;
|
|
FOREACH(pPara, pSrcParas) {
|
|
if (isStar(pPara)) {
|
|
code = createAllColumns(pCxt, true, &pExprs);
|
|
} else if (isTableStar(pPara)) {
|
|
code = createTableAllCols(pCxt, (SColumnNode*)pPara, true, &pExprs);
|
|
} else {
|
|
code = nodesListMakeStrictAppend(&pExprs, nodesCloneNode(pPara));
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pOutput = pExprs;
|
|
} else {
|
|
nodesDestroyList(pExprs);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t createMultiResFuncs(SFunctionNode* pSrcFunc, SNodeList* pExprs, SNodeList** pOutput) {
|
|
SNodeList* pFuncs = nodesMakeList();
|
|
if (NULL == pFuncs) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
SNode* pExpr = NULL;
|
|
FOREACH(pExpr, pExprs) {
|
|
code = nodesListStrictAppend(pFuncs, createMultiResFunc(pSrcFunc, (SExprNode*)pExpr));
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pOutput = pFuncs;
|
|
} else {
|
|
nodesDestroyList(pFuncs);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t createMultiResFuncsFromStar(STranslateContext* pCxt, SFunctionNode* pSrcFunc, SNodeList** pOutput) {
|
|
SNodeList* pExprs = NULL;
|
|
int32_t code = createMultiResFuncsParas(pCxt, pSrcFunc->pParameterList, &pExprs);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createMultiResFuncs(pSrcFunc, pExprs, pOutput);
|
|
}
|
|
|
|
nodesDestroyList(pExprs);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateStar(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
SNode* pNode = NULL;
|
|
WHERE_EACH(pNode, pSelect->pProjectionList) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
if (isStar(pNode)) {
|
|
SNodeList* pCols = NULL;
|
|
code = createAllColumns(pCxt, false, &pCols);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
INSERT_LIST(pSelect->pProjectionList, pCols);
|
|
ERASE_NODE(pSelect->pProjectionList);
|
|
continue;
|
|
}
|
|
} else if (isMultiResFunc(pNode)) {
|
|
SNodeList* pFuncs = NULL;
|
|
code = createMultiResFuncsFromStar(pCxt, (SFunctionNode*)pNode, &pFuncs);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
INSERT_LIST(pSelect->pProjectionList, pFuncs);
|
|
ERASE_NODE(pSelect->pProjectionList);
|
|
continue;
|
|
}
|
|
} else if (isTableStar(pNode)) {
|
|
SNodeList* pCols = NULL;
|
|
code = createTableAllCols(pCxt, (SColumnNode*)pNode, false, &pCols);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
INSERT_LIST(pSelect->pProjectionList, pCols);
|
|
ERASE_NODE(pSelect->pProjectionList);
|
|
continue;
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
WHERE_NEXT;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t getPositionValue(const SValueNode* pVal) {
|
|
switch (pVal->node.resType.type) {
|
|
case TSDB_DATA_TYPE_NULL:
|
|
case TSDB_DATA_TYPE_TIMESTAMP:
|
|
case TSDB_DATA_TYPE_NCHAR:
|
|
case TSDB_DATA_TYPE_VARCHAR:
|
|
case TSDB_DATA_TYPE_VARBINARY:
|
|
case TSDB_DATA_TYPE_JSON:
|
|
return -1;
|
|
case TSDB_DATA_TYPE_BOOL:
|
|
return (pVal->datum.b ? 1 : 0);
|
|
case TSDB_DATA_TYPE_TINYINT:
|
|
case TSDB_DATA_TYPE_SMALLINT:
|
|
case TSDB_DATA_TYPE_INT:
|
|
case TSDB_DATA_TYPE_BIGINT:
|
|
return pVal->datum.i;
|
|
case TSDB_DATA_TYPE_FLOAT:
|
|
case TSDB_DATA_TYPE_DOUBLE:
|
|
return pVal->datum.d;
|
|
case TSDB_DATA_TYPE_UTINYINT:
|
|
case TSDB_DATA_TYPE_USMALLINT:
|
|
case TSDB_DATA_TYPE_UINT:
|
|
case TSDB_DATA_TYPE_UBIGINT:
|
|
return pVal->datum.u;
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int32_t translateOrderByPosition(STranslateContext* pCxt, SNodeList* pProjectionList, SNodeList* pOrderByList,
|
|
bool* pOther) {
|
|
*pOther = false;
|
|
SNode* pNode = NULL;
|
|
WHERE_EACH(pNode, pOrderByList) {
|
|
SNode* pExpr = ((SOrderByExprNode*)pNode)->pExpr;
|
|
if (QUERY_NODE_VALUE == nodeType(pExpr)) {
|
|
SValueNode* pVal = (SValueNode*)pExpr;
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pVal)) {
|
|
return pCxt->errCode;
|
|
}
|
|
int32_t pos = getPositionValue(pVal);
|
|
if (pos < 0) {
|
|
ERASE_NODE(pOrderByList);
|
|
continue;
|
|
} else if (0 == pos || pos > LIST_LENGTH(pProjectionList)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_WRONG_NUMBER_OF_SELECT);
|
|
} else {
|
|
SColumnRefNode* pCol = (SColumnRefNode*)nodesMakeNode(QUERY_NODE_COLUMN_REF);
|
|
if (NULL == pCol) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_OUT_OF_MEMORY);
|
|
}
|
|
strcpy(pCol->colName, ((SExprNode*)nodesListGetNode(pProjectionList, pos - 1))->aliasName);
|
|
((SOrderByExprNode*)pNode)->pExpr = (SNode*)pCol;
|
|
nodesDestroyNode(pExpr);
|
|
}
|
|
} else {
|
|
*pOther = true;
|
|
}
|
|
WHERE_NEXT;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateOrderBy(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
bool other;
|
|
int32_t code = translateOrderByPosition(pCxt, pSelect->pProjectionList, pSelect->pOrderByList, &other);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (!other) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
pCxt->currClause = SQL_CLAUSE_ORDER_BY;
|
|
code = translateExprList(pCxt, pSelect->pOrderByList);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkExprListForGroupBy(pCxt, pSelect, pSelect->pOrderByList);
|
|
}
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateSelectList(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
pCxt->currClause = SQL_CLAUSE_SELECT;
|
|
int32_t code = translateExprList(pCxt, pSelect->pProjectionList);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateStar(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkExprListForGroupBy(pCxt, pSelect, pSelect->pProjectionList);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateHaving(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL == pSelect->pGroupByList && NULL != pSelect->pHaving) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_GROUPBY_LACK_EXPRESSION);
|
|
}
|
|
pCxt->currClause = SQL_CLAUSE_HAVING;
|
|
int32_t code = translateExpr(pCxt, &pSelect->pHaving);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkExprForGroupBy(pCxt, &pSelect->pHaving);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateGroupBy(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL != pSelect->pGroupByList && NULL != pSelect->pWindow) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_GROUPBY_WINDOW_COEXIST);
|
|
}
|
|
if (NULL != pSelect->pGroupByList) {
|
|
pCxt->currClause = SQL_CLAUSE_GROUP_BY;
|
|
pSelect->isTimeLineResult = false;
|
|
return translateExprList(pCxt, pSelect->pGroupByList);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t getTimeRange(SNode** pPrimaryKeyCond, STimeWindow* pTimeRange, bool* pIsStrict) {
|
|
SNode* pNew = NULL;
|
|
int32_t code = scalarCalculateConstants(*pPrimaryKeyCond, &pNew);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pPrimaryKeyCond = pNew;
|
|
code = filterGetTimeRange(*pPrimaryKeyCond, pTimeRange, pIsStrict);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t getQueryTimeRange(STranslateContext* pCxt, SNode* pWhere, STimeWindow* pTimeRange) {
|
|
if (NULL == pWhere) {
|
|
*pTimeRange = TSWINDOW_INITIALIZER;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SNode* pCond = nodesCloneNode(pWhere);
|
|
if (NULL == pCond) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SNode* pPrimaryKeyCond = NULL;
|
|
nodesPartitionCond(&pCond, &pPrimaryKeyCond, NULL, NULL, NULL);
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
if (NULL != pPrimaryKeyCond) {
|
|
bool isStrict = false;
|
|
code = getTimeRange(&pPrimaryKeyCond, pTimeRange, &isStrict);
|
|
} else {
|
|
*pTimeRange = TSWINDOW_INITIALIZER;
|
|
}
|
|
nodesDestroyNode(pCond);
|
|
nodesDestroyNode(pPrimaryKeyCond);
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkFill(STranslateContext* pCxt, SFillNode* pFill, SValueNode* pInterval) {
|
|
if (FILL_MODE_NONE == pFill->mode) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (TSWINDOW_IS_EQUAL(pFill->timeRange, TSWINDOW_INITIALIZER) ||
|
|
TSWINDOW_IS_EQUAL(pFill->timeRange, TSWINDOW_DESC_INITIALIZER)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_FILL_TIME_RANGE);
|
|
}
|
|
|
|
// interp FILL clause
|
|
if (NULL == pInterval) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int64_t timeRange = TABS(pFill->timeRange.skey - pFill->timeRange.ekey);
|
|
int64_t intervalRange = 0;
|
|
if (TIME_IS_VAR_DURATION(pInterval->unit)) {
|
|
int64_t f = 1;
|
|
if (pInterval->unit == 'n') {
|
|
f = 30LL * MILLISECOND_PER_DAY;
|
|
} else if (pInterval->unit == 'y') {
|
|
f = 365LL * MILLISECOND_PER_DAY;
|
|
}
|
|
intervalRange = pInterval->datum.i * f;
|
|
} else {
|
|
intervalRange = pInterval->datum.i;
|
|
}
|
|
if ((timeRange == 0) || (timeRange / intervalRange) >= MAX_INTERVAL_TIME_WINDOW) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_FILL_TIME_RANGE);
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateFill(STranslateContext* pCxt, SSelectStmt* pSelect, SIntervalWindowNode* pInterval) {
|
|
if (NULL == pInterval->pFill) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
((SFillNode*)pInterval->pFill)->timeRange = pSelect->timeRange;
|
|
return checkFill(pCxt, (SFillNode*)pInterval->pFill, (SValueNode*)pInterval->pInterval);
|
|
}
|
|
|
|
static int64_t getMonthsFromTimeVal(int64_t val, int32_t fromPrecision, char unit) {
|
|
int64_t days = convertTimeFromPrecisionToUnit(val, fromPrecision, 'd');
|
|
switch (unit) {
|
|
case 'b':
|
|
case 'u':
|
|
case 'a':
|
|
case 's':
|
|
case 'm':
|
|
case 'h':
|
|
case 'd':
|
|
case 'w':
|
|
return days / 28;
|
|
case 'n':
|
|
return val;
|
|
case 'y':
|
|
return val * 12;
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static const char* getPrecisionStr(uint8_t precision) {
|
|
switch (precision) {
|
|
case TSDB_TIME_PRECISION_MILLI:
|
|
return TSDB_TIME_PRECISION_MILLI_STR;
|
|
case TSDB_TIME_PRECISION_MICRO:
|
|
return TSDB_TIME_PRECISION_MICRO_STR;
|
|
case TSDB_TIME_PRECISION_NANO:
|
|
return TSDB_TIME_PRECISION_NANO_STR;
|
|
default:
|
|
break;
|
|
}
|
|
return "unknown";
|
|
}
|
|
|
|
static int32_t checkIntervalWindow(STranslateContext* pCxt, SIntervalWindowNode* pInterval) {
|
|
uint8_t precision = ((SColumnNode*)pInterval->pCol)->node.resType.precision;
|
|
|
|
SValueNode* pInter = (SValueNode*)pInterval->pInterval;
|
|
bool valInter = TIME_IS_VAR_DURATION(pInter->unit);
|
|
if (pInter->datum.i <= 0 || (!valInter && pInter->datum.i < tsMinIntervalTime)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_VALUE_TOO_SMALL, tsMinIntervalTime,
|
|
getPrecisionStr(precision));
|
|
}
|
|
|
|
if (NULL != pInterval->pOffset) {
|
|
SValueNode* pOffset = (SValueNode*)pInterval->pOffset;
|
|
if (pOffset->datum.i <= 0) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_OFFSET_NEGATIVE);
|
|
}
|
|
if (pInter->unit == 'n' && pOffset->unit == 'y') {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_OFFSET_UNIT);
|
|
}
|
|
bool fixed = !TIME_IS_VAR_DURATION(pOffset->unit) && !valInter;
|
|
if ((fixed && pOffset->datum.i >= pInter->datum.i) ||
|
|
(!fixed && getMonthsFromTimeVal(pOffset->datum.i, precision, pOffset->unit) >=
|
|
getMonthsFromTimeVal(pInter->datum.i, precision, pInter->unit))) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_OFFSET_TOO_BIG);
|
|
}
|
|
}
|
|
|
|
if (NULL != pInterval->pSliding) {
|
|
const static int32_t INTERVAL_SLIDING_FACTOR = 100;
|
|
|
|
SValueNode* pSliding = (SValueNode*)pInterval->pSliding;
|
|
if (TIME_IS_VAR_DURATION(pSliding->unit)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SLIDING_UNIT);
|
|
}
|
|
if ((pSliding->datum.i < convertTimePrecision(tsMinSlidingTime, TSDB_TIME_PRECISION_MILLI, precision)) ||
|
|
(pInter->datum.i / pSliding->datum.i > INTERVAL_SLIDING_FACTOR)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SLIDING_TOO_SMALL);
|
|
}
|
|
if (pSliding->datum.i > pInter->datum.i) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SLIDING_TOO_BIG);
|
|
}
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateIntervalWindow(STranslateContext* pCxt, SSelectStmt* pSelect, SIntervalWindowNode* pInterval) {
|
|
int32_t code = checkIntervalWindow(pCxt, pInterval);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateFill(pCxt, pSelect, pInterval);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static EDealRes checkStateExpr(SNode* pNode, void* pContext) {
|
|
if (QUERY_NODE_COLUMN == nodeType(pNode)) {
|
|
STranslateContext* pCxt = pContext;
|
|
SColumnNode* pCol = (SColumnNode*)pNode;
|
|
|
|
int32_t type = pCol->node.resType.type;
|
|
if (!IS_INTEGER_TYPE(type) && type != TSDB_DATA_TYPE_BOOL && !IS_VAR_DATA_TYPE(type)) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_STATE_WIN_TYPE);
|
|
}
|
|
if (COLUMN_TYPE_TAG == pCol->colType) {
|
|
return generateDealNodeErrMsg(pCxt, TSDB_CODE_PAR_INVALID_STATE_WIN_COL);
|
|
}
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t translateStateWindow(STranslateContext* pCxt, SStateWindowNode* pState) {
|
|
nodesWalkExprPostOrder(pState->pExpr, checkStateExpr, pCxt);
|
|
// todo check for "function not support for state_window"
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static int32_t translateSessionWindow(STranslateContext* pCxt, SSessionWindowNode* pSession) {
|
|
if ('y' == pSession->pGap->unit || 'n' == pSession->pGap->unit || 0 == pSession->pGap->datum.i) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SESSION_GAP);
|
|
}
|
|
if (PRIMARYKEY_TIMESTAMP_COL_ID != pSession->pCol->colId) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SESSION_COL);
|
|
}
|
|
// todo check for "function not support for session"
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateSpecificWindow(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
switch (nodeType(pSelect->pWindow)) {
|
|
case QUERY_NODE_STATE_WINDOW:
|
|
return translateStateWindow(pCxt, (SStateWindowNode*)pSelect->pWindow);
|
|
case QUERY_NODE_SESSION_WINDOW:
|
|
return translateSessionWindow(pCxt, (SSessionWindowNode*)pSelect->pWindow);
|
|
case QUERY_NODE_INTERVAL_WINDOW:
|
|
return translateIntervalWindow(pCxt, pSelect, (SIntervalWindowNode*)pSelect->pWindow);
|
|
default:
|
|
break;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateWindow(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL == pSelect->pWindow) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
pCxt->currClause = SQL_CLAUSE_WINDOW;
|
|
int32_t code = translateExpr(pCxt, &pSelect->pWindow);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateSpecificWindow(pCxt, pSelect);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t createDefaultFillNode(STranslateContext* pCxt, SNode** pOutput) {
|
|
SFillNode* pFill = (SFillNode*)nodesMakeNode(QUERY_NODE_FILL);
|
|
if (NULL == pFill) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
pFill->mode = FILL_MODE_NONE;
|
|
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
nodesDestroyNode((SNode*)pFill);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pCol->colId = PRIMARYKEY_TIMESTAMP_COL_ID;
|
|
strcpy(pCol->colName, PK_TS_COL_INTERNAL_NAME);
|
|
pFill->pWStartTs = (SNode*)pCol;
|
|
|
|
*pOutput = (SNode*)pFill;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateInterpFill(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
if (NULL == pSelect->pFill) {
|
|
code = createDefaultFillNode(pCxt, &pSelect->pFill);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateExpr(pCxt, &pSelect->pFill);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getQueryTimeRange(pCxt, pSelect->pRange, &(((SFillNode*)pSelect->pFill)->timeRange));
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkFill(pCxt, (SFillNode*)pSelect->pFill, (SValueNode*)pSelect->pEvery);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateInterp(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (!pSelect->hasInterpFunc) {
|
|
if (NULL != pSelect->pRange || NULL != pSelect->pEvery || NULL != pSelect->pFill) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_INTERP_CLAUSE);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t code = translateExpr(pCxt, &pSelect->pRange);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateExpr(pCxt, &pSelect->pEvery);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateInterpFill(pCxt, pSelect);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translatePartitionBy(STranslateContext* pCxt, SNodeList* pPartitionByList) {
|
|
pCxt->currClause = SQL_CLAUSE_PARTITION_BY;
|
|
return translateExprList(pCxt, pPartitionByList);
|
|
}
|
|
|
|
static int32_t translateWhere(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
pCxt->currClause = SQL_CLAUSE_WHERE;
|
|
int32_t code = translateExpr(pCxt, &pSelect->pWhere);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getQueryTimeRange(pCxt, pSelect->pWhere, &pSelect->timeRange);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateFrom(STranslateContext* pCxt, SNode* pTable) {
|
|
pCxt->currClause = SQL_CLAUSE_FROM;
|
|
return translateTable(pCxt, pTable);
|
|
}
|
|
|
|
static int32_t checkLimit(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if ((NULL != pSelect->pLimit && pSelect->pLimit->offset < 0) ||
|
|
(NULL != pSelect->pSlimit && pSelect->pSlimit->offset < 0)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_OFFSET_LESS_ZERO);
|
|
}
|
|
|
|
if (NULL != pSelect->pSlimit && NULL == pSelect->pPartitionByList) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_SLIMIT_LEAK_PARTITION_BY);
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t createPrimaryKeyColByTable(STranslateContext* pCxt, STableNode* pTable, SNode** pPrimaryKey) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pCol->colId = PRIMARYKEY_TIMESTAMP_COL_ID;
|
|
strcpy(pCol->colName, PK_TS_COL_INTERNAL_NAME);
|
|
bool found = false;
|
|
int32_t code = findAndSetColumn(pCxt, &pCol, pTable, &found);
|
|
if (TSDB_CODE_SUCCESS != code || !found) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TIMELINE_FUNC);
|
|
}
|
|
*pPrimaryKey = (SNode*)pCol;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t createPrimaryKeyCol(STranslateContext* pCxt, SNode** pPrimaryKey) {
|
|
STableNode* pTable = NULL;
|
|
int32_t code = findTable(pCxt, NULL, &pTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createPrimaryKeyColByTable(pCxt, pTable, pPrimaryKey);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static EDealRes appendTsForImplicitTsFuncImpl(SNode* pNode, void* pContext) {
|
|
STranslateContext* pCxt = pContext;
|
|
if (isImplicitTsFunc(pNode)) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)pNode;
|
|
SNode* pPrimaryKey = NULL;
|
|
pCxt->errCode = createPrimaryKeyCol(pCxt, &pPrimaryKey);
|
|
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
|
|
pCxt->errCode = nodesListMakeStrictAppend(&pFunc->pParameterList, pPrimaryKey);
|
|
}
|
|
return TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR;
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t appendTsForImplicitTsFunc(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
nodesWalkSelectStmt(pSelect, SQL_CLAUSE_FROM, appendTsForImplicitTsFuncImpl, pCxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
typedef struct SRwriteUniqueCxt {
|
|
STranslateContext* pTranslateCxt;
|
|
SNode* pExpr;
|
|
} SRwriteUniqueCxt;
|
|
|
|
static EDealRes rewriteSeletcValueFunc(STranslateContext* pCxt, SNode** pNode) {
|
|
SFunctionNode* pFirst = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFirst) {
|
|
pCxt->errCode = TSDB_CODE_OUT_OF_MEMORY;
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
strcpy(pFirst->functionName, "first");
|
|
TSWAP(pFirst->pParameterList, ((SFunctionNode*)*pNode)->pParameterList);
|
|
strcpy(pFirst->node.aliasName, ((SExprNode*)*pNode)->aliasName);
|
|
nodesDestroyNode(*pNode);
|
|
*pNode = (SNode*)pFirst;
|
|
pCxt->errCode = fmGetFuncInfo(pFirst, pCxt->msgBuf.buf, pCxt->msgBuf.len);
|
|
((SSelectStmt*)pCxt->pCurrStmt)->hasAggFuncs = true;
|
|
return TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR;
|
|
}
|
|
|
|
typedef struct SReplaceOrderByAliasCxt {
|
|
STranslateContext* pTranslateCxt;
|
|
SNodeList* pProjectionList;
|
|
} SReplaceOrderByAliasCxt;
|
|
|
|
static EDealRes replaceOrderByAliasImpl(SNode** pNode, void* pContext) {
|
|
SReplaceOrderByAliasCxt* pCxt = pContext;
|
|
if (QUERY_NODE_COLUMN_REF == nodeType(*pNode)) {
|
|
SNodeList* pProjectionList = pCxt->pProjectionList;
|
|
SNode* pProject = NULL;
|
|
FOREACH(pProject, pProjectionList) {
|
|
SExprNode* pExpr = (SExprNode*)pProject;
|
|
if (0 == strcmp(((SColumnRefNode*)*pNode)->colName, pExpr->aliasName)) {
|
|
SNode* pNew = nodesCloneNode(pProject);
|
|
if (NULL == pNew) {
|
|
pCxt->pTranslateCxt->errCode = TSDB_CODE_OUT_OF_MEMORY;
|
|
return DEAL_RES_ERROR;
|
|
}
|
|
((SExprNode*)pNew)->orderAlias = true;
|
|
nodesDestroyNode(*pNode);
|
|
*pNode = pNew;
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
}
|
|
}
|
|
return DEAL_RES_CONTINUE;
|
|
}
|
|
|
|
static int32_t replaceOrderByAlias(STranslateContext* pCxt, SNodeList* pProjectionList, SNodeList* pOrderByList) {
|
|
SReplaceOrderByAliasCxt cxt = {.pTranslateCxt = pCxt, .pProjectionList = pProjectionList};
|
|
nodesRewriteExprsPostOrder(pOrderByList, replaceOrderByAliasImpl, &cxt);
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
static int32_t translateSelectWithoutFrom(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
pCxt->pCurrStmt = (SNode*)pSelect;
|
|
pCxt->currClause = SQL_CLAUSE_SELECT;
|
|
return translateExprList(pCxt, pSelect->pProjectionList);
|
|
}
|
|
|
|
static int32_t translateSelectFrom(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
pCxt->pCurrStmt = (SNode*)pSelect;
|
|
int32_t code = translateFrom(pCxt, pSelect->pFromTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pSelect->precision = ((STableNode*)pSelect->pFromTable)->precision;
|
|
code = translateWhere(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translatePartitionBy(pCxt, pSelect->pPartitionByList);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateWindow(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateGroupBy(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateHaving(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateSelectList(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateOrderBy(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkAggColCoexist(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkWindowFuncCoexist(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkLimit(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateInterp(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = appendTsForImplicitTsFunc(pCxt, pSelect);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = replaceOrderByAlias(pCxt, pSelect->pProjectionList, pSelect->pOrderByList);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateSelect(STranslateContext* pCxt, SSelectStmt* pSelect) {
|
|
if (NULL == pSelect->pFromTable) {
|
|
return translateSelectWithoutFrom(pCxt, pSelect);
|
|
} else {
|
|
return translateSelectFrom(pCxt, pSelect);
|
|
}
|
|
}
|
|
|
|
static SNode* createSetOperProject(const char* pTableAlias, SNode* pNode) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return NULL;
|
|
}
|
|
pCol->node.resType = ((SExprNode*)pNode)->resType;
|
|
strcpy(pCol->tableAlias, pTableAlias);
|
|
strcpy(pCol->colName, ((SExprNode*)pNode)->aliasName);
|
|
strcpy(pCol->node.aliasName, pCol->colName);
|
|
return (SNode*)pCol;
|
|
}
|
|
|
|
static int32_t createCastFunc(STranslateContext* pCxt, SNode* pExpr, SDataType dt, SNode** pCast) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pFunc->functionName, "cast");
|
|
pFunc->node.resType = dt;
|
|
if (TSDB_CODE_SUCCESS != nodesListMakeAppend(&pFunc->pParameterList, pExpr)) {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
if (TSDB_CODE_SUCCESS != getFuncInfo(pCxt, pFunc)) {
|
|
nodesClearList(pFunc->pParameterList);
|
|
pFunc->pParameterList = NULL;
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_WRONG_VALUE_TYPE, ((SExprNode*)pExpr)->aliasName);
|
|
}
|
|
*pCast = (SNode*)pFunc;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateSetOperProject(STranslateContext* pCxt, SSetOperator* pSetOperator) {
|
|
SNodeList* pLeftProjections = getProjectList(pSetOperator->pLeft);
|
|
SNodeList* pRightProjections = getProjectList(pSetOperator->pRight);
|
|
if (LIST_LENGTH(pLeftProjections) != LIST_LENGTH(pRightProjections)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INCORRECT_NUM_OF_COL);
|
|
}
|
|
|
|
SNode* pLeft = NULL;
|
|
SNode* pRight = NULL;
|
|
FORBOTH(pLeft, pLeftProjections, pRight, pRightProjections) {
|
|
SExprNode* pLeftExpr = (SExprNode*)pLeft;
|
|
SExprNode* pRightExpr = (SExprNode*)pRight;
|
|
if (!dataTypeEqual(&pLeftExpr->resType, &pRightExpr->resType)) {
|
|
SNode* pRightFunc = NULL;
|
|
int32_t code = createCastFunc(pCxt, pRight, pLeftExpr->resType, &pRightFunc);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
REPLACE_LIST2_NODE(pRightFunc);
|
|
pRightExpr = (SExprNode*)pRightFunc;
|
|
}
|
|
strcpy(pRightExpr->aliasName, pLeftExpr->aliasName);
|
|
pRightExpr->aliasName[strlen(pLeftExpr->aliasName)] = '\0';
|
|
if (TSDB_CODE_SUCCESS != nodesListMakeStrictAppend(&pSetOperator->pProjectionList,
|
|
createSetOperProject(pSetOperator->stmtName, pLeft))) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static uint8_t calcSetOperatorPrecision(SSetOperator* pSetOperator) {
|
|
return calcPrecision(getStmtPrecision(pSetOperator->pLeft), getStmtPrecision(pSetOperator->pRight));
|
|
}
|
|
|
|
static int32_t translateSetOperOrderBy(STranslateContext* pCxt, SSetOperator* pSetOperator) {
|
|
bool other;
|
|
int32_t code = translateOrderByPosition(pCxt, pSetOperator->pProjectionList, pSetOperator->pOrderByList, &other);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (other) {
|
|
pCxt->currClause = SQL_CLAUSE_ORDER_BY;
|
|
pCxt->pCurrStmt = (SNode*)pSetOperator;
|
|
code = translateExprList(pCxt, pSetOperator->pOrderByList);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = replaceOrderByAlias(pCxt, pSetOperator->pProjectionList, pSetOperator->pOrderByList);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkSetOperLimit(STranslateContext* pCxt, SLimitNode* pLimit) {
|
|
if ((NULL != pLimit && pLimit->offset < 0)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_OFFSET_LESS_ZERO);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateSetOperator(STranslateContext* pCxt, SSetOperator* pSetOperator) {
|
|
int32_t code = translateQuery(pCxt, pSetOperator->pLeft);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = resetTranslateNamespace(pCxt);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateQuery(pCxt, pSetOperator->pRight);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pSetOperator->precision = calcSetOperatorPrecision(pSetOperator);
|
|
code = translateSetOperProject(pCxt, pSetOperator);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateSetOperOrderBy(pCxt, pSetOperator);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkSetOperLimit(pCxt, (SLimitNode*)pSetOperator->pLimit);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t partitionDeleteWhere(STranslateContext* pCxt, SDeleteStmt* pDelete) {
|
|
if (NULL == pDelete->pWhere) {
|
|
pDelete->timeRange = TSWINDOW_INITIALIZER;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SNode* pPrimaryKeyCond = NULL;
|
|
SNode* pOtherCond = NULL;
|
|
int32_t code = nodesPartitionCond(&pDelete->pWhere, &pPrimaryKeyCond, NULL, &pDelete->pTagCond, &pOtherCond);
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pOtherCond) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_DELETE_WHERE);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
bool isStrict = false;
|
|
code = getTimeRange(&pPrimaryKeyCond, &pDelete->timeRange, &isStrict);
|
|
if (TSDB_CODE_SUCCESS == code && !isStrict) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_DELETE_WHERE);
|
|
}
|
|
}
|
|
nodesDestroyNode(pPrimaryKeyCond);
|
|
nodesDestroyNode(pOtherCond);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDeleteWhere(STranslateContext* pCxt, SDeleteStmt* pDelete) {
|
|
pCxt->currClause = SQL_CLAUSE_WHERE;
|
|
int32_t code = translateExpr(pCxt, &pDelete->pWhere);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = partitionDeleteWhere(pCxt, pDelete);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDelete(STranslateContext* pCxt, SDeleteStmt* pDelete) {
|
|
pCxt->pCurrStmt = (SNode*)pDelete;
|
|
int32_t code = translateFrom(pCxt, pDelete->pFromTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateDeleteWhere(pCxt, pDelete);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pCxt->currClause = SQL_CLAUSE_SELECT;
|
|
code = translateExpr(pCxt, &pDelete->pCountFunc);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateInsertCols(STranslateContext* pCxt, SInsertStmt* pInsert) {
|
|
if (NULL == pInsert->pCols) {
|
|
return createAllColumns(pCxt, false, &pInsert->pCols);
|
|
}
|
|
return translateExprList(pCxt, pInsert->pCols);
|
|
}
|
|
|
|
static int32_t translateInsertQuery(STranslateContext* pCxt, SInsertStmt* pInsert) {
|
|
int32_t code = resetTranslateNamespace(pCxt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateQuery(pCxt, pInsert->pQuery);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t addOrderByPrimaryKeyToQueryImpl(STranslateContext* pCxt, SNode* pPrimaryKeyExpr,
|
|
SNodeList** pOrderByList) {
|
|
SOrderByExprNode* pOrderByExpr = (SOrderByExprNode*)nodesMakeNode(QUERY_NODE_ORDER_BY_EXPR);
|
|
if (NULL == pOrderByExpr) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pOrderByExpr->nullOrder = NULL_ORDER_FIRST;
|
|
pOrderByExpr->order = ORDER_ASC;
|
|
pOrderByExpr->pExpr = nodesCloneNode(pPrimaryKeyExpr);
|
|
if (NULL == pOrderByExpr->pExpr) {
|
|
nodesDestroyNode((SNode*)pOrderByExpr);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SExprNode*)pOrderByExpr->pExpr)->orderAlias = true;
|
|
NODES_DESTORY_LIST(*pOrderByList);
|
|
return nodesListMakeStrictAppend(pOrderByList, (SNode*)pOrderByExpr);
|
|
}
|
|
|
|
static int32_t addOrderByPrimaryKeyToQuery(STranslateContext* pCxt, SNode* pPrimaryKeyExpr, SNode* pStmt) {
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt)) {
|
|
return addOrderByPrimaryKeyToQueryImpl(pCxt, pPrimaryKeyExpr, &((SSelectStmt*)pStmt)->pOrderByList);
|
|
}
|
|
return addOrderByPrimaryKeyToQueryImpl(pCxt, pPrimaryKeyExpr, &((SSetOperator*)pStmt)->pOrderByList);
|
|
}
|
|
|
|
static int32_t translateInsertProject(STranslateContext* pCxt, SInsertStmt* pInsert) {
|
|
SNodeList* pProjects = getProjectList(pInsert->pQuery);
|
|
if (LIST_LENGTH(pInsert->pCols) != LIST_LENGTH(pProjects)) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMNS_NUM, "Illegal number of columns");
|
|
}
|
|
|
|
SNode* pPrimaryKeyExpr = NULL;
|
|
SNode* pBoundCol = NULL;
|
|
SNode* pProj = NULL;
|
|
FORBOTH(pBoundCol, pInsert->pCols, pProj, pProjects) {
|
|
SColumnNode* pCol = (SColumnNode*)pBoundCol;
|
|
SExprNode* pExpr = (SExprNode*)pProj;
|
|
if (!dataTypeEqual(&pCol->node.resType, &pExpr->resType)) {
|
|
SNode* pFunc = NULL;
|
|
int32_t code = createCastFunc(pCxt, pProj, pCol->node.resType, &pFunc);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
REPLACE_LIST2_NODE(pFunc);
|
|
pExpr = (SExprNode*)pFunc;
|
|
}
|
|
snprintf(pExpr->aliasName, sizeof(pExpr->aliasName), "%s", pCol->colName);
|
|
if (PRIMARYKEY_TIMESTAMP_COL_ID == pCol->colId) {
|
|
pPrimaryKeyExpr = pProj;
|
|
}
|
|
}
|
|
|
|
if (NULL == pPrimaryKeyExpr) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMNS_NUM,
|
|
"Primary timestamp column can not be null");
|
|
}
|
|
|
|
return addOrderByPrimaryKeyToQuery(pCxt, pPrimaryKeyExpr, pInsert->pQuery);
|
|
}
|
|
|
|
static int32_t translateInsert(STranslateContext* pCxt, SInsertStmt* pInsert) {
|
|
pCxt->pCurrStmt = (SNode*)pInsert;
|
|
int32_t code = translateFrom(pCxt, pInsert->pTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateInsertCols(pCxt, pInsert);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateInsertQuery(pCxt, pInsert);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateInsertProject(pCxt, pInsert);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int64_t getUnitPerMinute(uint8_t precision) {
|
|
switch (precision) {
|
|
case TSDB_TIME_PRECISION_MILLI:
|
|
return MILLISECOND_PER_MINUTE;
|
|
case TSDB_TIME_PRECISION_MICRO:
|
|
return MILLISECOND_PER_MINUTE * 1000LL;
|
|
case TSDB_TIME_PRECISION_NANO:
|
|
return NANOSECOND_PER_MINUTE;
|
|
default:
|
|
break;
|
|
}
|
|
return MILLISECOND_PER_MINUTE;
|
|
}
|
|
|
|
static int64_t getBigintFromValueNode(SValueNode* pVal) {
|
|
if (pVal->isDuration) {
|
|
return pVal->datum.i / getUnitPerMinute(pVal->node.resType.precision);
|
|
}
|
|
return pVal->datum.i;
|
|
}
|
|
|
|
static int32_t buildCreateDbRetentions(const SNodeList* pRetentions, SCreateDbReq* pReq) {
|
|
if (NULL != pRetentions) {
|
|
pReq->pRetensions = taosArrayInit(LIST_LENGTH(pRetentions), sizeof(SRetention));
|
|
if (NULL == pReq->pRetensions) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
SValueNode* pFreq = NULL;
|
|
SValueNode* pKeep = NULL;
|
|
SNode* pNode = NULL;
|
|
int32_t index = 0;
|
|
FOREACH(pNode, pRetentions) {
|
|
pFreq = (SValueNode*)nodesListGetNode(((SNodeListNode*)pNode)->pNodeList, 0);
|
|
pKeep = (SValueNode*)nodesListGetNode(((SNodeListNode*)pNode)->pNodeList, 1);
|
|
SRetention retention = {
|
|
.freq = pFreq->datum.i, .freqUnit = pFreq->unit, .keep = pKeep->datum.i, .keepUnit = pKeep->unit};
|
|
taosArrayPush(pReq->pRetensions, &retention);
|
|
}
|
|
pReq->numOfRetensions = taosArrayGetSize(pReq->pRetensions);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildCreateDbReq(STranslateContext* pCxt, SCreateDatabaseStmt* pStmt, SCreateDbReq* pReq) {
|
|
SName name = {0};
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
|
|
tNameGetFullDbName(&name, pReq->db);
|
|
pReq->numOfVgroups = pStmt->pOptions->numOfVgroups;
|
|
pReq->numOfStables = pStmt->pOptions->singleStable;
|
|
pReq->buffer = pStmt->pOptions->buffer;
|
|
pReq->pageSize = pStmt->pOptions->pagesize;
|
|
pReq->pages = pStmt->pOptions->pages;
|
|
pReq->daysPerFile = pStmt->pOptions->daysPerFile;
|
|
pReq->daysToKeep0 = pStmt->pOptions->keep[0];
|
|
pReq->daysToKeep1 = pStmt->pOptions->keep[1];
|
|
pReq->daysToKeep2 = pStmt->pOptions->keep[2];
|
|
pReq->minRows = pStmt->pOptions->minRowsPerBlock;
|
|
pReq->maxRows = pStmt->pOptions->maxRowsPerBlock;
|
|
pReq->fsyncPeriod = pStmt->pOptions->fsyncPeriod;
|
|
pReq->walLevel = pStmt->pOptions->walLevel;
|
|
pReq->precision = pStmt->pOptions->precision;
|
|
pReq->compression = pStmt->pOptions->compressionLevel;
|
|
pReq->replications = pStmt->pOptions->replica;
|
|
pReq->strict = pStmt->pOptions->strict;
|
|
pReq->cacheLast = pStmt->pOptions->cacheModel;
|
|
pReq->cacheLastSize = pStmt->pOptions->cacheLastSize;
|
|
pReq->schemaless = pStmt->pOptions->schemaless;
|
|
pReq->ignoreExist = pStmt->ignoreExists;
|
|
return buildCreateDbRetentions(pStmt->pOptions->pRetentions, pReq);
|
|
}
|
|
|
|
static int32_t checkRangeOption(STranslateContext* pCxt, const char* pName, int32_t val, int32_t minVal,
|
|
int32_t maxVal) {
|
|
if (val >= 0 && (val < minVal || val > maxVal)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_RANGE_OPTION, pName, val, minVal, maxVal);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbDaysOption(STranslateContext* pCxt, SDatabaseOptions* pOptions) {
|
|
if (NULL != pOptions->pDaysPerFile) {
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pOptions->pDaysPerFile)) {
|
|
return pCxt->errCode;
|
|
}
|
|
if (TIME_UNIT_MINUTE != pOptions->pDaysPerFile->unit && TIME_UNIT_HOUR != pOptions->pDaysPerFile->unit &&
|
|
TIME_UNIT_DAY != pOptions->pDaysPerFile->unit) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_OPTION_UNIT, "daysPerFile",
|
|
pOptions->pDaysPerFile->unit, TIME_UNIT_MINUTE, TIME_UNIT_HOUR, TIME_UNIT_DAY);
|
|
}
|
|
pOptions->daysPerFile = getBigintFromValueNode(pOptions->pDaysPerFile);
|
|
}
|
|
return checkRangeOption(pCxt, "daysPerFile", pOptions->daysPerFile, TSDB_MIN_DAYS_PER_FILE, TSDB_MAX_DAYS_PER_FILE);
|
|
}
|
|
|
|
static int32_t checkDbKeepOption(STranslateContext* pCxt, SDatabaseOptions* pOptions) {
|
|
if (NULL == pOptions->pKeep) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t numOfKeep = LIST_LENGTH(pOptions->pKeep);
|
|
if (numOfKeep > 3 || numOfKeep < 1) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_KEEP_NUM);
|
|
}
|
|
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, pOptions->pKeep) {
|
|
SValueNode* pVal = (SValueNode*)pNode;
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pVal)) {
|
|
return pCxt->errCode;
|
|
}
|
|
if (pVal->isDuration && TIME_UNIT_MINUTE != pVal->unit && TIME_UNIT_HOUR != pVal->unit &&
|
|
TIME_UNIT_DAY != pVal->unit) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_KEEP_UNIT, pVal->unit);
|
|
}
|
|
if (!pVal->isDuration) {
|
|
pVal->datum.i = pVal->datum.i * 1440;
|
|
}
|
|
}
|
|
|
|
pOptions->keep[0] = getBigintFromValueNode((SValueNode*)nodesListGetNode(pOptions->pKeep, 0));
|
|
|
|
if (numOfKeep < 2) {
|
|
pOptions->keep[1] = pOptions->keep[0];
|
|
} else {
|
|
pOptions->keep[1] = getBigintFromValueNode((SValueNode*)nodesListGetNode(pOptions->pKeep, 1));
|
|
}
|
|
if (numOfKeep < 3) {
|
|
pOptions->keep[2] = pOptions->keep[1];
|
|
} else {
|
|
pOptions->keep[2] = getBigintFromValueNode((SValueNode*)nodesListGetNode(pOptions->pKeep, 2));
|
|
}
|
|
|
|
if (pOptions->keep[0] < TSDB_MIN_KEEP || pOptions->keep[1] < TSDB_MIN_KEEP || pOptions->keep[2] < TSDB_MIN_KEEP ||
|
|
pOptions->keep[0] > TSDB_MAX_KEEP || pOptions->keep[1] > TSDB_MAX_KEEP || pOptions->keep[2] > TSDB_MAX_KEEP) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_KEEP_VALUE, pOptions->keep[0], pOptions->keep[1],
|
|
pOptions->keep[2], TSDB_MIN_KEEP, TSDB_MAX_KEEP);
|
|
}
|
|
|
|
if (!((pOptions->keep[0] <= pOptions->keep[1]) && (pOptions->keep[1] <= pOptions->keep[2]))) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_KEEP_ORDER);
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbCacheModelOption(STranslateContext* pCxt, SDatabaseOptions* pOptions) {
|
|
if ('\0' != pOptions->cacheModelStr[0]) {
|
|
if (0 == strcasecmp(pOptions->cacheModelStr, TSDB_CACHE_MODEL_NONE_STR)) {
|
|
pOptions->cacheModel = TSDB_CACHE_MODEL_NONE;
|
|
} else if (0 == strcasecmp(pOptions->cacheModelStr, TSDB_CACHE_MODEL_LAST_ROW_STR)) {
|
|
pOptions->cacheModel = TSDB_CACHE_MODEL_LAST_ROW;
|
|
} else if (0 == strcasecmp(pOptions->cacheModelStr, TSDB_CACHE_MODEL_LAST_VALUE_STR)) {
|
|
pOptions->cacheModel = TSDB_CACHE_MODEL_LAST_VALUE;
|
|
} else if (0 == strcasecmp(pOptions->cacheModelStr, TSDB_CACHE_MODEL_BOTH_STR)) {
|
|
pOptions->cacheModel = TSDB_CACHE_MODEL_BOTH;
|
|
} else {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STR_OPTION, "cacheModel",
|
|
pOptions->cacheModelStr);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbPrecisionOption(STranslateContext* pCxt, SDatabaseOptions* pOptions) {
|
|
if ('\0' != pOptions->precisionStr[0]) {
|
|
if (0 == strcasecmp(pOptions->precisionStr, TSDB_TIME_PRECISION_MILLI_STR)) {
|
|
pOptions->precision = TSDB_TIME_PRECISION_MILLI;
|
|
} else if (0 == strcasecmp(pOptions->precisionStr, TSDB_TIME_PRECISION_MICRO_STR)) {
|
|
pOptions->precision = TSDB_TIME_PRECISION_MICRO;
|
|
} else if (0 == strcasecmp(pOptions->precisionStr, TSDB_TIME_PRECISION_NANO_STR)) {
|
|
pOptions->precision = TSDB_TIME_PRECISION_NANO;
|
|
} else {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STR_OPTION, "precision", pOptions->precisionStr);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbStrictOption(STranslateContext* pCxt, SDatabaseOptions* pOptions) {
|
|
if ('\0' != pOptions->strictStr[0]) {
|
|
if (0 == strcasecmp(pOptions->strictStr, TSDB_DB_STRICT_OFF_STR)) {
|
|
pOptions->strict = TSDB_DB_STRICT_OFF;
|
|
} else if (0 == strcasecmp(pOptions->strictStr, TSDB_DB_STRICT_ON_STR)) {
|
|
pOptions->strict = TSDB_DB_STRICT_ON;
|
|
} else {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STR_OPTION, "strict", pOptions->strictStr);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbEnumOption(STranslateContext* pCxt, const char* pName, int32_t val, int32_t v1, int32_t v2) {
|
|
if (val >= 0 && val != v1 && val != v2) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ENUM_OPTION, pName, val, v1, v2);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDbRetentionsOption(STranslateContext* pCxt, SNodeList* pRetentions) {
|
|
if (NULL == pRetentions) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (LIST_LENGTH(pRetentions) > 3) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_RETENTIONS_OPTION);
|
|
}
|
|
|
|
SValueNode* pPrevFreq = NULL;
|
|
SValueNode* pPrevKeep = NULL;
|
|
SNode* pRetention = NULL;
|
|
FOREACH(pRetention, pRetentions) {
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, ((SNodeListNode*)pRetention)->pNodeList) {
|
|
SValueNode* pVal = (SValueNode*)pNode;
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pVal)) {
|
|
return pCxt->errCode;
|
|
}
|
|
}
|
|
|
|
SValueNode* pFreq = (SValueNode*)nodesListGetNode(((SNodeListNode*)pRetention)->pNodeList, 0);
|
|
SValueNode* pKeep = (SValueNode*)nodesListGetNode(((SNodeListNode*)pRetention)->pNodeList, 1);
|
|
if (pFreq->datum.i <= 0 || 'n' == pFreq->unit || 'y' == pFreq->unit || pFreq->datum.i >= pKeep->datum.i ||
|
|
(NULL != pPrevFreq && pPrevFreq->datum.i >= pFreq->datum.i) ||
|
|
(NULL != pPrevKeep && pPrevKeep->datum.i > pKeep->datum.i)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_RETENTIONS_OPTION);
|
|
}
|
|
pPrevFreq = pFreq;
|
|
pPrevKeep = pKeep;
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkOptionsDependency(STranslateContext* pCxt, const char* pDbName, SDatabaseOptions* pOptions) {
|
|
int32_t daysPerFile = pOptions->daysPerFile;
|
|
int64_t daysToKeep0 = pOptions->keep[0];
|
|
if (-1 == daysPerFile && -1 == daysToKeep0) {
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (-1 == daysPerFile || -1 == daysToKeep0) {
|
|
SDbCfgInfo dbCfg = {0};
|
|
int32_t code = getDBCfg(pCxt, pDbName, &dbCfg);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
daysPerFile = (-1 == daysPerFile ? dbCfg.daysPerFile : daysPerFile);
|
|
daysToKeep0 = (-1 == daysToKeep0 ? dbCfg.daysToKeep0 : daysToKeep0);
|
|
}
|
|
if (daysPerFile > daysToKeep0) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_DAYS_VALUE);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkDatabaseOptions(STranslateContext* pCxt, const char* pDbName, SDatabaseOptions* pOptions) {
|
|
int32_t code =
|
|
checkRangeOption(pCxt, "buffer", pOptions->buffer, TSDB_MIN_BUFFER_PER_VNODE, TSDB_MAX_BUFFER_PER_VNODE);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbCacheModelOption(pCxt, pOptions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "cacheSize", pOptions->cacheLastSize, TSDB_MIN_DB_CACHE_SIZE, TSDB_MAX_DB_CACHE_SIZE);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "compression", pOptions->compressionLevel, TSDB_MIN_COMP_LEVEL, TSDB_MAX_COMP_LEVEL);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbDaysOption(pCxt, pOptions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "fsyncPeriod", pOptions->fsyncPeriod, TSDB_MIN_FSYNC_PERIOD, TSDB_MAX_FSYNC_PERIOD);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "maxRowsPerBlock", pOptions->maxRowsPerBlock, TSDB_MIN_MAXROWS_FBLOCK,
|
|
TSDB_MAX_MAXROWS_FBLOCK);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "minRowsPerBlock", pOptions->minRowsPerBlock, TSDB_MIN_MINROWS_FBLOCK,
|
|
TSDB_MAX_MINROWS_FBLOCK);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbKeepOption(pCxt, pOptions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "pages", pOptions->pages, TSDB_MIN_PAGES_PER_VNODE, TSDB_MAX_PAGES_PER_VNODE);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "pagesize", pOptions->pagesize, TSDB_MIN_PAGESIZE_PER_VNODE,
|
|
TSDB_MAX_PAGESIZE_PER_VNODE);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbPrecisionOption(pCxt, pOptions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbEnumOption(pCxt, "replications", pOptions->replica, TSDB_MIN_DB_REPLICA, TSDB_MAX_DB_REPLICA);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbStrictOption(pCxt, pOptions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbEnumOption(pCxt, "walLevel", pOptions->walLevel, TSDB_MIN_WAL_LEVEL, TSDB_MAX_WAL_LEVEL);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, "vgroups", pOptions->numOfVgroups, TSDB_MIN_VNODES_PER_DB, TSDB_MAX_VNODES_PER_DB);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbEnumOption(pCxt, "singleStable", pOptions->singleStable, TSDB_DB_SINGLE_STABLE_ON,
|
|
TSDB_DB_SINGLE_STABLE_OFF);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbRetentionsOption(pCxt, pOptions->pRetentions);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkDbEnumOption(pCxt, "schemaless", pOptions->schemaless, TSDB_DB_SCHEMALESS_ON, TSDB_DB_SCHEMALESS_OFF);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkOptionsDependency(pCxt, pDbName, pOptions);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkCreateDatabase(STranslateContext* pCxt, SCreateDatabaseStmt* pStmt) {
|
|
return checkDatabaseOptions(pCxt, pStmt->dbName, pStmt->pOptions);
|
|
}
|
|
|
|
typedef int32_t (*FSerializeFunc)(void* pBuf, int32_t bufLen, void* pReq);
|
|
|
|
static int32_t buildCmdMsg(STranslateContext* pCxt, int16_t msgType, FSerializeFunc func, void* pReq) {
|
|
pCxt->pCmdMsg = taosMemoryMalloc(sizeof(SCmdMsgInfo));
|
|
if (NULL == pCxt->pCmdMsg) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pCxt->pCmdMsg->epSet = pCxt->pParseCxt->mgmtEpSet;
|
|
pCxt->pCmdMsg->msgType = msgType;
|
|
pCxt->pCmdMsg->msgLen = func(NULL, 0, pReq);
|
|
pCxt->pCmdMsg->pMsg = taosMemoryMalloc(pCxt->pCmdMsg->msgLen);
|
|
if (NULL == pCxt->pCmdMsg->pMsg) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
func(pCxt->pCmdMsg->pMsg, pCxt->pCmdMsg->msgLen, pReq);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateCreateDatabase(STranslateContext* pCxt, SCreateDatabaseStmt* pStmt) {
|
|
SCreateDbReq createReq = {0};
|
|
int32_t code = checkCreateDatabase(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateDbReq(pCxt, pStmt, &createReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_DB, (FSerializeFunc)tSerializeSCreateDbReq, &createReq);
|
|
}
|
|
tFreeSCreateDbReq(&createReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDropDatabase(STranslateContext* pCxt, SDropDatabaseStmt* pStmt) {
|
|
SDropDbReq dropReq = {0};
|
|
SName name = {0};
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
|
|
tNameGetFullDbName(&name, dropReq.db);
|
|
dropReq.ignoreNotExists = pStmt->ignoreNotExists;
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_DB, (FSerializeFunc)tSerializeSDropDbReq, &dropReq);
|
|
}
|
|
|
|
static void buildAlterDbReq(STranslateContext* pCxt, SAlterDatabaseStmt* pStmt, SAlterDbReq* pReq) {
|
|
SName name = {0};
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
|
|
tNameGetFullDbName(&name, pReq->db);
|
|
pReq->buffer = pStmt->pOptions->buffer;
|
|
pReq->pageSize = -1;
|
|
pReq->pages = pStmt->pOptions->pages;
|
|
pReq->cacheLastSize = -1;
|
|
pReq->daysPerFile = -1;
|
|
pReq->daysToKeep0 = pStmt->pOptions->keep[0];
|
|
pReq->daysToKeep1 = pStmt->pOptions->keep[1];
|
|
pReq->daysToKeep2 = pStmt->pOptions->keep[2];
|
|
pReq->fsyncPeriod = pStmt->pOptions->fsyncPeriod;
|
|
pReq->walLevel = pStmt->pOptions->walLevel;
|
|
pReq->strict = pStmt->pOptions->strict;
|
|
pReq->cacheLast = pStmt->pOptions->cacheModel;
|
|
pReq->cacheLastSize = pStmt->pOptions->cacheLastSize;
|
|
pReq->replications = pStmt->pOptions->replica;
|
|
return;
|
|
}
|
|
|
|
static int32_t translateAlterDatabase(STranslateContext* pCxt, SAlterDatabaseStmt* pStmt) {
|
|
int32_t code = checkDatabaseOptions(pCxt, pStmt->dbName, pStmt->pOptions);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
|
|
SAlterDbReq alterReq = {0};
|
|
buildAlterDbReq(pCxt, pStmt, &alterReq);
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_ALTER_DB, (FSerializeFunc)tSerializeSAlterDbReq, &alterReq);
|
|
}
|
|
|
|
static int32_t translateTrimDatabase(STranslateContext* pCxt, STrimDatabaseStmt* pStmt) {
|
|
STrimDbReq req = {0};
|
|
SName name = {0};
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
|
|
tNameGetFullDbName(&name, req.db);
|
|
return buildCmdMsg(pCxt, TDMT_MND_TRIM_DB, (FSerializeFunc)tSerializeSTrimDbReq, &req);
|
|
}
|
|
|
|
static int32_t columnDefNodeToField(SNodeList* pList, SArray** pArray) {
|
|
*pArray = taosArrayInit(LIST_LENGTH(pList), sizeof(SField));
|
|
SNode* pNode;
|
|
FOREACH(pNode, pList) {
|
|
SColumnDefNode* pCol = (SColumnDefNode*)pNode;
|
|
SField field = {.type = pCol->dataType.type, .bytes = calcTypeBytes(pCol->dataType)};
|
|
strcpy(field.name, pCol->colName);
|
|
if (pCol->sma) {
|
|
field.flags |= COL_SMA_ON;
|
|
}
|
|
taosArrayPush(*pArray, &field);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static SColumnDefNode* findColDef(SNodeList* pCols, const SColumnNode* pCol) {
|
|
SNode* pColDef = NULL;
|
|
FOREACH(pColDef, pCols) {
|
|
if (0 == strcmp(pCol->colName, ((SColumnDefNode*)pColDef)->colName)) {
|
|
return (SColumnDefNode*)pColDef;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int32_t checkTableSmaOption(STranslateContext* pCxt, SCreateTableStmt* pStmt) {
|
|
if (NULL != pStmt->pOptions->pSma) {
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, pStmt->pCols) { ((SColumnDefNode*)pNode)->sma = false; }
|
|
FOREACH(pNode, pStmt->pOptions->pSma) {
|
|
SColumnNode* pSmaCol = (SColumnNode*)pNode;
|
|
SColumnDefNode* pColDef = findColDef(pStmt->pCols, pSmaCol);
|
|
if (NULL == pColDef) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMN, pSmaCol->colName);
|
|
}
|
|
pSmaCol->node.resType = pColDef->dataType;
|
|
pColDef->sma = true;
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static bool validRollupFunc(const char* pFunc) {
|
|
static const char* rollupFuncs[] = {"avg", "sum", "min", "max", "last", "first"};
|
|
static const int32_t numOfRollupFuncs = (sizeof(rollupFuncs) / sizeof(char*));
|
|
for (int i = 0; i < numOfRollupFuncs; ++i) {
|
|
if (0 == strcmp(rollupFuncs[i], pFunc)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static int32_t checkTableRollupOption(STranslateContext* pCxt, SNodeList* pFuncs, bool createStable,
|
|
SDbCfgInfo* pDbCfg) {
|
|
if (NULL == pFuncs) {
|
|
if (NULL != pDbCfg->pRetensions) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION,
|
|
"To create a super table in databases configured with the 'RETENTIONS' option, "
|
|
"the 'ROLLUP' option must be present");
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (!createStable || NULL == pDbCfg->pRetensions) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION,
|
|
"Invalid option rollup: Only supported for create super table in databases "
|
|
"configured with the 'RETENTIONS' option");
|
|
}
|
|
if (1 != LIST_LENGTH(pFuncs)) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ROLLUP_OPTION,
|
|
"Invalid option rollup: only one function is allowed");
|
|
}
|
|
const char* pFunc = ((SFunctionNode*)nodesListGetNode(pFuncs, 0))->functionName;
|
|
if (!validRollupFunc(pFunc)) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ROLLUP_OPTION,
|
|
"Invalid option rollup: %s function is not supported", pFunc);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t checkTableTagsSchema(STranslateContext* pCxt, SHashObj* pHash, SNodeList* pTags) {
|
|
int32_t ntags = LIST_LENGTH(pTags);
|
|
if (0 == ntags) {
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (ntags > TSDB_MAX_TAGS) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TAGS_NUM);
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
int32_t tagsSize = 0;
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, pTags) {
|
|
SColumnDefNode* pTag = (SColumnDefNode*)pNode;
|
|
int32_t len = strlen(pTag->colName);
|
|
if (NULL != taosHashGet(pHash, pTag->colName, len)) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_DUPLICATED_COLUMN);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && pTag->dataType.type == TSDB_DATA_TYPE_JSON && ntags > 1) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_ONE_JSON_TAG);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if ((TSDB_DATA_TYPE_VARCHAR == pTag->dataType.type && calcTypeBytes(pTag->dataType) > TSDB_MAX_BINARY_LEN) ||
|
|
(TSDB_DATA_TYPE_NCHAR == pTag->dataType.type && calcTypeBytes(pTag->dataType) > TSDB_MAX_NCHAR_LEN)) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_VAR_COLUMN_LEN);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = taosHashPut(pHash, pTag->colName, len, &pTag, POINTER_BYTES);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
tagsSize += pTag->dataType.bytes;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && tagsSize > TSDB_MAX_TAGS_LEN) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TAGS_LENGTH, TSDB_MAX_TAGS_LEN);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkTableColsSchema(STranslateContext* pCxt, SHashObj* pHash, int32_t ntags, SNodeList* pCols) {
|
|
int32_t ncols = LIST_LENGTH(pCols);
|
|
if (ncols < TSDB_MIN_COLUMNS) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMNS_NUM);
|
|
} else if (ncols + ntags > TSDB_MAX_COLUMNS) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TOO_MANY_COLUMNS);
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
bool first = true;
|
|
int32_t rowSize = 0;
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, pCols) {
|
|
SColumnDefNode* pCol = (SColumnDefNode*)pNode;
|
|
if (first) {
|
|
first = false;
|
|
if (TSDB_DATA_TYPE_TIMESTAMP != pCol->dataType.type) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_FIRST_COLUMN);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && pCol->dataType.type == TSDB_DATA_TYPE_JSON) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COL_JSON);
|
|
}
|
|
int32_t len = strlen(pCol->colName);
|
|
if (TSDB_CODE_SUCCESS == code && NULL != taosHashGet(pHash, pCol->colName, len)) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_DUPLICATED_COLUMN);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if ((TSDB_DATA_TYPE_VARCHAR == pCol->dataType.type && calcTypeBytes(pCol->dataType) > TSDB_MAX_BINARY_LEN) ||
|
|
(TSDB_DATA_TYPE_NCHAR == pCol->dataType.type && calcTypeBytes(pCol->dataType) > TSDB_MAX_NCHAR_LEN)) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_VAR_COLUMN_LEN);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = taosHashPut(pHash, pCol->colName, len, &pCol, POINTER_BYTES);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
rowSize += pCol->dataType.bytes;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && rowSize > TSDB_MAX_BYTES_PER_ROW) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ROW_LENGTH, TSDB_MAX_BYTES_PER_ROW);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkTableSchema(STranslateContext* pCxt, SCreateTableStmt* pStmt) {
|
|
SHashObj* pHash = taosHashInit(LIST_LENGTH(pStmt->pTags) + LIST_LENGTH(pStmt->pCols),
|
|
taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), false, HASH_NO_LOCK);
|
|
if (NULL == pHash) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = checkTableTagsSchema(pCxt, pHash, pStmt->pTags);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableColsSchema(pCxt, pHash, LIST_LENGTH(pStmt->pTags), pStmt->pCols);
|
|
}
|
|
|
|
taosHashCleanup(pHash);
|
|
return code;
|
|
}
|
|
|
|
static int32_t getTableDelayOrWatermarkOption(STranslateContext* pCxt, const char* pName, int64_t minVal,
|
|
int64_t maxVal, SValueNode* pVal, int64_t* pMaxDelay) {
|
|
int32_t code = (DEAL_RES_ERROR == translateValue(pCxt, pVal) ? pCxt->errCode : TSDB_CODE_SUCCESS);
|
|
if (TSDB_CODE_SUCCESS == code && TIME_UNIT_MILLISECOND != pVal->unit && TIME_UNIT_SECOND != pVal->unit &&
|
|
TIME_UNIT_MINUTE != pVal->unit) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_OPTION_UNIT, pName, pVal->unit,
|
|
TIME_UNIT_MILLISECOND, TIME_UNIT_SECOND, TIME_UNIT_MINUTE);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkRangeOption(pCxt, pName, pVal->datum.i, minVal, maxVal);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pMaxDelay = pVal->datum.i;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t getTableMaxDelayOption(STranslateContext* pCxt, SValueNode* pVal, int64_t* pMaxDelay) {
|
|
return getTableDelayOrWatermarkOption(pCxt, "maxDelay", TSDB_MIN_ROLLUP_MAX_DELAY, TSDB_MAX_ROLLUP_MAX_DELAY, pVal,
|
|
pMaxDelay);
|
|
}
|
|
|
|
static int32_t checkTableMaxDelayOption(STranslateContext* pCxt, STableOptions* pOptions, bool createStable,
|
|
SDbCfgInfo* pDbCfg) {
|
|
if (NULL == pOptions->pMaxDelay) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (!createStable || NULL == pDbCfg->pRetensions) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION,
|
|
"Invalid option maxdelay: Only supported for create super table in databases "
|
|
"configured with the 'RETENTIONS' option");
|
|
}
|
|
|
|
if (LIST_LENGTH(pOptions->pMaxDelay) > 2) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION, "maxdelay");
|
|
}
|
|
|
|
int32_t code =
|
|
getTableMaxDelayOption(pCxt, (SValueNode*)nodesListGetNode(pOptions->pMaxDelay, 0), &pOptions->maxDelay1);
|
|
if (TSDB_CODE_SUCCESS == code && 2 == LIST_LENGTH(pOptions->pMaxDelay)) {
|
|
code = getTableMaxDelayOption(pCxt, (SValueNode*)nodesListGetNode(pOptions->pMaxDelay, 1), &pOptions->maxDelay2);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t getTableWatermarkOption(STranslateContext* pCxt, SValueNode* pVal, int64_t* pMaxDelay) {
|
|
return getTableDelayOrWatermarkOption(pCxt, "watermark", TSDB_MIN_ROLLUP_WATERMARK, TSDB_MAX_ROLLUP_WATERMARK, pVal,
|
|
pMaxDelay);
|
|
}
|
|
|
|
static int32_t checkTableWatermarkOption(STranslateContext* pCxt, STableOptions* pOptions, bool createStable,
|
|
SDbCfgInfo* pDbCfg) {
|
|
if (NULL == pOptions->pWatermark) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (!createStable || NULL == pDbCfg->pRetensions) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION,
|
|
"Invalid option watermark: Only supported for create super table in databases "
|
|
"configured with the 'RETENTIONS' option");
|
|
}
|
|
|
|
if (LIST_LENGTH(pOptions->pWatermark) > 2) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION, "watermark");
|
|
}
|
|
|
|
int32_t code =
|
|
getTableWatermarkOption(pCxt, (SValueNode*)nodesListGetNode(pOptions->pWatermark, 0), &pOptions->watermark1);
|
|
if (TSDB_CODE_SUCCESS == code && 2 == LIST_LENGTH(pOptions->pWatermark)) {
|
|
code = getTableWatermarkOption(pCxt, (SValueNode*)nodesListGetNode(pOptions->pWatermark, 1), &pOptions->watermark2);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkCreateTable(STranslateContext* pCxt, SCreateTableStmt* pStmt, bool createStable) {
|
|
SDbCfgInfo dbCfg = {0};
|
|
int32_t code = getDBCfg(pCxt, pStmt->dbName, &dbCfg);
|
|
if (TSDB_CODE_SUCCESS == code && !createStable && NULL != dbCfg.pRetensions) {
|
|
code = generateSyntaxErrMsgExt(
|
|
&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TABLE_OPTION,
|
|
"Only super table creation is supported in databases configured with the 'RETENTIONS' option");
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableMaxDelayOption(pCxt, pStmt->pOptions, createStable, &dbCfg);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableWatermarkOption(pCxt, pStmt->pOptions, createStable, &dbCfg);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableRollupOption(pCxt, pStmt->pOptions->pRollupFuncs, createStable, &dbCfg);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableSmaOption(pCxt, pStmt);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = checkTableSchema(pCxt, pStmt);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static void toSchema(const SColumnDefNode* pCol, col_id_t colId, SSchema* pSchema) {
|
|
int8_t flags = 0;
|
|
if (pCol->sma) {
|
|
flags |= COL_SMA_ON;
|
|
}
|
|
pSchema->colId = colId;
|
|
pSchema->type = pCol->dataType.type;
|
|
pSchema->bytes = calcTypeBytes(pCol->dataType);
|
|
pSchema->flags = flags;
|
|
strcpy(pSchema->name, pCol->colName);
|
|
}
|
|
|
|
typedef struct SSampleAstInfo {
|
|
const char* pDbName;
|
|
const char* pTableName;
|
|
SNodeList* pFuncs;
|
|
SNode* pInterval;
|
|
SNode* pOffset;
|
|
SNode* pSliding;
|
|
STableMeta* pRollupTableMeta;
|
|
} SSampleAstInfo;
|
|
|
|
static int32_t buildSampleAst(STranslateContext* pCxt, SSampleAstInfo* pInfo, char** pAst, int32_t* pLen, char** pExpr,
|
|
int32_t* pExprLen) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)nodesMakeNode(QUERY_NODE_SELECT_STMT);
|
|
if (NULL == pSelect) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
sprintf(pSelect->stmtName, "%p", pSelect);
|
|
|
|
SRealTableNode* pTable = (SRealTableNode*)nodesMakeNode(QUERY_NODE_REAL_TABLE);
|
|
if (NULL == pTable) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pTable->table.dbName, pInfo->pDbName);
|
|
strcpy(pTable->table.tableName, pInfo->pTableName);
|
|
TSWAP(pTable->pMeta, pInfo->pRollupTableMeta);
|
|
pSelect->pFromTable = (SNode*)pTable;
|
|
|
|
TSWAP(pSelect->pProjectionList, pInfo->pFuncs);
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pSelect->pProjectionList || NULL == pFunc) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pFunc->functionName, "_wstart");
|
|
nodesListPushFront(pSelect->pProjectionList, (SNode*)pFunc);
|
|
SNode* pProject = NULL;
|
|
FOREACH(pProject, pSelect->pProjectionList) { sprintf(((SExprNode*)pProject)->aliasName, "#%p", pProject); }
|
|
|
|
SIntervalWindowNode* pInterval = (SIntervalWindowNode*)nodesMakeNode(QUERY_NODE_INTERVAL_WINDOW);
|
|
if (NULL == pInterval) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pSelect->pWindow = (SNode*)pInterval;
|
|
TSWAP(pInterval->pInterval, pInfo->pInterval);
|
|
TSWAP(pInterval->pOffset, pInfo->pOffset);
|
|
TSWAP(pInterval->pSliding, pInfo->pSliding);
|
|
pInterval->pCol = nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pInterval->pCol) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SColumnNode*)pInterval->pCol)->colId = PRIMARYKEY_TIMESTAMP_COL_ID;
|
|
strcpy(((SColumnNode*)pInterval->pCol)->colName, PK_TS_COL_INTERNAL_NAME);
|
|
|
|
pCxt->createStream = true;
|
|
int32_t code = translateQuery(pCxt, (SNode*)pSelect);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = nodesNodeToString((SNode*)pSelect, false, pAst, pLen);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pExpr) {
|
|
code = nodesListToString(pSelect->pProjectionList, false, pExpr, pExprLen);
|
|
}
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return code;
|
|
}
|
|
|
|
static void clearSampleAstInfo(SSampleAstInfo* pInfo) {
|
|
nodesDestroyList(pInfo->pFuncs);
|
|
nodesDestroyNode(pInfo->pInterval);
|
|
nodesDestroyNode(pInfo->pOffset);
|
|
nodesDestroyNode(pInfo->pSliding);
|
|
}
|
|
|
|
static SNode* makeIntervalVal(SRetention* pRetension, int8_t precision) {
|
|
SValueNode* pVal = (SValueNode*)nodesMakeNode(QUERY_NODE_VALUE);
|
|
if (NULL == pVal) {
|
|
return NULL;
|
|
}
|
|
int64_t timeVal = convertTimeFromPrecisionToUnit(pRetension->freq, precision, pRetension->freqUnit);
|
|
char buf[20] = {0};
|
|
int32_t len = snprintf(buf, sizeof(buf), "%" PRId64 "%c", timeVal, pRetension->freqUnit);
|
|
pVal->literal = strndup(buf, len);
|
|
if (NULL == pVal->literal) {
|
|
nodesDestroyNode((SNode*)pVal);
|
|
return NULL;
|
|
}
|
|
pVal->isDuration = true;
|
|
pVal->node.resType.type = TSDB_DATA_TYPE_BIGINT;
|
|
pVal->node.resType.bytes = tDataTypes[TSDB_DATA_TYPE_BIGINT].bytes;
|
|
pVal->node.resType.precision = precision;
|
|
return (SNode*)pVal;
|
|
}
|
|
|
|
static SNode* createColumnFromDef(SColumnDefNode* pDef) {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return NULL;
|
|
}
|
|
strcpy(pCol->colName, pDef->colName);
|
|
return (SNode*)pCol;
|
|
}
|
|
|
|
static SNode* createRollupFunc(SNode* pSrcFunc, SColumnDefNode* pColDef) {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesCloneNode(pSrcFunc);
|
|
if (NULL == pFunc) {
|
|
return NULL;
|
|
}
|
|
if (TSDB_CODE_SUCCESS != nodesListMakeStrictAppend(&pFunc->pParameterList, createColumnFromDef(pColDef))) {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
return NULL;
|
|
}
|
|
return (SNode*)pFunc;
|
|
}
|
|
|
|
static SNodeList* createRollupFuncs(SCreateTableStmt* pStmt) {
|
|
SNodeList* pFuncs = nodesMakeList();
|
|
if (NULL == pFuncs) {
|
|
return NULL;
|
|
}
|
|
|
|
SNode* pFunc = NULL;
|
|
FOREACH(pFunc, pStmt->pOptions->pRollupFuncs) {
|
|
SNode* pCol = NULL;
|
|
bool primaryKey = true;
|
|
FOREACH(pCol, pStmt->pCols) {
|
|
if (primaryKey) {
|
|
primaryKey = false;
|
|
continue;
|
|
}
|
|
if (TSDB_CODE_SUCCESS != nodesListStrictAppend(pFuncs, createRollupFunc(pFunc, (SColumnDefNode*)pCol))) {
|
|
nodesDestroyList(pFuncs);
|
|
return NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
return pFuncs;
|
|
}
|
|
|
|
static STableMeta* createRollupTableMeta(SCreateTableStmt* pStmt, int8_t precision) {
|
|
int32_t numOfField = LIST_LENGTH(pStmt->pCols) + LIST_LENGTH(pStmt->pTags);
|
|
STableMeta* pMeta = taosMemoryCalloc(1, sizeof(STableMeta) + numOfField * sizeof(SSchema));
|
|
if (NULL == pMeta) {
|
|
return NULL;
|
|
}
|
|
pMeta->tableType = TSDB_SUPER_TABLE;
|
|
pMeta->tableInfo.numOfTags = LIST_LENGTH(pStmt->pTags);
|
|
pMeta->tableInfo.precision = precision;
|
|
pMeta->tableInfo.numOfColumns = LIST_LENGTH(pStmt->pCols);
|
|
|
|
int32_t index = 0;
|
|
SNode* pCol = NULL;
|
|
FOREACH(pCol, pStmt->pCols) {
|
|
toSchema((SColumnDefNode*)pCol, index + 1, pMeta->schema + index);
|
|
++index;
|
|
}
|
|
SNode* pTag = NULL;
|
|
FOREACH(pTag, pStmt->pTags) {
|
|
toSchema((SColumnDefNode*)pTag, index + 1, pMeta->schema + index);
|
|
++index;
|
|
}
|
|
|
|
return pMeta;
|
|
}
|
|
|
|
static int32_t buildSampleAstInfoByTable(STranslateContext* pCxt, SCreateTableStmt* pStmt, SRetention* pRetension,
|
|
int8_t precision, SSampleAstInfo* pInfo) {
|
|
pInfo->pDbName = pStmt->dbName;
|
|
pInfo->pTableName = pStmt->tableName;
|
|
pInfo->pFuncs = createRollupFuncs(pStmt);
|
|
pInfo->pInterval = makeIntervalVal(pRetension, precision);
|
|
pInfo->pRollupTableMeta = createRollupTableMeta(pStmt, precision);
|
|
if (NULL == pInfo->pFuncs || NULL == pInfo->pInterval || NULL == pInfo->pRollupTableMeta) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t getRollupAst(STranslateContext* pCxt, SCreateTableStmt* pStmt, SRetention* pRetension, int8_t precision,
|
|
char** pAst, int32_t* pLen) {
|
|
SSampleAstInfo info = {0};
|
|
int32_t code = buildSampleAstInfoByTable(pCxt, pStmt, pRetension, precision, &info);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildSampleAst(pCxt, &info, pAst, pLen, NULL, NULL);
|
|
}
|
|
clearSampleAstInfo(&info);
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildRollupAst(STranslateContext* pCxt, SCreateTableStmt* pStmt, SMCreateStbReq* pReq) {
|
|
SDbCfgInfo dbCfg = {0};
|
|
int32_t code = getDBCfg(pCxt, pStmt->dbName, &dbCfg);
|
|
int32_t num = taosArrayGetSize(dbCfg.pRetensions);
|
|
if (TSDB_CODE_SUCCESS != code || num < 2) {
|
|
return code;
|
|
}
|
|
for (int32_t i = 1; i < num; ++i) {
|
|
SRetention* pRetension = taosArrayGet(dbCfg.pRetensions, i);
|
|
STranslateContext cxt = {0};
|
|
initTranslateContext(pCxt->pParseCxt, pCxt->pMetaCache, &cxt);
|
|
code = getRollupAst(&cxt, pStmt, pRetension, dbCfg.precision, 1 == i ? &pReq->pAst1 : &pReq->pAst2,
|
|
1 == i ? &pReq->ast1Len : &pReq->ast2Len);
|
|
destroyTranslateContext(&cxt);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildRollupFuncs(SNodeList* pFuncs, SArray** pArray) {
|
|
if (NULL == pFuncs) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
*pArray = taosArrayInit(LIST_LENGTH(pFuncs), TSDB_FUNC_NAME_LEN);
|
|
SNode* pNode;
|
|
FOREACH(pNode, pFuncs) { taosArrayPush(*pArray, ((SFunctionNode*)pNode)->functionName); }
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildCreateStbReq(STranslateContext* pCxt, SCreateTableStmt* pStmt, SMCreateStbReq* pReq) {
|
|
pReq->igExists = pStmt->ignoreExists;
|
|
pReq->delay1 = pStmt->pOptions->maxDelay1;
|
|
pReq->delay2 = pStmt->pOptions->maxDelay2;
|
|
pReq->watermark1 = pStmt->pOptions->watermark1;
|
|
pReq->watermark2 = pStmt->pOptions->watermark2;
|
|
pReq->colVer = 1;
|
|
pReq->tagVer = 1;
|
|
pReq->source = TD_REQ_FROM_APP;
|
|
columnDefNodeToField(pStmt->pCols, &pReq->pColumns);
|
|
columnDefNodeToField(pStmt->pTags, &pReq->pTags);
|
|
pReq->numOfColumns = LIST_LENGTH(pStmt->pCols);
|
|
pReq->numOfTags = LIST_LENGTH(pStmt->pTags);
|
|
if (pStmt->pOptions->commentNull == false) {
|
|
pReq->pComment = strdup(pStmt->pOptions->comment);
|
|
if (NULL == pReq->pComment) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pReq->commentLen = strlen(pStmt->pOptions->comment);
|
|
} else {
|
|
pReq->commentLen = -1;
|
|
}
|
|
buildRollupFuncs(pStmt->pOptions->pRollupFuncs, &pReq->pFuncs);
|
|
pReq->numOfFuncs = taosArrayGetSize(pReq->pFuncs);
|
|
|
|
SName tableName;
|
|
tNameExtractFullName(toName(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, &tableName), pReq->name);
|
|
int32_t code = collectUseTable(&tableName, pCxt->pTables);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildRollupAst(pCxt, pStmt, pReq);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateCreateSuperTable(STranslateContext* pCxt, SCreateTableStmt* pStmt) {
|
|
SMCreateStbReq createReq = {0};
|
|
int32_t code = checkCreateTable(pCxt, pStmt, true);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateStbReq(pCxt, pStmt, &createReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_STB, (FSerializeFunc)tSerializeSMCreateStbReq, &createReq);
|
|
}
|
|
tFreeSMCreateStbReq(&createReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t doTranslateDropSuperTable(STranslateContext* pCxt, const SName* pTableName, bool ignoreNotExists) {
|
|
SMDropStbReq dropReq = {0};
|
|
tNameExtractFullName(pTableName, dropReq.name);
|
|
dropReq.igNotExists = ignoreNotExists;
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_STB, (FSerializeFunc)tSerializeSMDropStbReq, &dropReq);
|
|
}
|
|
|
|
static int32_t translateDropTable(STranslateContext* pCxt, SDropTableStmt* pStmt) {
|
|
SDropTableClause* pClause = (SDropTableClause*)nodesListGetNode(pStmt->pTables, 0);
|
|
SName tableName;
|
|
return doTranslateDropSuperTable(
|
|
pCxt, toName(pCxt->pParseCxt->acctId, pClause->dbName, pClause->tableName, &tableName), pClause->ignoreNotExists);
|
|
}
|
|
|
|
static int32_t translateDropSuperTable(STranslateContext* pCxt, SDropSuperTableStmt* pStmt) {
|
|
SName tableName;
|
|
return doTranslateDropSuperTable(pCxt, toName(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, &tableName),
|
|
pStmt->ignoreNotExists);
|
|
}
|
|
|
|
static int32_t buildAlterSuperTableReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, SMAlterStbReq* pAlterReq) {
|
|
SName tableName;
|
|
tNameExtractFullName(toName(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, &tableName), pAlterReq->name);
|
|
pAlterReq->alterType = pStmt->alterType;
|
|
|
|
if (TSDB_ALTER_TABLE_UPDATE_OPTIONS == pStmt->alterType) {
|
|
// pAlterReq->ttl = pStmt->pOptions->ttl;
|
|
if (pStmt->pOptions->commentNull == false) {
|
|
pAlterReq->comment = strdup(pStmt->pOptions->comment);
|
|
if (NULL == pAlterReq->comment) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pAlterReq->commentLen = strlen(pStmt->pOptions->comment);
|
|
} else {
|
|
pAlterReq->commentLen = -1;
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
pAlterReq->pFields = taosArrayInit(2, sizeof(TAOS_FIELD));
|
|
if (NULL == pAlterReq->pFields) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
switch (pStmt->alterType) {
|
|
case TSDB_ALTER_TABLE_ADD_TAG:
|
|
case TSDB_ALTER_TABLE_DROP_TAG:
|
|
case TSDB_ALTER_TABLE_ADD_COLUMN:
|
|
case TSDB_ALTER_TABLE_DROP_COLUMN:
|
|
case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
|
|
case TSDB_ALTER_TABLE_UPDATE_TAG_BYTES: {
|
|
TAOS_FIELD field = {.type = pStmt->dataType.type, .bytes = calcTypeBytes(pStmt->dataType)};
|
|
strcpy(field.name, pStmt->colName);
|
|
taosArrayPush(pAlterReq->pFields, &field);
|
|
break;
|
|
}
|
|
case TSDB_ALTER_TABLE_UPDATE_TAG_NAME:
|
|
case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME: {
|
|
TAOS_FIELD oldField = {0};
|
|
strcpy(oldField.name, pStmt->colName);
|
|
taosArrayPush(pAlterReq->pFields, &oldField);
|
|
TAOS_FIELD newField = {0};
|
|
strcpy(newField.name, pStmt->newColName);
|
|
taosArrayPush(pAlterReq->pFields, &newField);
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
pAlterReq->numOfFields = taosArrayGetSize(pAlterReq->pFields);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static SSchema* getColSchema(STableMeta* pTableMeta, const char* pColName) {
|
|
int32_t numOfFields = getNumOfTags(pTableMeta) + getNumOfColumns(pTableMeta);
|
|
for (int32_t i = 0; i < numOfFields; ++i) {
|
|
SSchema* pSchema = pTableMeta->schema + i;
|
|
if (0 == strcmp(pColName, pSchema->name)) {
|
|
return pSchema;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static SSchema* getTagSchema(STableMeta* pTableMeta, const char* pTagName) {
|
|
int32_t numOfTags = getNumOfTags(pTableMeta);
|
|
SSchema* pTagsSchema = getTableTagSchema(pTableMeta);
|
|
for (int32_t i = 0; i < numOfTags; ++i) {
|
|
SSchema* pSchema = pTagsSchema + i;
|
|
if (0 == strcmp(pTagName, pSchema->name)) {
|
|
return pSchema;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int32_t checkAlterSuperTable(STranslateContext* pCxt, SAlterTableStmt* pStmt) {
|
|
if (TSDB_ALTER_TABLE_UPDATE_TAG_VAL == pStmt->alterType || TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME == pStmt->alterType) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE,
|
|
"Set tag value only available for child table");
|
|
}
|
|
|
|
if (pStmt->alterType == TSDB_ALTER_TABLE_UPDATE_OPTIONS && -1 != pStmt->pOptions->ttl) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
}
|
|
|
|
if (pStmt->dataType.type == TSDB_DATA_TYPE_JSON && pStmt->alterType == TSDB_ALTER_TABLE_ADD_TAG) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_ONE_JSON_TAG);
|
|
}
|
|
|
|
if (pStmt->dataType.type == TSDB_DATA_TYPE_JSON && pStmt->alterType == TSDB_ALTER_TABLE_ADD_COLUMN) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COL_JSON);
|
|
}
|
|
|
|
STableMeta* pTableMeta = NULL;
|
|
int32_t code = getTableMeta(pCxt, pStmt->dbName, pStmt->tableName, &pTableMeta);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
return code;
|
|
}
|
|
|
|
SSchema* pTagsSchema = getTableTagSchema(pTableMeta);
|
|
if (getNumOfTags(pTableMeta) == 1 && pTagsSchema->type == TSDB_DATA_TYPE_JSON &&
|
|
(pStmt->alterType == TSDB_ALTER_TABLE_ADD_TAG || pStmt->alterType == TSDB_ALTER_TABLE_DROP_TAG ||
|
|
pStmt->alterType == TSDB_ALTER_TABLE_UPDATE_TAG_BYTES)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_ONE_JSON_TAG);
|
|
}
|
|
|
|
if (TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES == pStmt->alterType ||
|
|
TSDB_ALTER_TABLE_UPDATE_TAG_BYTES == pStmt->alterType) {
|
|
if (TSDB_SUPER_TABLE != pTableMeta->tableType) {
|
|
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE, "Table is not super table");
|
|
}
|
|
|
|
SSchema* pSchema = getColSchema(pTableMeta, pStmt->colName);
|
|
if (NULL == pSchema) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMN, pStmt->colName);
|
|
} else if (!IS_VAR_DATA_TYPE(pSchema->type) || pSchema->type != pStmt->dataType.type ||
|
|
pSchema->bytes >= calcTypeBytes(pStmt->dataType)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_MODIFY_COL);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateAlterSuperTable(STranslateContext* pCxt, SAlterTableStmt* pStmt) {
|
|
SMAlterStbReq alterReq = {0};
|
|
int32_t code = checkAlterSuperTable(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildAlterSuperTableReq(pCxt, pStmt, &alterReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_ALTER_STB, (FSerializeFunc)tSerializeSMAlterStbReq, &alterReq);
|
|
}
|
|
tFreeSMAltertbReq(&alterReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateUseDatabase(STranslateContext* pCxt, SUseDatabaseStmt* pStmt) {
|
|
SUseDbReq usedbReq = {0};
|
|
SName name = {0};
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
|
|
tNameExtractFullName(&name, usedbReq.db);
|
|
int32_t code = getDBVgVersion(pCxt, usedbReq.db, &usedbReq.vgVersion, &usedbReq.dbId, &usedbReq.numOfTable);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_USE_DB, (FSerializeFunc)tSerializeSUseDbReq, &usedbReq);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateCreateUser(STranslateContext* pCxt, SCreateUserStmt* pStmt) {
|
|
SCreateUserReq createReq = {0};
|
|
strcpy(createReq.user, pStmt->useName);
|
|
createReq.createType = 0;
|
|
createReq.superUser = 0;
|
|
createReq.sysInfo = pStmt->sysinfo;
|
|
createReq.enable = 1;
|
|
strcpy(createReq.pass, pStmt->password);
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_CREATE_USER, (FSerializeFunc)tSerializeSCreateUserReq, &createReq);
|
|
}
|
|
|
|
static int32_t translateAlterUser(STranslateContext* pCxt, SAlterUserStmt* pStmt) {
|
|
SAlterUserReq alterReq = {0};
|
|
strcpy(alterReq.user, pStmt->useName);
|
|
alterReq.alterType = pStmt->alterType;
|
|
alterReq.superUser = 0;
|
|
alterReq.enable = pStmt->enable;
|
|
alterReq.sysInfo = pStmt->sysinfo;
|
|
strcpy(alterReq.pass, pStmt->password);
|
|
if (NULL != pCxt->pParseCxt->db) {
|
|
strcpy(alterReq.dbname, pCxt->pParseCxt->db);
|
|
}
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_ALTER_USER, (FSerializeFunc)tSerializeSAlterUserReq, &alterReq);
|
|
}
|
|
|
|
static int32_t translateDropUser(STranslateContext* pCxt, SDropUserStmt* pStmt) {
|
|
SDropUserReq dropReq = {0};
|
|
strcpy(dropReq.user, pStmt->useName);
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_USER, (FSerializeFunc)tSerializeSDropUserReq, &dropReq);
|
|
}
|
|
|
|
static int32_t translateCreateDnode(STranslateContext* pCxt, SCreateDnodeStmt* pStmt) {
|
|
SCreateDnodeReq createReq = {0};
|
|
strcpy(createReq.fqdn, pStmt->fqdn);
|
|
createReq.port = pStmt->port;
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_CREATE_DNODE, (FSerializeFunc)tSerializeSCreateDnodeReq, &createReq);
|
|
}
|
|
|
|
static int32_t translateDropDnode(STranslateContext* pCxt, SDropDnodeStmt* pStmt) {
|
|
SDropDnodeReq dropReq = {0};
|
|
dropReq.dnodeId = pStmt->dnodeId;
|
|
strcpy(dropReq.fqdn, pStmt->fqdn);
|
|
dropReq.port = pStmt->port;
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_DNODE, (FSerializeFunc)tSerializeSDropDnodeReq, &dropReq);
|
|
}
|
|
|
|
static int32_t translateAlterDnode(STranslateContext* pCxt, SAlterDnodeStmt* pStmt) {
|
|
SMCfgDnodeReq cfgReq = {0};
|
|
cfgReq.dnodeId = pStmt->dnodeId;
|
|
strcpy(cfgReq.config, pStmt->config);
|
|
strcpy(cfgReq.value, pStmt->value);
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_CONFIG_DNODE, (FSerializeFunc)tSerializeSMCfgDnodeReq, &cfgReq);
|
|
}
|
|
|
|
static int32_t getSmaIndexDstVgId(STranslateContext* pCxt, char* pTableName, int32_t* pVgId) {
|
|
SVgroupInfo vg = {0};
|
|
int32_t code = getTableHashVgroup(pCxt, pCxt->pParseCxt->db, pTableName, &vg);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pVgId = vg.vgId;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t getSmaIndexSql(STranslateContext* pCxt, char** pSql, int32_t* pLen) {
|
|
*pSql = strdup(pCxt->pParseCxt->pSql);
|
|
if (NULL == *pSql) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
*pLen = pCxt->pParseCxt->sqlLen + 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildSampleAstInfoByIndex(STranslateContext* pCxt, SCreateIndexStmt* pStmt, SSampleAstInfo* pInfo) {
|
|
pInfo->pDbName = pCxt->pParseCxt->db;
|
|
pInfo->pTableName = pStmt->tableName;
|
|
pInfo->pFuncs = nodesCloneList(pStmt->pOptions->pFuncs);
|
|
pInfo->pInterval = nodesCloneNode(pStmt->pOptions->pInterval);
|
|
pInfo->pOffset = nodesCloneNode(pStmt->pOptions->pOffset);
|
|
pInfo->pSliding = nodesCloneNode(pStmt->pOptions->pSliding);
|
|
if (NULL == pInfo->pFuncs || NULL == pInfo->pInterval ||
|
|
(NULL != pStmt->pOptions->pOffset && NULL == pInfo->pOffset) ||
|
|
(NULL != pStmt->pOptions->pSliding && NULL == pInfo->pSliding)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t getSmaIndexAst(STranslateContext* pCxt, SCreateIndexStmt* pStmt, char** pAst, int32_t* pLen,
|
|
char** pExpr, int32_t* pExprLen) {
|
|
SSampleAstInfo info = {0};
|
|
int32_t code = buildSampleAstInfoByIndex(pCxt, pStmt, &info);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildSampleAst(pCxt, &info, pAst, pLen, pExpr, pExprLen);
|
|
}
|
|
clearSampleAstInfo(&info);
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildCreateSmaReq(STranslateContext* pCxt, SCreateIndexStmt* pStmt, SMCreateSmaReq* pReq) {
|
|
SName name;
|
|
tNameExtractFullName(toName(pCxt->pParseCxt->acctId, pCxt->pParseCxt->db, pStmt->indexName, &name), pReq->name);
|
|
strcpy(name.tname, pStmt->tableName);
|
|
name.tname[strlen(pStmt->tableName)] = '\0';
|
|
tNameExtractFullName(&name, pReq->stb);
|
|
pReq->igExists = pStmt->ignoreExists;
|
|
pReq->interval = ((SValueNode*)pStmt->pOptions->pInterval)->datum.i;
|
|
pReq->intervalUnit = ((SValueNode*)pStmt->pOptions->pInterval)->unit;
|
|
pReq->offset = (NULL != pStmt->pOptions->pOffset ? ((SValueNode*)pStmt->pOptions->pOffset)->datum.i : 0);
|
|
pReq->sliding =
|
|
(NULL != pStmt->pOptions->pSliding ? ((SValueNode*)pStmt->pOptions->pSliding)->datum.i : pReq->interval);
|
|
pReq->slidingUnit =
|
|
(NULL != pStmt->pOptions->pSliding ? ((SValueNode*)pStmt->pOptions->pSliding)->unit : pReq->intervalUnit);
|
|
if (NULL != pStmt->pOptions->pStreamOptions) {
|
|
SStreamOptions* pStreamOpt = (SStreamOptions*)pStmt->pOptions->pStreamOptions;
|
|
pReq->maxDelay = (NULL != pStreamOpt->pDelay ? ((SValueNode*)pStreamOpt->pDelay)->datum.i : -1);
|
|
pReq->watermark = (NULL != pStreamOpt->pWatermark ? ((SValueNode*)pStreamOpt->pWatermark)->datum.i
|
|
: TSDB_DEFAULT_ROLLUP_WATERMARK);
|
|
if (pReq->watermark < TSDB_MIN_ROLLUP_WATERMARK) {
|
|
pReq->watermark = TSDB_MIN_ROLLUP_WATERMARK;
|
|
}
|
|
if (pReq->watermark > TSDB_MAX_ROLLUP_WATERMARK) {
|
|
pReq->watermark = TSDB_MAX_ROLLUP_WATERMARK;
|
|
}
|
|
}
|
|
|
|
int32_t code = getSmaIndexDstVgId(pCxt, pStmt->tableName, &pReq->dstVgId);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getSmaIndexSql(pCxt, &pReq->sql, &pReq->sqlLen);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getSmaIndexAst(pCxt, pStmt, &pReq->ast, &pReq->astLen, &pReq->expr, &pReq->exprLen);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkCreateSmaIndex(STranslateContext* pCxt, SCreateIndexStmt* pStmt) {
|
|
SDbCfgInfo dbCfg = {0};
|
|
int32_t code = getDBCfg(pCxt, pCxt->pParseCxt->db, &dbCfg);
|
|
if (TSDB_CODE_SUCCESS == code && NULL != dbCfg.pRetensions) {
|
|
code = generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_SMA_INDEX,
|
|
"Tables configured with the 'ROLLUP' option do not support creating sma index");
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = doTranslateValue(pCxt, (SValueNode*)pStmt->pOptions->pInterval);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pStmt->pOptions->pOffset) {
|
|
code = doTranslateValue(pCxt, (SValueNode*)pStmt->pOptions->pOffset);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pStmt->pOptions->pSliding) {
|
|
code = doTranslateValue(pCxt, (SValueNode*)pStmt->pOptions->pSliding);
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pStmt->pOptions->pStreamOptions) {
|
|
SStreamOptions* pStreamOpt = (SStreamOptions*)pStmt->pOptions->pStreamOptions;
|
|
if (NULL != pStreamOpt->pWatermark) {
|
|
code = doTranslateValue(pCxt, (SValueNode*)pStreamOpt->pWatermark);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code && NULL != pStreamOpt->pDelay) {
|
|
code = doTranslateValue(pCxt, (SValueNode*)pStreamOpt->pDelay);
|
|
}
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateCreateSmaIndex(STranslateContext* pCxt, SCreateIndexStmt* pStmt) {
|
|
SMCreateSmaReq createSmaReq = {0};
|
|
int32_t code = checkCreateSmaIndex(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateSmaReq(pCxt, pStmt, &createSmaReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_SMA, (FSerializeFunc)tSerializeSMCreateSmaReq, &createSmaReq);
|
|
}
|
|
tFreeSMCreateSmaReq(&createSmaReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildCreateFullTextReq(STranslateContext* pCxt, SCreateIndexStmt* pStmt, SMCreateFullTextReq* pReq) {
|
|
// impl later
|
|
return 0;
|
|
}
|
|
|
|
static int32_t translateCreateFullTextIndex(STranslateContext* pCxt, SCreateIndexStmt* pStmt) {
|
|
SMCreateFullTextReq createFTReq = {0};
|
|
int32_t code = buildCreateFullTextReq(pCxt, pStmt, &createFTReq);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_INDEX, (FSerializeFunc)tSerializeSMCreateFullTextReq, &createFTReq);
|
|
}
|
|
tFreeSMCreateFullTextReq(&createFTReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateCreateIndex(STranslateContext* pCxt, SCreateIndexStmt* pStmt) {
|
|
if (INDEX_TYPE_SMA == pStmt->indexType) {
|
|
return translateCreateSmaIndex(pCxt, pStmt);
|
|
} else if (INDEX_TYPE_FULLTEXT == pStmt->indexType) {
|
|
return translateCreateFullTextIndex(pCxt, pStmt);
|
|
}
|
|
return TSDB_CODE_FAILED;
|
|
}
|
|
|
|
static int32_t translateDropIndex(STranslateContext* pCxt, SDropIndexStmt* pStmt) {
|
|
SMDropSmaReq dropSmaReq = {0};
|
|
SName name;
|
|
tNameExtractFullName(toName(pCxt->pParseCxt->acctId, pCxt->pParseCxt->db, pStmt->indexName, &name), dropSmaReq.name);
|
|
dropSmaReq.igNotExists = pStmt->ignoreNotExists;
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_SMA, (FSerializeFunc)tSerializeSMDropSmaReq, &dropSmaReq);
|
|
}
|
|
|
|
static int16_t getCreateComponentNodeMsgType(ENodeType type) {
|
|
switch (type) {
|
|
case QUERY_NODE_CREATE_QNODE_STMT:
|
|
return TDMT_MND_CREATE_QNODE;
|
|
case QUERY_NODE_CREATE_BNODE_STMT:
|
|
return TDMT_MND_CREATE_BNODE;
|
|
case QUERY_NODE_CREATE_SNODE_STMT:
|
|
return TDMT_MND_CREATE_SNODE;
|
|
case QUERY_NODE_CREATE_MNODE_STMT:
|
|
return TDMT_MND_CREATE_MNODE;
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int32_t translateCreateComponentNode(STranslateContext* pCxt, SCreateComponentNodeStmt* pStmt) {
|
|
SMCreateQnodeReq createReq = {.dnodeId = pStmt->dnodeId};
|
|
return buildCmdMsg(pCxt, getCreateComponentNodeMsgType(nodeType(pStmt)),
|
|
(FSerializeFunc)tSerializeSCreateDropMQSBNodeReq, &createReq);
|
|
}
|
|
|
|
static int16_t getDropComponentNodeMsgType(ENodeType type) {
|
|
switch (type) {
|
|
case QUERY_NODE_DROP_QNODE_STMT:
|
|
return TDMT_MND_DROP_QNODE;
|
|
case QUERY_NODE_DROP_BNODE_STMT:
|
|
return TDMT_MND_DROP_BNODE;
|
|
case QUERY_NODE_DROP_SNODE_STMT:
|
|
return TDMT_MND_DROP_SNODE;
|
|
case QUERY_NODE_DROP_MNODE_STMT:
|
|
return TDMT_MND_DROP_MNODE;
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int32_t translateDropComponentNode(STranslateContext* pCxt, SDropComponentNodeStmt* pStmt) {
|
|
SDDropQnodeReq dropReq = {.dnodeId = pStmt->dnodeId};
|
|
return buildCmdMsg(pCxt, getDropComponentNodeMsgType(nodeType(pStmt)),
|
|
(FSerializeFunc)tSerializeSCreateDropMQSBNodeReq, &dropReq);
|
|
}
|
|
|
|
static int32_t buildCreateTopicReq(STranslateContext* pCxt, SCreateTopicStmt* pStmt, SCMCreateTopicReq* pReq) {
|
|
SName name;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->topicName, strlen(pStmt->topicName));
|
|
tNameGetFullDbName(&name, pReq->name);
|
|
pReq->igExists = pStmt->ignoreExists;
|
|
pReq->withMeta = pStmt->withMeta;
|
|
|
|
pReq->sql = strdup(pCxt->pParseCxt->pSql);
|
|
if (NULL == pReq->sql) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
if ('\0' != pStmt->subSTbName[0]) {
|
|
pReq->subType = TOPIC_SUB_TYPE__TABLE;
|
|
toName(pCxt->pParseCxt->acctId, pStmt->subDbName, pStmt->subSTbName, &name);
|
|
tNameGetFullDbName(&name, pReq->subDbName);
|
|
tNameExtractFullName(&name, pReq->subStbName);
|
|
} else if ('\0' != pStmt->subDbName[0]) {
|
|
pReq->subType = TOPIC_SUB_TYPE__DB;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->subDbName, strlen(pStmt->subDbName));
|
|
tNameGetFullDbName(&name, pReq->subDbName);
|
|
} else {
|
|
pReq->subType = TOPIC_SUB_TYPE__COLUMN;
|
|
char* dbName = ((SRealTableNode*)(((SSelectStmt*)pStmt->pQuery)->pFromTable))->table.dbName;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, dbName, strlen(dbName));
|
|
tNameGetFullDbName(&name, pReq->subDbName);
|
|
pCxt->pParseCxt->topicQuery = true;
|
|
code = translateQuery(pCxt, pStmt->pQuery);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = nodesNodeToString(pStmt->pQuery, false, &pReq->ast, NULL);
|
|
}
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkCreateTopic(STranslateContext* pCxt, SCreateTopicStmt* pStmt) {
|
|
if (NULL == pStmt->pQuery) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt->pQuery)) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)pStmt->pQuery;
|
|
if (!pSelect->isDistinct && QUERY_NODE_REAL_TABLE == nodeType(pSelect->pFromTable) &&
|
|
NULL == pSelect->pGroupByList && NULL == pSelect->pLimit && NULL == pSelect->pSlimit &&
|
|
NULL == pSelect->pOrderByList && NULL == pSelect->pPartitionByList) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
}
|
|
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TOPIC_QUERY);
|
|
}
|
|
|
|
static int32_t translateCreateTopic(STranslateContext* pCxt, SCreateTopicStmt* pStmt) {
|
|
SCMCreateTopicReq createReq = {0};
|
|
int32_t code = checkCreateTopic(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateTopicReq(pCxt, pStmt, &createReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_TOPIC, (FSerializeFunc)tSerializeSCMCreateTopicReq, &createReq);
|
|
}
|
|
tFreeSCMCreateTopicReq(&createReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDropTopic(STranslateContext* pCxt, SDropTopicStmt* pStmt) {
|
|
SMDropTopicReq dropReq = {0};
|
|
|
|
SName name;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->topicName, strlen(pStmt->topicName));
|
|
tNameGetFullDbName(&name, dropReq.name);
|
|
dropReq.igNotExists = pStmt->ignoreNotExists;
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_TOPIC, (FSerializeFunc)tSerializeSMDropTopicReq, &dropReq);
|
|
}
|
|
|
|
static int32_t translateDropCGroup(STranslateContext* pCxt, SDropCGroupStmt* pStmt) {
|
|
SMDropCgroupReq dropReq = {0};
|
|
|
|
SName name;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->topicName, strlen(pStmt->topicName));
|
|
tNameGetFullDbName(&name, dropReq.topic);
|
|
dropReq.igNotExists = pStmt->ignoreNotExists;
|
|
strcpy(dropReq.cgroup, pStmt->cgroup);
|
|
|
|
return buildCmdMsg(pCxt, TDMT_MND_MQ_DROP_CGROUP, (FSerializeFunc)tSerializeSMDropCgroupReq, &dropReq);
|
|
}
|
|
|
|
static int32_t translateAlterLocal(STranslateContext* pCxt, SAlterLocalStmt* pStmt) {
|
|
// todo
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateExplain(STranslateContext* pCxt, SExplainStmt* pStmt) {
|
|
if (pStmt->analyze) {
|
|
pCxt->pExplainOpt = pStmt->pOptions;
|
|
}
|
|
return translateQuery(pCxt, pStmt->pQuery);
|
|
}
|
|
|
|
static int32_t translateDescribe(STranslateContext* pCxt, SDescribeStmt* pStmt) {
|
|
return refreshGetTableMeta(pCxt, pStmt->dbName, pStmt->tableName, &pStmt->pMeta);
|
|
}
|
|
|
|
static int32_t translateKillConnection(STranslateContext* pCxt, SKillStmt* pStmt) {
|
|
SKillConnReq killReq = {0};
|
|
killReq.connId = pStmt->targetId;
|
|
return buildCmdMsg(pCxt, TDMT_MND_KILL_CONN, (FSerializeFunc)tSerializeSKillConnReq, &killReq);
|
|
}
|
|
|
|
static int32_t translateKillQuery(STranslateContext* pCxt, SKillQueryStmt* pStmt) {
|
|
SKillQueryReq killReq = {0};
|
|
strcpy(killReq.queryStrId, pStmt->queryId);
|
|
return buildCmdMsg(pCxt, TDMT_MND_KILL_QUERY, (FSerializeFunc)tSerializeSKillQueryReq, &killReq);
|
|
}
|
|
|
|
static int32_t translateKillTransaction(STranslateContext* pCxt, SKillStmt* pStmt) {
|
|
SKillTransReq killReq = {0};
|
|
killReq.transId = pStmt->targetId;
|
|
return buildCmdMsg(pCxt, TDMT_MND_KILL_TRANS, (FSerializeFunc)tSerializeSKillTransReq, &killReq);
|
|
}
|
|
|
|
static int32_t checkCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pStmt) {
|
|
if (NULL != pStmt->pOptions->pWatermark &&
|
|
(DEAL_RES_ERROR == translateValue(pCxt, (SValueNode*)pStmt->pOptions->pWatermark))) {
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
if (NULL != pStmt->pOptions->pDelay &&
|
|
(DEAL_RES_ERROR == translateValue(pCxt, (SValueNode*)pStmt->pOptions->pDelay))) {
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
if (NULL == pStmt->pQuery) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
if (QUERY_NODE_SELECT_STMT == nodeType(pStmt->pQuery)) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)pStmt->pQuery;
|
|
if (QUERY_NODE_REAL_TABLE == nodeType(pSelect->pFromTable)) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
}
|
|
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY);
|
|
}
|
|
|
|
static void getSourceDatabase(SNode* pStmt, int32_t acctId, char* pDbFName) {
|
|
SName name = {.type = TSDB_DB_NAME_T, .acctId = acctId};
|
|
strcpy(name.dbname, ((SRealTableNode*)(((SSelectStmt*)pStmt)->pFromTable))->table.dbName);
|
|
tNameGetFullDbName(&name, pDbFName);
|
|
}
|
|
|
|
static int32_t addWstartTsToCreateStreamQuery(SNode* pStmt) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)pStmt;
|
|
SNode* pProj = nodesListGetNode(pSelect->pProjectionList, 0);
|
|
if (NULL == pSelect->pWindow ||
|
|
(QUERY_NODE_FUNCTION == nodeType(pProj) && 0 == strcmp("_wstart", ((SFunctionNode*)pProj)->functionName))) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pFunc->functionName, "_wstart");
|
|
strcpy(pFunc->node.aliasName, pFunc->functionName);
|
|
int32_t code = nodesListPushFront(pSelect->pProjectionList, (SNode*)pFunc);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildCreateStreamQuery(STranslateContext* pCxt, SNode* pStmt, SCMCreateStreamReq* pReq) {
|
|
pCxt->createStream = true;
|
|
int32_t code = addWstartTsToCreateStreamQuery(pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateQuery(pCxt, pStmt);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
getSourceDatabase(pStmt, pCxt->pParseCxt->acctId, pReq->sourceDB);
|
|
code = nodesNodeToString(pStmt, false, &pReq->ast, NULL);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildCreateStreamReq(STranslateContext* pCxt, SCreateStreamStmt* pStmt, SCMCreateStreamReq* pReq) {
|
|
pReq->igExists = pStmt->ignoreExists;
|
|
|
|
SName name;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->streamName, strlen(pStmt->streamName));
|
|
tNameGetFullDbName(&name, pReq->name);
|
|
|
|
if ('\0' != pStmt->targetTabName[0]) {
|
|
strcpy(name.dbname, pStmt->targetDbName);
|
|
strcpy(name.tname, pStmt->targetTabName);
|
|
tNameExtractFullName(&name, pReq->targetStbFullName);
|
|
}
|
|
|
|
int32_t code = buildCreateStreamQuery(pCxt, pStmt->pQuery, pReq);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pReq->sql = strdup(pCxt->pParseCxt->pSql);
|
|
if (NULL == pReq->sql) {
|
|
code = TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pReq->triggerType = pStmt->pOptions->triggerType;
|
|
pReq->maxDelay = (NULL != pStmt->pOptions->pDelay ? ((SValueNode*)pStmt->pOptions->pDelay)->datum.i : 0);
|
|
pReq->watermark = (NULL != pStmt->pOptions->pWatermark ? ((SValueNode*)pStmt->pOptions->pWatermark)->datum.i : 0);
|
|
pReq->igExpired = pStmt->pOptions->ignoreExpired;
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pStmt) {
|
|
SCMCreateStreamReq createReq = {0};
|
|
|
|
int32_t code = checkCreateStream(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateStreamReq(pCxt, pStmt, &createReq);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_STREAM, (FSerializeFunc)tSerializeSCMCreateStreamReq, &createReq);
|
|
}
|
|
|
|
tFreeSCMCreateStreamReq(&createReq);
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDropStream(STranslateContext* pCxt, SDropStreamStmt* pStmt) {
|
|
SMDropStreamReq dropReq = {0};
|
|
SName name;
|
|
tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->streamName, strlen(pStmt->streamName));
|
|
tNameGetFullDbName(&name, dropReq.name);
|
|
dropReq.igNotExists = pStmt->ignoreNotExists;
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_STREAM, (FSerializeFunc)tSerializeSMDropStreamReq, &dropReq);
|
|
}
|
|
|
|
static int32_t readFromFile(char* pName, int32_t* len, char** buf) {
|
|
int64_t filesize = 0;
|
|
if (taosStatFile(pName, &filesize, NULL) < 0) {
|
|
return TAOS_SYSTEM_ERROR(errno);
|
|
}
|
|
|
|
*len = filesize;
|
|
|
|
if (*len <= 0) {
|
|
return TSDB_CODE_TSC_FILE_EMPTY;
|
|
}
|
|
|
|
*buf = taosMemoryCalloc(1, *len);
|
|
if (*buf == NULL) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
TdFilePtr tfile = taosOpenFile(pName, O_RDONLY | O_BINARY);
|
|
if (NULL == tfile) {
|
|
taosMemoryFreeClear(*buf);
|
|
return TAOS_SYSTEM_ERROR(errno);
|
|
}
|
|
|
|
int64_t s = taosReadFile(tfile, *buf, *len);
|
|
if (s != *len) {
|
|
taosCloseFile(&tfile);
|
|
taosMemoryFreeClear(*buf);
|
|
return TSDB_CODE_TSC_APP_ERROR;
|
|
}
|
|
taosCloseFile(&tfile);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateCreateFunction(STranslateContext* pCxt, SCreateFunctionStmt* pStmt) {
|
|
if (fmIsBuiltinFunc(pStmt->funcName)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_FUNCTION_NAME);
|
|
}
|
|
SCreateFuncReq req = {0};
|
|
strcpy(req.name, pStmt->funcName);
|
|
req.igExists = pStmt->ignoreExists;
|
|
req.funcType = pStmt->isAgg ? TSDB_FUNC_TYPE_AGGREGATE : TSDB_FUNC_TYPE_SCALAR;
|
|
req.scriptType = TSDB_FUNC_SCRIPT_BIN_LIB;
|
|
req.outputType = pStmt->outputDt.type;
|
|
req.outputLen = pStmt->outputDt.bytes;
|
|
req.bufSize = pStmt->bufSize;
|
|
int32_t code = readFromFile(pStmt->libraryPath, &req.codeLen, &req.pCode);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCmdMsg(pCxt, TDMT_MND_CREATE_FUNC, (FSerializeFunc)tSerializeSCreateFuncReq, &req);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateDropFunction(STranslateContext* pCxt, SDropFunctionStmt* pStmt) {
|
|
SDropFuncReq req = {0};
|
|
strcpy(req.name, pStmt->funcName);
|
|
req.igNotExists = pStmt->ignoreNotExists;
|
|
return buildCmdMsg(pCxt, TDMT_MND_DROP_FUNC, (FSerializeFunc)tSerializeSDropFuncReq, &req);
|
|
}
|
|
|
|
static int32_t translateGrant(STranslateContext* pCxt, SGrantStmt* pStmt) {
|
|
SAlterUserReq req = {0};
|
|
if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_ALL) ||
|
|
(PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_READ) &&
|
|
PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_WRITE))) {
|
|
req.alterType = TSDB_ALTER_USER_ADD_ALL_DB;
|
|
} else if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_READ)) {
|
|
req.alterType = TSDB_ALTER_USER_ADD_READ_DB;
|
|
} else if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_WRITE)) {
|
|
req.alterType = TSDB_ALTER_USER_ADD_WRITE_DB;
|
|
}
|
|
strcpy(req.user, pStmt->userName);
|
|
sprintf(req.dbname, "%d.%s", pCxt->pParseCxt->acctId, pStmt->dbName);
|
|
return buildCmdMsg(pCxt, TDMT_MND_ALTER_USER, (FSerializeFunc)tSerializeSAlterUserReq, &req);
|
|
}
|
|
|
|
static int32_t translateRevoke(STranslateContext* pCxt, SRevokeStmt* pStmt) {
|
|
SAlterUserReq req = {0};
|
|
if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_ALL) ||
|
|
(PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_READ) &&
|
|
PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_WRITE))) {
|
|
req.alterType = TSDB_ALTER_USER_REMOVE_ALL_DB;
|
|
} else if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_READ)) {
|
|
req.alterType = TSDB_ALTER_USER_REMOVE_READ_DB;
|
|
} else if (PRIVILEGE_TYPE_TEST_MASK(pStmt->privileges, PRIVILEGE_TYPE_WRITE)) {
|
|
req.alterType = TSDB_ALTER_USER_REMOVE_WRITE_DB;
|
|
}
|
|
strcpy(req.user, pStmt->userName);
|
|
sprintf(req.dbname, "%d.%s", pCxt->pParseCxt->acctId, pStmt->dbName);
|
|
return buildCmdMsg(pCxt, TDMT_MND_ALTER_USER, (FSerializeFunc)tSerializeSAlterUserReq, &req);
|
|
}
|
|
|
|
static int32_t translateBalanceVgroup(STranslateContext* pCxt, SBalanceVgroupStmt* pStmt) {
|
|
SBalanceVgroupReq req = {0};
|
|
return buildCmdMsg(pCxt, TDMT_MND_BALANCE_VGROUP, (FSerializeFunc)tSerializeSBalanceVgroupReq, &req);
|
|
}
|
|
|
|
static int32_t translateMergeVgroup(STranslateContext* pCxt, SMergeVgroupStmt* pStmt) {
|
|
SMergeVgroupReq req = {.vgId1 = pStmt->vgId1, .vgId2 = pStmt->vgId2};
|
|
return buildCmdMsg(pCxt, TDMT_MND_MERGE_VGROUP, (FSerializeFunc)tSerializeSMergeVgroupReq, &req);
|
|
}
|
|
|
|
static int32_t checkDnodeIds(STranslateContext* pCxt, SRedistributeVgroupStmt* pStmt) {
|
|
int32_t numOfDnodes = LIST_LENGTH(pStmt->pDnodes);
|
|
if (numOfDnodes > 3 || numOfDnodes < 1) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_REDISTRIBUTE_VG);
|
|
}
|
|
|
|
SNode* pNode = NULL;
|
|
FOREACH(pNode, pStmt->pDnodes) {
|
|
SValueNode* pVal = (SValueNode*)pNode;
|
|
if (DEAL_RES_ERROR == translateValue(pCxt, pVal)) {
|
|
return pCxt->errCode;
|
|
}
|
|
}
|
|
|
|
pStmt->dnodeId1 = getBigintFromValueNode((SValueNode*)nodesListGetNode(pStmt->pDnodes, 0));
|
|
pStmt->dnodeId2 = -1;
|
|
pStmt->dnodeId3 = -1;
|
|
if (numOfDnodes > 1) {
|
|
pStmt->dnodeId2 = getBigintFromValueNode((SValueNode*)nodesListGetNode(pStmt->pDnodes, 1));
|
|
}
|
|
if (numOfDnodes > 2) {
|
|
pStmt->dnodeId3 = getBigintFromValueNode((SValueNode*)nodesListGetNode(pStmt->pDnodes, 2));
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t translateRedistributeVgroup(STranslateContext* pCxt, SRedistributeVgroupStmt* pStmt) {
|
|
SRedistributeVgroupReq req = {.vgId = pStmt->vgId};
|
|
int32_t code = checkDnodeIds(pCxt, pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
req.dnodeId1 = pStmt->dnodeId1;
|
|
req.dnodeId2 = pStmt->dnodeId2;
|
|
req.dnodeId3 = pStmt->dnodeId3;
|
|
code = buildCmdMsg(pCxt, TDMT_MND_REDISTRIBUTE_VGROUP, (FSerializeFunc)tSerializeSRedistributeVgroupReq, &req);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateSplitVgroup(STranslateContext* pCxt, SSplitVgroupStmt* pStmt) {
|
|
SSplitVgroupReq req = {.vgId = pStmt->vgId};
|
|
return buildCmdMsg(pCxt, TDMT_MND_SPLIT_VGROUP, (FSerializeFunc)tSerializeSSplitVgroupReq, &req);
|
|
}
|
|
|
|
static int32_t translateShowVariables(STranslateContext* pCxt, SShowStmt* pStmt) {
|
|
SShowVariablesReq req = {0};
|
|
return buildCmdMsg(pCxt, TDMT_MND_SHOW_VARIABLES, (FSerializeFunc)tSerializeSShowVariablesReq, &req);
|
|
}
|
|
|
|
static int32_t translateShowCreateDatabase(STranslateContext* pCxt, SShowCreateDatabaseStmt* pStmt) {
|
|
pStmt->pCfg = taosMemoryCalloc(1, sizeof(SDbCfgInfo));
|
|
if (NULL == pStmt->pCfg) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return getDBCfg(pCxt, pStmt->dbName, (SDbCfgInfo*)pStmt->pCfg);
|
|
}
|
|
|
|
static int32_t translateShowCreateTable(STranslateContext* pCxt, SShowCreateTableStmt* pStmt) {
|
|
SName name;
|
|
toName(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, &name);
|
|
|
|
return getTableCfg(pCxt, &name, (STableCfg**)&pStmt->pCfg);
|
|
}
|
|
|
|
static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
switch (nodeType(pNode)) {
|
|
case QUERY_NODE_SELECT_STMT:
|
|
code = translateSelect(pCxt, (SSelectStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_SET_OPERATOR:
|
|
code = translateSetOperator(pCxt, (SSetOperator*)pNode);
|
|
break;
|
|
case QUERY_NODE_DELETE_STMT:
|
|
code = translateDelete(pCxt, (SDeleteStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_INSERT_STMT:
|
|
code = translateInsert(pCxt, (SInsertStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_DATABASE_STMT:
|
|
code = translateCreateDatabase(pCxt, (SCreateDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_DATABASE_STMT:
|
|
code = translateDropDatabase(pCxt, (SDropDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_ALTER_DATABASE_STMT:
|
|
code = translateAlterDatabase(pCxt, (SAlterDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_TRIM_DATABASE_STMT:
|
|
code = translateTrimDatabase(pCxt, (STrimDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_TABLE_STMT:
|
|
code = translateCreateSuperTable(pCxt, (SCreateTableStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_TABLE_STMT:
|
|
code = translateDropTable(pCxt, (SDropTableStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_SUPER_TABLE_STMT:
|
|
code = translateDropSuperTable(pCxt, (SDropSuperTableStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_ALTER_TABLE_STMT:
|
|
case QUERY_NODE_ALTER_SUPER_TABLE_STMT:
|
|
code = translateAlterSuperTable(pCxt, (SAlterTableStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_USER_STMT:
|
|
code = translateCreateUser(pCxt, (SCreateUserStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_ALTER_USER_STMT:
|
|
code = translateAlterUser(pCxt, (SAlterUserStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_USER_STMT:
|
|
code = translateDropUser(pCxt, (SDropUserStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_USE_DATABASE_STMT:
|
|
code = translateUseDatabase(pCxt, (SUseDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_DNODE_STMT:
|
|
code = translateCreateDnode(pCxt, (SCreateDnodeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_DNODE_STMT:
|
|
code = translateDropDnode(pCxt, (SDropDnodeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_ALTER_DNODE_STMT:
|
|
code = translateAlterDnode(pCxt, (SAlterDnodeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_INDEX_STMT:
|
|
code = translateCreateIndex(pCxt, (SCreateIndexStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_INDEX_STMT:
|
|
code = translateDropIndex(pCxt, (SDropIndexStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_QNODE_STMT:
|
|
case QUERY_NODE_CREATE_BNODE_STMT:
|
|
case QUERY_NODE_CREATE_SNODE_STMT:
|
|
case QUERY_NODE_CREATE_MNODE_STMT:
|
|
code = translateCreateComponentNode(pCxt, (SCreateComponentNodeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_QNODE_STMT:
|
|
case QUERY_NODE_DROP_BNODE_STMT:
|
|
case QUERY_NODE_DROP_SNODE_STMT:
|
|
case QUERY_NODE_DROP_MNODE_STMT:
|
|
code = translateDropComponentNode(pCxt, (SDropComponentNodeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_TOPIC_STMT:
|
|
code = translateCreateTopic(pCxt, (SCreateTopicStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_TOPIC_STMT:
|
|
code = translateDropTopic(pCxt, (SDropTopicStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_CGROUP_STMT:
|
|
code = translateDropCGroup(pCxt, (SDropCGroupStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_ALTER_LOCAL_STMT:
|
|
code = translateAlterLocal(pCxt, (SAlterLocalStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_EXPLAIN_STMT:
|
|
code = translateExplain(pCxt, (SExplainStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DESCRIBE_STMT:
|
|
code = translateDescribe(pCxt, (SDescribeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_KILL_CONNECTION_STMT:
|
|
code = translateKillConnection(pCxt, (SKillStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_KILL_QUERY_STMT:
|
|
code = translateKillQuery(pCxt, (SKillQueryStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_KILL_TRANSACTION_STMT:
|
|
code = translateKillTransaction(pCxt, (SKillStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_STREAM_STMT:
|
|
code = translateCreateStream(pCxt, (SCreateStreamStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_STREAM_STMT:
|
|
code = translateDropStream(pCxt, (SDropStreamStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_CREATE_FUNCTION_STMT:
|
|
code = translateCreateFunction(pCxt, (SCreateFunctionStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_DROP_FUNCTION_STMT:
|
|
code = translateDropFunction(pCxt, (SDropFunctionStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_GRANT_STMT:
|
|
code = translateGrant(pCxt, (SGrantStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_REVOKE_STMT:
|
|
code = translateRevoke(pCxt, (SRevokeStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_BALANCE_VGROUP_STMT:
|
|
code = translateBalanceVgroup(pCxt, (SBalanceVgroupStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_MERGE_VGROUP_STMT:
|
|
code = translateMergeVgroup(pCxt, (SMergeVgroupStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_REDISTRIBUTE_VGROUP_STMT:
|
|
code = translateRedistributeVgroup(pCxt, (SRedistributeVgroupStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_SPLIT_VGROUP_STMT:
|
|
code = translateSplitVgroup(pCxt, (SSplitVgroupStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_SHOW_VARIABLES_STMT:
|
|
code = translateShowVariables(pCxt, (SShowStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_SHOW_CREATE_DATABASE_STMT:
|
|
code = translateShowCreateDatabase(pCxt, (SShowCreateDatabaseStmt*)pNode);
|
|
break;
|
|
case QUERY_NODE_SHOW_CREATE_TABLE_STMT:
|
|
case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
|
|
code = translateShowCreateTable(pCxt, (SShowCreateTableStmt*)pNode);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t translateSubquery(STranslateContext* pCxt, SNode* pNode) {
|
|
++(pCxt->currLevel);
|
|
ESqlClause currClause = pCxt->currClause;
|
|
SNode* pCurrStmt = pCxt->pCurrStmt;
|
|
int32_t code = translateQuery(pCxt, pNode);
|
|
--(pCxt->currLevel);
|
|
pCxt->currClause = currClause;
|
|
pCxt->pCurrStmt = pCurrStmt;
|
|
return code;
|
|
}
|
|
|
|
static int32_t extractQueryResultSchema(const SNodeList* pProjections, int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = LIST_LENGTH(pProjections);
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SNode* pNode;
|
|
int32_t index = 0;
|
|
FOREACH(pNode, pProjections) {
|
|
SExprNode* pExpr = (SExprNode*)pNode;
|
|
if (TSDB_DATA_TYPE_NULL == pExpr->resType.type) {
|
|
(*pSchema)[index].type = TSDB_DATA_TYPE_VARCHAR;
|
|
(*pSchema)[index].bytes = 0;
|
|
} else {
|
|
(*pSchema)[index].type = pExpr->resType.type;
|
|
(*pSchema)[index].bytes = pExpr->resType.bytes;
|
|
}
|
|
(*pSchema)[index].colId = index + 1;
|
|
if ('\0' != pExpr->userAlias[0]) {
|
|
strcpy((*pSchema)[index].name, pExpr->userAlias);
|
|
} else {
|
|
strcpy((*pSchema)[index].name, pExpr->aliasName);
|
|
}
|
|
index += 1;
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int8_t extractResultTsPrecision(const SSelectStmt* pSelect) { return pSelect->precision; }
|
|
|
|
static int32_t extractExplainResultSchema(int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = 1;
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
(*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[0].bytes = TSDB_EXPLAIN_RESULT_ROW_SIZE;
|
|
strcpy((*pSchema)[0].name, TSDB_EXPLAIN_RESULT_COLUMN_NAME);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t extractDescribeResultSchema(int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = DESCRIBE_RESULT_COLS;
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
(*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[0].bytes = DESCRIBE_RESULT_FIELD_LEN;
|
|
strcpy((*pSchema)[0].name, "field");
|
|
|
|
(*pSchema)[1].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[1].bytes = DESCRIBE_RESULT_TYPE_LEN;
|
|
strcpy((*pSchema)[1].name, "type");
|
|
|
|
(*pSchema)[2].type = TSDB_DATA_TYPE_INT;
|
|
(*pSchema)[2].bytes = tDataTypes[TSDB_DATA_TYPE_INT].bytes;
|
|
strcpy((*pSchema)[2].name, "length");
|
|
|
|
(*pSchema)[3].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[3].bytes = DESCRIBE_RESULT_NOTE_LEN;
|
|
strcpy((*pSchema)[3].name, "note");
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t extractShowCreateDatabaseResultSchema(int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = 2;
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
(*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[0].bytes = TSDB_DB_NAME_LEN;
|
|
strcpy((*pSchema)[0].name, "Database");
|
|
|
|
(*pSchema)[1].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[1].bytes = TSDB_MAX_BINARY_LEN;
|
|
strcpy((*pSchema)[1].name, "Create Database");
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t extractShowCreateTableResultSchema(int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = 2;
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
(*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[0].bytes = TSDB_TABLE_NAME_LEN;
|
|
strcpy((*pSchema)[0].name, "Table");
|
|
|
|
(*pSchema)[1].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[1].bytes = TSDB_MAX_BINARY_LEN;
|
|
strcpy((*pSchema)[1].name, "Create Table");
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t extractShowVariablesResultSchema(int32_t* numOfCols, SSchema** pSchema) {
|
|
*numOfCols = 2;
|
|
*pSchema = taosMemoryCalloc((*numOfCols), sizeof(SSchema));
|
|
if (NULL == (*pSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
(*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[0].bytes = TSDB_CONFIG_OPTION_LEN;
|
|
strcpy((*pSchema)[0].name, "name");
|
|
|
|
(*pSchema)[1].type = TSDB_DATA_TYPE_BINARY;
|
|
(*pSchema)[1].bytes = TSDB_CONFIG_VALUE_LEN;
|
|
strcpy((*pSchema)[1].name, "value");
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t extractResultSchema(const SNode* pRoot, int32_t* numOfCols, SSchema** pSchema) {
|
|
if (NULL == pRoot) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
switch (nodeType(pRoot)) {
|
|
case QUERY_NODE_SELECT_STMT:
|
|
case QUERY_NODE_SET_OPERATOR:
|
|
return extractQueryResultSchema(getProjectList(pRoot), numOfCols, pSchema);
|
|
case QUERY_NODE_EXPLAIN_STMT:
|
|
return extractExplainResultSchema(numOfCols, pSchema);
|
|
case QUERY_NODE_DESCRIBE_STMT:
|
|
return extractDescribeResultSchema(numOfCols, pSchema);
|
|
case QUERY_NODE_SHOW_CREATE_DATABASE_STMT:
|
|
return extractShowCreateDatabaseResultSchema(numOfCols, pSchema);
|
|
case QUERY_NODE_SHOW_CREATE_TABLE_STMT:
|
|
case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
|
|
return extractShowCreateTableResultSchema(numOfCols, pSchema);
|
|
case QUERY_NODE_SHOW_LOCAL_VARIABLES_STMT:
|
|
case QUERY_NODE_SHOW_VARIABLES_STMT:
|
|
return extractShowVariablesResultSchema(numOfCols, pSchema);
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return TSDB_CODE_FAILED;
|
|
}
|
|
|
|
static const char* getSysDbName(ENodeType type) {
|
|
switch (type) {
|
|
case QUERY_NODE_SHOW_DATABASES_STMT:
|
|
case QUERY_NODE_SHOW_TABLES_STMT:
|
|
case QUERY_NODE_SHOW_STABLES_STMT:
|
|
case QUERY_NODE_SHOW_USERS_STMT:
|
|
case QUERY_NODE_SHOW_DNODES_STMT:
|
|
case QUERY_NODE_SHOW_VGROUPS_STMT:
|
|
case QUERY_NODE_SHOW_MNODES_STMT:
|
|
case QUERY_NODE_SHOW_MODULES_STMT:
|
|
case QUERY_NODE_SHOW_QNODES_STMT:
|
|
case QUERY_NODE_SHOW_FUNCTIONS_STMT:
|
|
case QUERY_NODE_SHOW_INDEXES_STMT:
|
|
case QUERY_NODE_SHOW_BNODES_STMT:
|
|
case QUERY_NODE_SHOW_SNODES_STMT:
|
|
case QUERY_NODE_SHOW_LICENCE_STMT:
|
|
case QUERY_NODE_SHOW_CLUSTER_STMT:
|
|
case QUERY_NODE_SHOW_VARIABLES_STMT:
|
|
case QUERY_NODE_SHOW_DNODE_VARIABLES_STMT:
|
|
return TSDB_INFORMATION_SCHEMA_DB;
|
|
case QUERY_NODE_SHOW_CONNECTIONS_STMT:
|
|
case QUERY_NODE_SHOW_QUERIES_STMT:
|
|
case QUERY_NODE_SHOW_TOPICS_STMT:
|
|
case QUERY_NODE_SHOW_STREAMS_STMT:
|
|
case QUERY_NODE_SHOW_TRANSACTIONS_STMT:
|
|
case QUERY_NODE_SHOW_APPS_STMT:
|
|
case QUERY_NODE_SHOW_CONSUMERS_STMT:
|
|
case QUERY_NODE_SHOW_SUBSCRIPTIONS_STMT:
|
|
return TSDB_PERFORMANCE_SCHEMA_DB;
|
|
default:
|
|
break;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static const char* getSysTableName(ENodeType type) {
|
|
switch (type) {
|
|
case QUERY_NODE_SHOW_DATABASES_STMT:
|
|
return TSDB_INS_TABLE_USER_DATABASES;
|
|
case QUERY_NODE_SHOW_TABLES_STMT:
|
|
return TSDB_INS_TABLE_USER_TABLES;
|
|
case QUERY_NODE_SHOW_TAGS_STMT:
|
|
return TSDB_INS_TABLE_USER_TAGS;
|
|
case QUERY_NODE_SHOW_STABLES_STMT:
|
|
return TSDB_INS_TABLE_USER_STABLES;
|
|
case QUERY_NODE_SHOW_USERS_STMT:
|
|
return TSDB_INS_TABLE_USER_USERS;
|
|
case QUERY_NODE_SHOW_DNODES_STMT:
|
|
return TSDB_INS_TABLE_DNODES;
|
|
case QUERY_NODE_SHOW_VGROUPS_STMT:
|
|
return TSDB_INS_TABLE_VGROUPS;
|
|
case QUERY_NODE_SHOW_MNODES_STMT:
|
|
return TSDB_INS_TABLE_MNODES;
|
|
case QUERY_NODE_SHOW_MODULES_STMT:
|
|
return TSDB_INS_TABLE_MODULES;
|
|
case QUERY_NODE_SHOW_QNODES_STMT:
|
|
return TSDB_INS_TABLE_QNODES;
|
|
case QUERY_NODE_SHOW_FUNCTIONS_STMT:
|
|
return TSDB_INS_TABLE_USER_FUNCTIONS;
|
|
case QUERY_NODE_SHOW_INDEXES_STMT:
|
|
return TSDB_INS_TABLE_USER_INDEXES;
|
|
case QUERY_NODE_SHOW_STREAMS_STMT:
|
|
return TSDB_PERFS_TABLE_STREAMS;
|
|
case QUERY_NODE_SHOW_BNODES_STMT:
|
|
return TSDB_INS_TABLE_BNODES;
|
|
case QUERY_NODE_SHOW_SNODES_STMT:
|
|
return TSDB_INS_TABLE_SNODES;
|
|
case QUERY_NODE_SHOW_LICENCE_STMT:
|
|
return TSDB_INS_TABLE_LICENCES;
|
|
case QUERY_NODE_SHOW_CLUSTER_STMT:
|
|
return TSDB_INS_TABLE_CLUSTER;
|
|
case QUERY_NODE_SHOW_CONNECTIONS_STMT:
|
|
return TSDB_PERFS_TABLE_CONNECTIONS;
|
|
case QUERY_NODE_SHOW_QUERIES_STMT:
|
|
return TSDB_PERFS_TABLE_QUERIES;
|
|
case QUERY_NODE_SHOW_TOPICS_STMT:
|
|
return TSDB_PERFS_TABLE_TOPICS;
|
|
case QUERY_NODE_SHOW_TRANSACTIONS_STMT:
|
|
return TSDB_PERFS_TABLE_TRANS;
|
|
case QUERY_NODE_SHOW_VARIABLES_STMT:
|
|
return TSDB_INS_TABLE_CONFIGS;
|
|
case QUERY_NODE_SHOW_APPS_STMT:
|
|
return TSDB_PERFS_TABLE_APPS;
|
|
case QUERY_NODE_SHOW_DNODE_VARIABLES_STMT:
|
|
return TSDB_INS_TABLE_DNODE_VARIABLES;
|
|
case QUERY_NODE_SHOW_CONSUMERS_STMT:
|
|
return TSDB_PERFS_TABLE_CONSUMERS;
|
|
case QUERY_NODE_SHOW_SUBSCRIPTIONS_STMT:
|
|
return TSDB_PERFS_TABLE_SUBSCRIPTIONS;
|
|
default:
|
|
break;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static SNode* createStarCol() {
|
|
SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
|
|
if (NULL == pCol) {
|
|
return NULL;
|
|
}
|
|
strcpy(pCol->colName, "*");
|
|
return (SNode*)pCol;
|
|
}
|
|
|
|
static int32_t createSimpleSelectStmt(const char* pDb, const char* pTable, SSelectStmt** pStmt) {
|
|
SSelectStmt* pSelect = (SSelectStmt*)nodesMakeNode(QUERY_NODE_SELECT_STMT);
|
|
if (NULL == pSelect) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
sprintf(pSelect->stmtName, "%p", pSelect);
|
|
|
|
SRealTableNode* pRealTable = (SRealTableNode*)nodesMakeNode(QUERY_NODE_REAL_TABLE);
|
|
if (NULL == pRealTable) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(pRealTable->table.dbName, pDb);
|
|
strcpy(pRealTable->table.tableName, pTable);
|
|
strcpy(pRealTable->table.tableAlias, pTable);
|
|
pSelect->pFromTable = (SNode*)pRealTable;
|
|
|
|
if (TSDB_CODE_SUCCESS != nodesListMakeStrictAppend(&pSelect->pProjectionList, createStarCol())) {
|
|
nodesDestroyNode((SNode*)pSelect);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
*pStmt = pSelect;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t createSelectStmtForShow(ENodeType showType, SSelectStmt** pStmt) {
|
|
return createSimpleSelectStmt(getSysDbName(showType), getSysTableName(showType), pStmt);
|
|
}
|
|
|
|
static int32_t createSelectStmtForShowTableDist(SShowTableDistributedStmt* pStmt, SSelectStmt** pOutput) {
|
|
return createSimpleSelectStmt(pStmt->dbName, pStmt->tableName, pOutput);
|
|
}
|
|
|
|
static int32_t createOperatorNode(EOperatorType opType, const char* pColName, SNode* pRight, SNode** pOp) {
|
|
if (NULL == pRight) {
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SOperatorNode* pOper = (SOperatorNode*)nodesMakeNode(QUERY_NODE_OPERATOR);
|
|
if (NULL == pOper) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
pOper->opType = opType;
|
|
pOper->pLeft = nodesMakeNode(QUERY_NODE_COLUMN);
|
|
pOper->pRight = nodesCloneNode(pRight);
|
|
if (NULL == pOper->pLeft || NULL == pOper->pRight) {
|
|
nodesDestroyNode((SNode*)pOper);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
strcpy(((SColumnNode*)pOper->pLeft)->colName, pColName);
|
|
|
|
*pOp = (SNode*)pOper;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static const char* getTbNameColName(ENodeType type) {
|
|
return (QUERY_NODE_SHOW_STABLES_STMT == type ? "stable_name" : "table_name");
|
|
}
|
|
|
|
static int32_t createLogicCondNode(SNode* pCond1, SNode* pCond2, SNode** pCond) {
|
|
SLogicConditionNode* pCondition = (SLogicConditionNode*)nodesMakeNode(QUERY_NODE_LOGIC_CONDITION);
|
|
if (NULL == pCondition) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pCondition->condType = LOGIC_COND_TYPE_AND;
|
|
pCondition->pParameterList = nodesMakeList();
|
|
if (NULL == pCondition->pParameterList) {
|
|
nodesDestroyNode((SNode*)pCondition);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
if (TSDB_CODE_SUCCESS != nodesListAppend(pCondition->pParameterList, pCond1) ||
|
|
TSDB_CODE_SUCCESS != nodesListAppend(pCondition->pParameterList, pCond2)) {
|
|
nodesDestroyNode((SNode*)pCondition);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
*pCond = (SNode*)pCondition;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t createShowCondition(const SShowStmt* pShow, SSelectStmt* pSelect) {
|
|
SNode* pDbCond = NULL;
|
|
SNode* pTbCond = NULL;
|
|
if (TSDB_CODE_SUCCESS != createOperatorNode(OP_TYPE_EQUAL, "db_name", pShow->pDbName, &pDbCond) ||
|
|
TSDB_CODE_SUCCESS !=
|
|
createOperatorNode(pShow->tableCondType, getTbNameColName(nodeType(pShow)), pShow->pTbName, &pTbCond)) {
|
|
nodesDestroyNode(pDbCond);
|
|
nodesDestroyNode(pTbCond);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
if (NULL != pDbCond && NULL != pTbCond) {
|
|
if (TSDB_CODE_SUCCESS != createLogicCondNode(pDbCond, pTbCond, &pSelect->pWhere)) {
|
|
nodesDestroyNode(pDbCond);
|
|
nodesDestroyNode(pTbCond);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
} else {
|
|
pSelect->pWhere = (NULL == pDbCond ? pTbCond : pDbCond);
|
|
}
|
|
|
|
if (NULL != pShow->pDbName) {
|
|
strcpy(((SRealTableNode*)pSelect->pFromTable)->qualDbName, ((SValueNode*)pShow->pDbName)->literal);
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t rewriteShow(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SSelectStmt* pStmt = NULL;
|
|
int32_t code = createSelectStmtForShow(nodeType(pQuery->pRoot), &pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createShowCondition((SShowStmt*)pQuery->pRoot, pStmt);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pQuery->showRewrite = true;
|
|
nodesDestroyNode(pQuery->pRoot);
|
|
pQuery->pRoot = (SNode*)pStmt;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t rewriteShowDnodeVariables(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SSelectStmt* pStmt = NULL;
|
|
int32_t code = createSelectStmtForShow(nodeType(pQuery->pRoot), &pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createOperatorNode(OP_TYPE_EQUAL, "dnode_id", ((SShowDnodeVariablesStmt*)pQuery->pRoot)->pDnodeId,
|
|
&pStmt->pWhere);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pQuery->showRewrite = true;
|
|
nodesDestroyNode(pQuery->pRoot);
|
|
pQuery->pRoot = (SNode*)pStmt;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static SNode* createBlockDistInfoFunc() {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
return NULL;
|
|
}
|
|
|
|
strcpy(pFunc->functionName, "_block_dist_info");
|
|
strcpy(pFunc->node.aliasName, "_block_dist_info");
|
|
return (SNode*)pFunc;
|
|
}
|
|
|
|
static SNode* createBlockDistFunc() {
|
|
SFunctionNode* pFunc = (SFunctionNode*)nodesMakeNode(QUERY_NODE_FUNCTION);
|
|
if (NULL == pFunc) {
|
|
return NULL;
|
|
}
|
|
|
|
strcpy(pFunc->functionName, "_block_dist");
|
|
strcpy(pFunc->node.aliasName, "_block_dist");
|
|
if (TSDB_CODE_SUCCESS != nodesListMakeStrictAppend(&pFunc->pParameterList, createBlockDistInfoFunc())) {
|
|
nodesDestroyNode((SNode*)pFunc);
|
|
return NULL;
|
|
}
|
|
return (SNode*)pFunc;
|
|
}
|
|
|
|
static int32_t rewriteShowTableDist(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SSelectStmt* pStmt = NULL;
|
|
int32_t code = createSelectStmtForShowTableDist((SShowTableDistributedStmt*)pQuery->pRoot, &pStmt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
NODES_DESTORY_LIST(pStmt->pProjectionList);
|
|
code = nodesListMakeStrictAppend(&pStmt->pProjectionList, createBlockDistFunc());
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pQuery->showRewrite = true;
|
|
nodesDestroyNode(pQuery->pRoot);
|
|
pQuery->pRoot = (SNode*)pStmt;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
typedef struct SVgroupCreateTableBatch {
|
|
SVCreateTbBatchReq req;
|
|
SVgroupInfo info;
|
|
char dbName[TSDB_DB_NAME_LEN];
|
|
} SVgroupCreateTableBatch;
|
|
|
|
static void destroyCreateTbReq(SVCreateTbReq* pReq) {
|
|
taosMemoryFreeClear(pReq->name);
|
|
taosMemoryFreeClear(pReq->comment);
|
|
taosMemoryFreeClear(pReq->ntb.schemaRow.pSchema);
|
|
}
|
|
|
|
static int32_t buildNormalTableBatchReq(int32_t acctId, const SCreateTableStmt* pStmt, const SVgroupInfo* pVgroupInfo,
|
|
SVgroupCreateTableBatch* pBatch) {
|
|
char dbFName[TSDB_DB_FNAME_LEN] = {0};
|
|
SName name = {.type = TSDB_DB_NAME_T, .acctId = acctId};
|
|
strcpy(name.dbname, pStmt->dbName);
|
|
tNameGetFullDbName(&name, dbFName);
|
|
|
|
SVCreateTbReq req = {0};
|
|
req.type = TD_NORMAL_TABLE;
|
|
req.name = strdup(pStmt->tableName);
|
|
req.ttl = pStmt->pOptions->ttl;
|
|
if (pStmt->pOptions->commentNull == false) {
|
|
req.comment = strdup(pStmt->pOptions->comment);
|
|
if (NULL == req.comment) {
|
|
destroyCreateTbReq(&req);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
req.commentLen = strlen(pStmt->pOptions->comment);
|
|
} else {
|
|
req.commentLen = -1;
|
|
}
|
|
req.ntb.schemaRow.nCols = LIST_LENGTH(pStmt->pCols);
|
|
req.ntb.schemaRow.version = 1;
|
|
req.ntb.schemaRow.pSchema = taosMemoryCalloc(req.ntb.schemaRow.nCols, sizeof(SSchema));
|
|
if (NULL == req.name || NULL == req.ntb.schemaRow.pSchema) {
|
|
destroyCreateTbReq(&req);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
if (pStmt->ignoreExists) {
|
|
req.flags |= TD_CREATE_IF_NOT_EXISTS;
|
|
}
|
|
SNode* pCol;
|
|
col_id_t index = 0;
|
|
FOREACH(pCol, pStmt->pCols) {
|
|
toSchema((SColumnDefNode*)pCol, index + 1, req.ntb.schemaRow.pSchema + index);
|
|
++index;
|
|
}
|
|
pBatch->info = *pVgroupInfo;
|
|
strcpy(pBatch->dbName, pStmt->dbName);
|
|
pBatch->req.pArray = taosArrayInit(1, sizeof(struct SVCreateTbReq));
|
|
if (NULL == pBatch->req.pArray) {
|
|
destroyCreateTbReq(&req);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
taosArrayPush(pBatch->req.pArray, &req);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t serializeVgroupCreateTableBatch(SVgroupCreateTableBatch* pTbBatch, SArray* pBufArray) {
|
|
int tlen;
|
|
SEncoder coder = {0};
|
|
|
|
int32_t ret = 0;
|
|
tEncodeSize(tEncodeSVCreateTbBatchReq, &pTbBatch->req, tlen, ret);
|
|
tlen += sizeof(SMsgHead);
|
|
void* buf = taosMemoryMalloc(tlen);
|
|
if (NULL == buf) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SMsgHead*)buf)->vgId = htonl(pTbBatch->info.vgId);
|
|
((SMsgHead*)buf)->contLen = htonl(tlen);
|
|
void* pBuf = POINTER_SHIFT(buf, sizeof(SMsgHead));
|
|
|
|
tEncoderInit(&coder, pBuf, tlen - sizeof(SMsgHead));
|
|
tEncodeSVCreateTbBatchReq(&coder, &pTbBatch->req);
|
|
tEncoderClear(&coder);
|
|
|
|
SVgDataBlocks* pVgData = taosMemoryCalloc(1, sizeof(SVgDataBlocks));
|
|
if (NULL == pVgData) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pVgData->vg = pTbBatch->info;
|
|
pVgData->pData = buf;
|
|
pVgData->size = tlen;
|
|
pVgData->numOfTables = (int32_t)taosArrayGetSize(pTbBatch->req.pArray);
|
|
taosArrayPush(pBufArray, &pVgData);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static void destroyCreateTbReqBatch(void* data) {
|
|
SVgroupCreateTableBatch* pTbBatch = (SVgroupCreateTableBatch*)data;
|
|
size_t size = taosArrayGetSize(pTbBatch->req.pArray);
|
|
for (int32_t i = 0; i < size; ++i) {
|
|
SVCreateTbReq* pTableReq = taosArrayGet(pTbBatch->req.pArray, i);
|
|
taosMemoryFreeClear(pTableReq->name);
|
|
taosMemoryFreeClear(pTableReq->comment);
|
|
|
|
if (pTableReq->type == TSDB_NORMAL_TABLE) {
|
|
taosMemoryFreeClear(pTableReq->ntb.schemaRow.pSchema);
|
|
} else if (pTableReq->type == TSDB_CHILD_TABLE) {
|
|
taosMemoryFreeClear(pTableReq->ctb.pTag);
|
|
taosMemoryFreeClear(pTableReq->ctb.name);
|
|
taosArrayDestroy(pTableReq->ctb.tagName);
|
|
}
|
|
}
|
|
|
|
taosArrayDestroy(pTbBatch->req.pArray);
|
|
}
|
|
|
|
int32_t rewriteToVnodeModifyOpStmt(SQuery* pQuery, SArray* pBufArray) {
|
|
SVnodeModifOpStmt* pNewStmt = (SVnodeModifOpStmt*)nodesMakeNode(QUERY_NODE_VNODE_MODIF_STMT);
|
|
if (pNewStmt == NULL) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pNewStmt->sqlNodeType = nodeType(pQuery->pRoot);
|
|
pNewStmt->pDataBlocks = pBufArray;
|
|
nodesDestroyNode(pQuery->pRoot);
|
|
pQuery->pRoot = (SNode*)pNewStmt;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static void destroyCreateTbReqArray(SArray* pArray) {
|
|
size_t size = taosArrayGetSize(pArray);
|
|
for (size_t i = 0; i < size; ++i) {
|
|
SVgDataBlocks* pVg = taosArrayGetP(pArray, i);
|
|
taosMemoryFreeClear(pVg->pData);
|
|
taosMemoryFreeClear(pVg);
|
|
}
|
|
taosArrayDestroy(pArray);
|
|
}
|
|
|
|
static int32_t buildCreateTableDataBlock(int32_t acctId, const SCreateTableStmt* pStmt, const SVgroupInfo* pInfo,
|
|
SArray** pBufArray) {
|
|
*pBufArray = taosArrayInit(1, POINTER_BYTES);
|
|
if (NULL == *pBufArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SVgroupCreateTableBatch tbatch = {0};
|
|
int32_t code = buildNormalTableBatchReq(acctId, pStmt, pInfo, &tbatch);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = serializeVgroupCreateTableBatch(&tbatch, *pBufArray);
|
|
}
|
|
|
|
destroyCreateTbReqBatch(&tbatch);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
destroyCreateTbReqArray(*pBufArray);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t rewriteCreateTable(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SCreateTableStmt* pStmt = (SCreateTableStmt*)pQuery->pRoot;
|
|
|
|
int32_t code = checkCreateTable(pCxt, pStmt, false);
|
|
SVgroupInfo info = {0};
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getTableHashVgroup(pCxt, pStmt->dbName, pStmt->tableName, &info);
|
|
}
|
|
SArray* pBufArray = NULL;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildCreateTableDataBlock(pCxt->pParseCxt->acctId, pStmt, &info, &pBufArray);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
destroyCreateTbReqArray(pBufArray);
|
|
}
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static void addCreateTbReqIntoVgroup(int32_t acctId, SHashObj* pVgroupHashmap, SCreateSubTableClause* pStmt,
|
|
const STag* pTag, uint64_t suid, const char* sTableNmae, SVgroupInfo* pVgInfo,
|
|
SArray* tagName) {
|
|
// char dbFName[TSDB_DB_FNAME_LEN] = {0};
|
|
// SName name = {.type = TSDB_DB_NAME_T, .acctId = acctId};
|
|
// strcpy(name.dbname, pStmt->dbName);
|
|
// tNameGetFullDbName(&name, dbFName);
|
|
|
|
struct SVCreateTbReq req = {0};
|
|
req.type = TD_CHILD_TABLE;
|
|
req.name = strdup(pStmt->tableName);
|
|
req.ttl = pStmt->pOptions->ttl;
|
|
if (pStmt->pOptions->commentNull == false) {
|
|
req.comment = strdup(pStmt->pOptions->comment);
|
|
req.commentLen = strlen(pStmt->pOptions->comment);
|
|
} else {
|
|
req.commentLen = -1;
|
|
}
|
|
req.ctb.suid = suid;
|
|
req.ctb.name = strdup(sTableNmae);
|
|
req.ctb.pTag = (uint8_t*)pTag;
|
|
req.ctb.tagName = taosArrayDup(tagName);
|
|
if (pStmt->ignoreExists) {
|
|
req.flags |= TD_CREATE_IF_NOT_EXISTS;
|
|
}
|
|
|
|
SVgroupCreateTableBatch* pTableBatch = taosHashGet(pVgroupHashmap, &pVgInfo->vgId, sizeof(pVgInfo->vgId));
|
|
if (pTableBatch == NULL) {
|
|
SVgroupCreateTableBatch tBatch = {0};
|
|
tBatch.info = *pVgInfo;
|
|
strcpy(tBatch.dbName, pStmt->dbName);
|
|
|
|
tBatch.req.pArray = taosArrayInit(4, sizeof(struct SVCreateTbReq));
|
|
taosArrayPush(tBatch.req.pArray, &req);
|
|
|
|
taosHashPut(pVgroupHashmap, &pVgInfo->vgId, sizeof(pVgInfo->vgId), &tBatch, sizeof(tBatch));
|
|
} else { // add to the correct vgroup
|
|
taosArrayPush(pTableBatch->req.pArray, &req);
|
|
}
|
|
}
|
|
|
|
static SDataType schemaToDataType(uint8_t precision, SSchema* pSchema) {
|
|
SDataType dt = {.type = pSchema->type, .bytes = pSchema->bytes, .precision = precision, .scale = 0};
|
|
return dt;
|
|
}
|
|
|
|
static int32_t createCastFuncForTag(STranslateContext* pCxt, SNode* pNode, SDataType dt, SNode** pCast) {
|
|
SNode* pExpr = nodesCloneNode(pNode);
|
|
if (NULL == pExpr) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
int32_t code = translateExpr(pCxt, &pExpr);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createCastFunc(pCxt, pExpr, dt, pCast);
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
nodesDestroyNode(pExpr);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t createTagValFromExpr(STranslateContext* pCxt, SDataType targetDt, SNode* pNode, SValueNode** pVal) {
|
|
SNode* pCast = NULL;
|
|
int32_t code = createCastFuncForTag(pCxt, pNode, targetDt, &pCast);
|
|
SNode* pNew = NULL;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = scalarCalculateConstants(pCast, &pNew);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
pCast = pNew;
|
|
if (QUERY_NODE_VALUE != nodeType(pCast)) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_WRONG_VALUE_TYPE, ((SExprNode*)pNode)->aliasName);
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pVal = (SValueNode*)pCast;
|
|
} else {
|
|
nodesDestroyNode(pCast);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t createTagValFromVal(STranslateContext* pCxt, SDataType targetDt, SNode* pNode, SValueNode** pVal) {
|
|
*pVal = (SValueNode*)nodesCloneNode(pNode);
|
|
if (NULL == *pVal) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return DEAL_RES_ERROR == translateValueImpl(pCxt, *pVal, targetDt, true) ? pCxt->errCode : TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t createTagVal(STranslateContext* pCxt, uint8_t precision, SSchema* pSchema, SNode* pNode,
|
|
SValueNode** pVal) {
|
|
if (QUERY_NODE_VALUE == nodeType(pNode)) {
|
|
return createTagValFromVal(pCxt, schemaToDataType(precision, pSchema), pNode, pVal);
|
|
} else {
|
|
return createTagValFromExpr(pCxt, schemaToDataType(precision, pSchema), pNode, pVal);
|
|
}
|
|
}
|
|
|
|
static int32_t buildJsonTagVal(STranslateContext* pCxt, SSchema* pTagSchema, SValueNode* pVal, SArray* pTagArray,
|
|
STag** ppTag) {
|
|
if (pVal->literal && strlen(pVal->literal) > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
|
|
return buildSyntaxErrMsg(&pCxt->msgBuf, "json string too long than 4095", pVal->literal);
|
|
}
|
|
|
|
return parseJsontoTagData(pVal->literal, pTagArray, ppTag, &pCxt->msgBuf);
|
|
}
|
|
|
|
static int32_t buildNormalTagVal(STranslateContext* pCxt, SSchema* pTagSchema, SValueNode* pVal, SArray* pTagArray) {
|
|
if (pVal->node.resType.type != TSDB_DATA_TYPE_NULL) {
|
|
void* nodeVal = nodesGetValueFromNode(pVal);
|
|
STagVal val = {.cid = pTagSchema->colId, .type = pTagSchema->type};
|
|
// strcpy(val.colName, pTagSchema->name);
|
|
if (IS_VAR_DATA_TYPE(pTagSchema->type)) {
|
|
val.pData = varDataVal(nodeVal);
|
|
val.nData = varDataLen(nodeVal);
|
|
} else {
|
|
memcpy(&val.i64, nodeVal, pTagSchema->bytes);
|
|
}
|
|
taosArrayPush(pTagArray, &val);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildKVRowForBindTags(STranslateContext* pCxt, SCreateSubTableClause* pStmt, STableMeta* pSuperTableMeta,
|
|
STag** ppTag, SArray* tagName) {
|
|
int32_t numOfTags = getNumOfTags(pSuperTableMeta);
|
|
if (LIST_LENGTH(pStmt->pValsOfTags) != LIST_LENGTH(pStmt->pSpecificTags) ||
|
|
numOfTags < LIST_LENGTH(pStmt->pValsOfTags)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TAGS_NOT_MATCHED);
|
|
}
|
|
|
|
SArray* pTagArray = taosArrayInit(LIST_LENGTH(pStmt->pValsOfTags), sizeof(STagVal));
|
|
if (NULL == pTagArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
bool isJson = false;
|
|
SNodeList* pVals = NULL;
|
|
SNode * pTag = NULL, *pNode = NULL;
|
|
FORBOTH(pTag, pStmt->pSpecificTags, pNode, pStmt->pValsOfTags) {
|
|
SColumnNode* pCol = (SColumnNode*)pTag;
|
|
SSchema* pSchema = getTagSchema(pSuperTableMeta, pCol->colName);
|
|
if (NULL == pSchema) {
|
|
code = generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TAG_NAME, pCol->colName);
|
|
}
|
|
SValueNode* pVal = NULL;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = createTagVal(pCxt, pSuperTableMeta->tableInfo.precision, pSchema, pNode, &pVal);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (pSchema->type == TSDB_DATA_TYPE_JSON) {
|
|
isJson = true;
|
|
code = buildJsonTagVal(pCxt, pSchema, pVal, pTagArray, ppTag);
|
|
taosArrayPush(tagName, pCol->colName);
|
|
} else if (pVal->node.resType.type != TSDB_DATA_TYPE_NULL) {
|
|
code = buildNormalTagVal(pCxt, pSchema, pVal, pTagArray);
|
|
taosArrayPush(tagName, pCol->colName);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = nodesListMakeAppend(&pVals, (SNode*)pVal);
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && !isJson) {
|
|
code = tTagNew(pTagArray, 1, false, ppTag);
|
|
}
|
|
|
|
nodesDestroyList(pVals);
|
|
taosArrayDestroy(pTagArray);
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildKVRowForAllTags(STranslateContext* pCxt, SCreateSubTableClause* pStmt, STableMeta* pSuperTableMeta,
|
|
STag** ppTag, SArray* tagName) {
|
|
if (getNumOfTags(pSuperTableMeta) != LIST_LENGTH(pStmt->pValsOfTags)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TAGS_NOT_MATCHED);
|
|
}
|
|
|
|
SArray* pTagArray = taosArrayInit(LIST_LENGTH(pStmt->pValsOfTags), sizeof(STagVal));
|
|
if (NULL == pTagArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
bool isJson = false;
|
|
int32_t index = 0;
|
|
SSchema* pTagSchemas = getTableTagSchema(pSuperTableMeta);
|
|
SNodeList* pVals = NULL;
|
|
SNode* pNode;
|
|
FOREACH(pNode, pStmt->pValsOfTags) {
|
|
SValueNode* pVal = NULL;
|
|
SSchema* pTagSchema = pTagSchemas + index;
|
|
code = createTagVal(pCxt, pSuperTableMeta->tableInfo.precision, pTagSchema, pNode, &pVal);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (pTagSchema->type == TSDB_DATA_TYPE_JSON) {
|
|
isJson = true;
|
|
code = buildJsonTagVal(pCxt, pTagSchema, pVal, pTagArray, ppTag);
|
|
taosArrayPush(tagName, pTagSchema->name);
|
|
} else if (pVal->node.resType.type != TSDB_DATA_TYPE_NULL && !pVal->isNull) {
|
|
char* tmpVal = nodesGetValueFromNode(pVal);
|
|
STagVal val = {.cid = pTagSchema->colId, .type = pTagSchema->type};
|
|
// strcpy(val.colName, pTagSchema->name);
|
|
if (IS_VAR_DATA_TYPE(pTagSchema->type)) {
|
|
val.pData = varDataVal(tmpVal);
|
|
val.nData = varDataLen(tmpVal);
|
|
} else {
|
|
memcpy(&val.i64, tmpVal, pTagSchema->bytes);
|
|
}
|
|
taosArrayPush(pTagArray, &val);
|
|
taosArrayPush(tagName, pTagSchema->name);
|
|
}
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = nodesListMakeAppend(&pVals, (SNode*)pVal);
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
++index;
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code && !isJson) {
|
|
code = tTagNew(pTagArray, 1, false, ppTag);
|
|
}
|
|
|
|
nodesDestroyList(pVals);
|
|
taosArrayDestroy(pTagArray);
|
|
return code;
|
|
}
|
|
|
|
static int32_t checkCreateSubTable(STranslateContext* pCxt, SCreateSubTableClause* pStmt) {
|
|
if (0 != strcmp(pStmt->dbName, pStmt->useDbName)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_CORRESPONDING_STABLE_ERR);
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
static int32_t rewriteCreateSubTable(STranslateContext* pCxt, SCreateSubTableClause* pStmt, SHashObj* pVgroupHashmap) {
|
|
int32_t code = checkCreateSubTable(pCxt, pStmt);
|
|
|
|
STableMeta* pSuperTableMeta = NULL;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getTableMeta(pCxt, pStmt->useDbName, pStmt->useTableName, &pSuperTableMeta);
|
|
}
|
|
|
|
STag* pTag = NULL;
|
|
SArray* tagName = taosArrayInit(8, TSDB_COL_NAME_LEN);
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (NULL != pStmt->pSpecificTags) {
|
|
code = buildKVRowForBindTags(pCxt, pStmt, pSuperTableMeta, &pTag, tagName);
|
|
} else {
|
|
code = buildKVRowForAllTags(pCxt, pStmt, pSuperTableMeta, &pTag, tagName);
|
|
}
|
|
}
|
|
|
|
SVgroupInfo info = {0};
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getTableHashVgroup(pCxt, pStmt->dbName, pStmt->tableName, &info);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
addCreateTbReqIntoVgroup(pCxt->pParseCxt->acctId, pVgroupHashmap, pStmt, pTag, pSuperTableMeta->uid,
|
|
pStmt->useTableName, &info, tagName);
|
|
}
|
|
|
|
taosArrayDestroy(tagName);
|
|
taosMemoryFreeClear(pSuperTableMeta);
|
|
return code;
|
|
}
|
|
|
|
SArray* serializeVgroupsCreateTableBatch(SHashObj* pVgroupHashmap) {
|
|
SArray* pBufArray = taosArrayInit(taosHashGetSize(pVgroupHashmap), sizeof(void*));
|
|
if (NULL == pBufArray) {
|
|
return NULL;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
SVgroupCreateTableBatch* pTbBatch = NULL;
|
|
do {
|
|
pTbBatch = taosHashIterate(pVgroupHashmap, pTbBatch);
|
|
if (pTbBatch == NULL) {
|
|
break;
|
|
}
|
|
|
|
serializeVgroupCreateTableBatch(pTbBatch, pBufArray);
|
|
} while (true);
|
|
|
|
return pBufArray;
|
|
}
|
|
|
|
static int32_t rewriteCreateMultiTable(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SCreateMultiTableStmt* pStmt = (SCreateMultiTableStmt*)pQuery->pRoot;
|
|
|
|
SHashObj* pVgroupHashmap = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
|
|
if (NULL == pVgroupHashmap) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
taosHashSetFreeFp(pVgroupHashmap, destroyCreateTbReqBatch);
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
SNode* pNode;
|
|
FOREACH(pNode, pStmt->pSubTables) {
|
|
SCreateSubTableClause* pClause = (SCreateSubTableClause*)pNode;
|
|
code = rewriteCreateSubTable(pCxt, pClause, pVgroupHashmap);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
taosHashCleanup(pVgroupHashmap);
|
|
return code;
|
|
}
|
|
}
|
|
|
|
SArray* pBufArray = serializeVgroupsCreateTableBatch(pVgroupHashmap);
|
|
taosHashCleanup(pVgroupHashmap);
|
|
if (NULL == pBufArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
|
|
}
|
|
|
|
typedef struct SVgroupDropTableBatch {
|
|
SVDropTbBatchReq req;
|
|
SVgroupInfo info;
|
|
char dbName[TSDB_DB_NAME_LEN];
|
|
} SVgroupDropTableBatch;
|
|
|
|
static void addDropTbReqIntoVgroup(SHashObj* pVgroupHashmap, SDropTableClause* pClause, SVgroupInfo* pVgInfo) {
|
|
SVDropTbReq req = {.name = pClause->tableName, .igNotExists = pClause->ignoreNotExists};
|
|
SVgroupDropTableBatch* pTableBatch = taosHashGet(pVgroupHashmap, &pVgInfo->vgId, sizeof(pVgInfo->vgId));
|
|
if (NULL == pTableBatch) {
|
|
SVgroupDropTableBatch tBatch = {0};
|
|
tBatch.info = *pVgInfo;
|
|
tBatch.req.pArray = taosArrayInit(TARRAY_MIN_SIZE, sizeof(SVDropTbReq));
|
|
taosArrayPush(tBatch.req.pArray, &req);
|
|
|
|
taosHashPut(pVgroupHashmap, &pVgInfo->vgId, sizeof(pVgInfo->vgId), &tBatch, sizeof(tBatch));
|
|
} else { // add to the correct vgroup
|
|
taosArrayPush(pTableBatch->req.pArray, &req);
|
|
}
|
|
}
|
|
|
|
static int32_t buildDropTableVgroupHashmap(STranslateContext* pCxt, SDropTableClause* pClause, bool* pIsSuperTable,
|
|
SHashObj* pVgroupHashmap) {
|
|
STableMeta* pTableMeta = NULL;
|
|
int32_t code = getTableMeta(pCxt, pClause->dbName, pClause->tableName, &pTableMeta);
|
|
|
|
if (TSDB_CODE_SUCCESS == code && TSDB_SUPER_TABLE == pTableMeta->tableType) {
|
|
*pIsSuperTable = true;
|
|
goto over;
|
|
}
|
|
|
|
if (TSDB_CODE_PAR_TABLE_NOT_EXIST == code && pClause->ignoreNotExists) {
|
|
code = TSDB_CODE_SUCCESS;
|
|
goto over;
|
|
}
|
|
|
|
*pIsSuperTable = false;
|
|
|
|
SVgroupInfo info = {0};
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = getTableHashVgroup(pCxt, pClause->dbName, pClause->tableName, &info);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
addDropTbReqIntoVgroup(pVgroupHashmap, pClause, &info);
|
|
}
|
|
|
|
over:
|
|
taosMemoryFreeClear(pTableMeta);
|
|
return code;
|
|
}
|
|
|
|
static void destroyDropTbReqBatch(void* data) {
|
|
SVgroupDropTableBatch* pTbBatch = (SVgroupDropTableBatch*)data;
|
|
taosArrayDestroy(pTbBatch->req.pArray);
|
|
}
|
|
|
|
static int32_t serializeVgroupDropTableBatch(SVgroupDropTableBatch* pTbBatch, SArray* pBufArray) {
|
|
int tlen;
|
|
SEncoder coder = {0};
|
|
|
|
int32_t ret = 0;
|
|
tEncodeSize(tEncodeSVDropTbBatchReq, &pTbBatch->req, tlen, ret);
|
|
tlen += sizeof(SMsgHead);
|
|
void* buf = taosMemoryMalloc(tlen);
|
|
if (NULL == buf) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SMsgHead*)buf)->vgId = htonl(pTbBatch->info.vgId);
|
|
((SMsgHead*)buf)->contLen = htonl(tlen);
|
|
void* pBuf = POINTER_SHIFT(buf, sizeof(SMsgHead));
|
|
|
|
tEncoderInit(&coder, pBuf, tlen - sizeof(SMsgHead));
|
|
tEncodeSVDropTbBatchReq(&coder, &pTbBatch->req);
|
|
tEncoderClear(&coder);
|
|
|
|
SVgDataBlocks* pVgData = taosMemoryCalloc(1, sizeof(SVgDataBlocks));
|
|
if (NULL == pVgData) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pVgData->vg = pTbBatch->info;
|
|
pVgData->pData = buf;
|
|
pVgData->size = tlen;
|
|
pVgData->numOfTables = (int32_t)taosArrayGetSize(pTbBatch->req.pArray);
|
|
taosArrayPush(pBufArray, &pVgData);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SArray* serializeVgroupsDropTableBatch(SHashObj* pVgroupHashmap) {
|
|
SArray* pBufArray = taosArrayInit(taosHashGetSize(pVgroupHashmap), sizeof(void*));
|
|
if (NULL == pBufArray) {
|
|
return NULL;
|
|
}
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
SVgroupDropTableBatch* pTbBatch = NULL;
|
|
do {
|
|
pTbBatch = taosHashIterate(pVgroupHashmap, pTbBatch);
|
|
if (pTbBatch == NULL) {
|
|
break;
|
|
}
|
|
|
|
serializeVgroupDropTableBatch(pTbBatch, pBufArray);
|
|
} while (true);
|
|
|
|
return pBufArray;
|
|
}
|
|
|
|
static int32_t rewriteDropTable(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SDropTableStmt* pStmt = (SDropTableStmt*)pQuery->pRoot;
|
|
|
|
SHashObj* pVgroupHashmap = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), false, HASH_NO_LOCK);
|
|
if (NULL == pVgroupHashmap) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
taosHashSetFreeFp(pVgroupHashmap, destroyDropTbReqBatch);
|
|
bool isSuperTable = false;
|
|
SNode* pNode;
|
|
FOREACH(pNode, pStmt->pTables) {
|
|
int32_t code = buildDropTableVgroupHashmap(pCxt, (SDropTableClause*)pNode, &isSuperTable, pVgroupHashmap);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
taosHashCleanup(pVgroupHashmap);
|
|
return code;
|
|
}
|
|
if (isSuperTable && LIST_LENGTH(pStmt->pTables) > 1) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_DROP_STABLE);
|
|
}
|
|
}
|
|
|
|
if (isSuperTable || 0 == taosHashGetSize(pVgroupHashmap)) {
|
|
taosHashCleanup(pVgroupHashmap);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
SArray* pBufArray = serializeVgroupsDropTableBatch(pVgroupHashmap);
|
|
taosHashCleanup(pVgroupHashmap);
|
|
if (NULL == pBufArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
|
|
}
|
|
|
|
static int32_t buildUpdateTagValReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
SSchema* pSchema = getColSchema(pTableMeta, pStmt->colName);
|
|
if (NULL == pSchema) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
}
|
|
|
|
pReq->tagName = strdup(pStmt->colName);
|
|
if (NULL == pReq->tagName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SDataType targetDt = schemaToDataType(pTableMeta->tableInfo.precision, pSchema);
|
|
if (DEAL_RES_ERROR == translateValueImpl(pCxt, pStmt->pVal, targetDt, true)) {
|
|
return pCxt->errCode;
|
|
}
|
|
|
|
pReq->tagType = targetDt.type;
|
|
if (targetDt.type == TSDB_DATA_TYPE_JSON) {
|
|
if (pStmt->pVal->literal &&
|
|
strlen(pStmt->pVal->literal) > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
|
|
return buildSyntaxErrMsg(&pCxt->msgBuf, "json string too long than 4095", pStmt->pVal->literal);
|
|
}
|
|
SArray* pTagVals = taosArrayInit(1, sizeof(STagVal));
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
STag* pTag = NULL;
|
|
do {
|
|
code = parseJsontoTagData(pStmt->pVal->literal, pTagVals, &pTag, &pCxt->msgBuf);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
break;
|
|
}
|
|
} while (0);
|
|
for (int i = 0; i < taosArrayGetSize(pTagVals); ++i) {
|
|
STagVal* p = (STagVal*)taosArrayGet(pTagVals, i);
|
|
if (IS_VAR_DATA_TYPE(p->type)) {
|
|
taosMemoryFree(p->pData);
|
|
}
|
|
}
|
|
taosArrayDestroy(pTagVals);
|
|
if (code != TSDB_CODE_SUCCESS) {
|
|
return code;
|
|
}
|
|
pReq->nTagVal = pTag->len;
|
|
pReq->pTagVal = (uint8_t*)pTag;
|
|
pStmt->pVal->datum.p = (char*)pTag; // for free
|
|
} else {
|
|
pReq->isNull = (TSDB_DATA_TYPE_NULL == pStmt->pVal->node.resType.type);
|
|
pReq->nTagVal = pStmt->pVal->node.resType.bytes;
|
|
pReq->pTagVal = nodesGetValueFromNode(pStmt->pVal);
|
|
|
|
// data and length are seperated for new tag format STagVal
|
|
if (IS_VAR_DATA_TYPE(pStmt->pVal->node.resType.type)) {
|
|
pReq->nTagVal = varDataLen(pReq->pTagVal);
|
|
pReq->pTagVal = varDataVal(pReq->pTagVal);
|
|
}
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildAddColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
if (NULL != getColSchema(pTableMeta, pStmt->colName)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_DUPLICATED_COLUMN);
|
|
}
|
|
|
|
pReq->colName = strdup(pStmt->colName);
|
|
if (NULL == pReq->colName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
pReq->type = pStmt->dataType.type;
|
|
pReq->flags = COL_SMA_ON;
|
|
// pReq->bytes = pStmt->dataType.bytes;
|
|
pReq->bytes = calcTypeBytes(pStmt->dataType);
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildDropColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
if (2 == getNumOfColumns(pTableMeta)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_DROP_COL);
|
|
}
|
|
SSchema* pSchema = getColSchema(pTableMeta, pStmt->colName);
|
|
if (NULL == pSchema) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMN, pStmt->colName);
|
|
} else if (PRIMARYKEY_TIMESTAMP_COL_ID == pSchema->colId) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_CANNOT_DROP_PRIMARY_KEY);
|
|
}
|
|
|
|
pReq->colName = strdup(pStmt->colName);
|
|
if (NULL == pReq->colName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildUpdateColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
pReq->colModBytes = calcTypeBytes(pStmt->dataType);
|
|
pReq->colModType = pStmt->dataType.type;
|
|
SSchema* pSchema = getColSchema(pTableMeta, pStmt->colName);
|
|
if (NULL == pSchema) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMN, pStmt->colName);
|
|
} else if (!IS_VAR_DATA_TYPE(pSchema->type) || pSchema->type != pStmt->dataType.type ||
|
|
pSchema->bytes >= pReq->colModBytes) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_MODIFY_COL);
|
|
}
|
|
|
|
pReq->colName = strdup(pStmt->colName);
|
|
if (NULL == pReq->colName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildRenameColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
if (NULL == getColSchema(pTableMeta, pStmt->colName)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COLUMN, pStmt->colName);
|
|
}
|
|
if (NULL != getColSchema(pTableMeta, pStmt->newColName)) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_DUPLICATED_COLUMN);
|
|
}
|
|
|
|
pReq->colName = strdup(pStmt->colName);
|
|
pReq->colNewName = strdup(pStmt->newColName);
|
|
if (NULL == pReq->colName || NULL == pReq->colNewName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildUpdateOptionsReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
|
|
if (-1 != pStmt->pOptions->ttl) {
|
|
pReq->updateTTL = true;
|
|
pReq->newTTL = pStmt->pOptions->ttl;
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
if (pStmt->pOptions->commentNull == false) {
|
|
pReq->newComment = strdup(pStmt->pOptions->comment);
|
|
if (NULL == pReq->newComment) {
|
|
code = TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pReq->newCommentLen = strlen(pReq->newComment);
|
|
} else {
|
|
pReq->newCommentLen = -1;
|
|
}
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildAlterTbReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SVAlterTbReq* pReq) {
|
|
pReq->tbName = strdup(pStmt->tableName);
|
|
if (NULL == pReq->tbName) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pReq->action = pStmt->alterType;
|
|
|
|
switch (pStmt->alterType) {
|
|
case TSDB_ALTER_TABLE_ADD_TAG:
|
|
case TSDB_ALTER_TABLE_DROP_TAG:
|
|
case TSDB_ALTER_TABLE_UPDATE_TAG_NAME:
|
|
case TSDB_ALTER_TABLE_UPDATE_TAG_BYTES:
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
case TSDB_ALTER_TABLE_UPDATE_TAG_VAL:
|
|
return buildUpdateTagValReq(pCxt, pStmt, pTableMeta, pReq);
|
|
case TSDB_ALTER_TABLE_ADD_COLUMN:
|
|
return buildAddColReq(pCxt, pStmt, pTableMeta, pReq);
|
|
case TSDB_ALTER_TABLE_DROP_COLUMN:
|
|
return buildDropColReq(pCxt, pStmt, pTableMeta, pReq);
|
|
case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
|
|
return buildUpdateColReq(pCxt, pStmt, pTableMeta, pReq);
|
|
case TSDB_ALTER_TABLE_UPDATE_OPTIONS:
|
|
return buildUpdateOptionsReq(pCxt, pStmt, pReq);
|
|
case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME:
|
|
if (TSDB_CHILD_TABLE == pTableMeta->tableType) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
} else {
|
|
return buildRenameColReq(pCxt, pStmt, pTableMeta, pReq);
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return TSDB_CODE_FAILED;
|
|
}
|
|
|
|
static int32_t serializeAlterTbReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq,
|
|
SArray* pArray) {
|
|
SVgroupInfo vg = {0};
|
|
int32_t code = getTableHashVgroup(pCxt, pStmt->dbName, pStmt->tableName, &vg);
|
|
int tlen = 0;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
tEncodeSize(tEncodeSVAlterTbReq, pReq, tlen, code);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
tlen += sizeof(SMsgHead);
|
|
void* pMsg = taosMemoryMalloc(tlen);
|
|
if (NULL == pMsg) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SMsgHead*)pMsg)->vgId = htonl(vg.vgId);
|
|
((SMsgHead*)pMsg)->contLen = htonl(tlen);
|
|
void* pBuf = POINTER_SHIFT(pMsg, sizeof(SMsgHead));
|
|
SEncoder coder = {0};
|
|
tEncoderInit(&coder, pBuf, tlen - sizeof(SMsgHead));
|
|
tEncodeSVAlterTbReq(&coder, pReq);
|
|
tEncoderClear(&coder);
|
|
|
|
SVgDataBlocks* pVgData = taosMemoryCalloc(1, sizeof(SVgDataBlocks));
|
|
if (NULL == pVgData) {
|
|
taosMemoryFree(pMsg);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pVgData->vg = vg;
|
|
pVgData->pData = pMsg;
|
|
pVgData->size = tlen;
|
|
pVgData->numOfTables = 1;
|
|
taosArrayPush(pArray, &pVgData);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildModifyVnodeArray(STranslateContext* pCxt, SAlterTableStmt* pStmt, SVAlterTbReq* pReq,
|
|
SArray** pArray) {
|
|
SArray* pTmpArray = taosArrayInit(1, sizeof(void*));
|
|
if (NULL == pTmpArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
int32_t code = serializeAlterTbReq(pCxt, pStmt, pReq, pTmpArray);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pArray = pTmpArray;
|
|
} else {
|
|
taosArrayDestroy(pTmpArray);
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static void destoryAlterTbReq(SVAlterTbReq* pReq) {
|
|
taosMemoryFree(pReq->tbName);
|
|
taosMemoryFree(pReq->colName);
|
|
taosMemoryFree(pReq->colNewName);
|
|
taosMemoryFree(pReq->tagName);
|
|
taosMemoryFree(pReq->newComment);
|
|
}
|
|
|
|
static int32_t rewriteAlterTableImpl(STranslateContext* pCxt, SAlterTableStmt* pStmt, STableMeta* pTableMeta,
|
|
SQuery* pQuery) {
|
|
if (getNumOfTags(pTableMeta) == 1 && pStmt->alterType == TSDB_ALTER_TABLE_DROP_TAG) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
}
|
|
|
|
if (TSDB_SUPER_TABLE == pTableMeta->tableType) {
|
|
return TSDB_CODE_SUCCESS;
|
|
} else if (TSDB_CHILD_TABLE != pTableMeta->tableType && TSDB_NORMAL_TABLE != pTableMeta->tableType) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE);
|
|
}
|
|
|
|
SVAlterTbReq req = {0};
|
|
int32_t code = buildAlterTbReq(pCxt, pStmt, pTableMeta, &req);
|
|
|
|
SArray* pArray = NULL;
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildModifyVnodeArray(pCxt, pStmt, &req, &pArray);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = rewriteToVnodeModifyOpStmt(pQuery, pArray);
|
|
}
|
|
destoryAlterTbReq(&req);
|
|
return code;
|
|
}
|
|
|
|
static int32_t rewriteAlterTable(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SAlterTableStmt* pStmt = (SAlterTableStmt*)pQuery->pRoot;
|
|
|
|
if (pStmt->dataType.type == TSDB_DATA_TYPE_JSON && pStmt->alterType == TSDB_ALTER_TABLE_ADD_COLUMN) {
|
|
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_COL_JSON);
|
|
}
|
|
|
|
STableMeta* pTableMeta = NULL;
|
|
int32_t code = getTableMeta(pCxt, pStmt->dbName, pStmt->tableName, &pTableMeta);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = rewriteAlterTableImpl(pCxt, pStmt, pTableMeta, pQuery);
|
|
}
|
|
taosMemoryFree(pTableMeta);
|
|
return code;
|
|
}
|
|
|
|
static int32_t serializeFlushVgroup(SVgroupInfo* pVg, SArray* pBufArray) {
|
|
int32_t len = sizeof(SMsgHead);
|
|
void* buf = taosMemoryMalloc(len);
|
|
if (NULL == buf) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
((SMsgHead*)buf)->vgId = htonl(pVg->vgId);
|
|
((SMsgHead*)buf)->contLen = htonl(len);
|
|
|
|
SVgDataBlocks* pVgData = taosMemoryCalloc(1, sizeof(SVgDataBlocks));
|
|
if (NULL == pVgData) {
|
|
taosMemoryFree(buf);
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
pVgData->vg = *pVg;
|
|
pVgData->pData = buf;
|
|
pVgData->size = len;
|
|
taosArrayPush(pBufArray, &pVgData);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t serializeFlushDb(SArray* pVgs, SArray** pOutput) {
|
|
int32_t numOfVgs = taosArrayGetSize(pVgs);
|
|
|
|
SArray* pBufArray = taosArrayInit(numOfVgs, sizeof(void*));
|
|
if (NULL == pBufArray) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
for (int32_t i = 0; i < numOfVgs; ++i) {
|
|
int32_t code = serializeFlushVgroup((SVgroupInfo*)taosArrayGet(pVgs, i), pBufArray);
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
taosArrayDestroy(pBufArray);
|
|
return code;
|
|
}
|
|
}
|
|
|
|
*pOutput = pBufArray;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t rewriteFlushDatabase(STranslateContext* pCxt, SQuery* pQuery) {
|
|
SFlushDatabaseStmt* pStmt = (SFlushDatabaseStmt*)pQuery->pRoot;
|
|
|
|
SArray* pBufArray = NULL;
|
|
SArray* pVgs = NULL;
|
|
int32_t code = getDBVgInfo(pCxt, pStmt->dbName, &pVgs);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = serializeFlushDb(pVgs, &pBufArray);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = rewriteToVnodeModifyOpStmt(pQuery, pBufArray);
|
|
}
|
|
if (TSDB_CODE_SUCCESS != code) {
|
|
taosArrayDestroy(pBufArray);
|
|
}
|
|
taosArrayDestroy(pVgs);
|
|
return code;
|
|
}
|
|
|
|
static int32_t rewriteQuery(STranslateContext* pCxt, SQuery* pQuery) {
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
switch (nodeType(pQuery->pRoot)) {
|
|
case QUERY_NODE_SHOW_LICENCE_STMT:
|
|
case QUERY_NODE_SHOW_DATABASES_STMT:
|
|
case QUERY_NODE_SHOW_TABLES_STMT:
|
|
case QUERY_NODE_SHOW_STABLES_STMT:
|
|
case QUERY_NODE_SHOW_USERS_STMT:
|
|
case QUERY_NODE_SHOW_DNODES_STMT:
|
|
case QUERY_NODE_SHOW_VGROUPS_STMT:
|
|
case QUERY_NODE_SHOW_MNODES_STMT:
|
|
case QUERY_NODE_SHOW_MODULES_STMT:
|
|
case QUERY_NODE_SHOW_QNODES_STMT:
|
|
case QUERY_NODE_SHOW_FUNCTIONS_STMT:
|
|
case QUERY_NODE_SHOW_INDEXES_STMT:
|
|
case QUERY_NODE_SHOW_STREAMS_STMT:
|
|
case QUERY_NODE_SHOW_BNODES_STMT:
|
|
case QUERY_NODE_SHOW_SNODES_STMT:
|
|
case QUERY_NODE_SHOW_CONNECTIONS_STMT:
|
|
case QUERY_NODE_SHOW_QUERIES_STMT:
|
|
case QUERY_NODE_SHOW_CLUSTER_STMT:
|
|
case QUERY_NODE_SHOW_TOPICS_STMT:
|
|
case QUERY_NODE_SHOW_TRANSACTIONS_STMT:
|
|
case QUERY_NODE_SHOW_APPS_STMT:
|
|
case QUERY_NODE_SHOW_CONSUMERS_STMT:
|
|
case QUERY_NODE_SHOW_SUBSCRIPTIONS_STMT:
|
|
code = rewriteShow(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_SHOW_DNODE_VARIABLES_STMT:
|
|
code = rewriteShowDnodeVariables(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_SHOW_TABLE_DISTRIBUTED_STMT:
|
|
code = rewriteShowTableDist(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_CREATE_TABLE_STMT:
|
|
if (NULL == ((SCreateTableStmt*)pQuery->pRoot)->pTags) {
|
|
code = rewriteCreateTable(pCxt, pQuery);
|
|
}
|
|
break;
|
|
case QUERY_NODE_CREATE_MULTI_TABLE_STMT:
|
|
code = rewriteCreateMultiTable(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_DROP_TABLE_STMT:
|
|
code = rewriteDropTable(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_ALTER_TABLE_STMT:
|
|
code = rewriteAlterTable(pCxt, pQuery);
|
|
break;
|
|
case QUERY_NODE_FLUSH_DATABASE_STMT:
|
|
code = rewriteFlushDatabase(pCxt, pQuery);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return code;
|
|
}
|
|
|
|
static int32_t toMsgType(ENodeType type) {
|
|
switch (type) {
|
|
case QUERY_NODE_CREATE_TABLE_STMT:
|
|
return TDMT_VND_CREATE_TABLE;
|
|
case QUERY_NODE_ALTER_TABLE_STMT:
|
|
return TDMT_VND_ALTER_TABLE;
|
|
case QUERY_NODE_DROP_TABLE_STMT:
|
|
return TDMT_VND_DROP_TABLE;
|
|
default:
|
|
break;
|
|
}
|
|
return TDMT_VND_CREATE_TABLE;
|
|
}
|
|
|
|
static int32_t setRefreshMate(STranslateContext* pCxt, SQuery* pQuery) {
|
|
if (NULL != pCxt->pDbs) {
|
|
pQuery->pDbList = taosArrayInit(taosHashGetSize(pCxt->pDbs), TSDB_DB_FNAME_LEN);
|
|
if (NULL == pQuery->pDbList) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
SFullDatabaseName* pDb = taosHashIterate(pCxt->pDbs, NULL);
|
|
while (NULL != pDb) {
|
|
taosArrayPush(pQuery->pDbList, pDb->fullDbName);
|
|
pDb = taosHashIterate(pCxt->pDbs, pDb);
|
|
}
|
|
}
|
|
|
|
if (NULL != pCxt->pTables) {
|
|
pQuery->pTableList = taosArrayInit(taosHashGetSize(pCxt->pTables), sizeof(SName));
|
|
if (NULL == pQuery->pTableList) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
SName* pTable = taosHashIterate(pCxt->pTables, NULL);
|
|
while (NULL != pTable) {
|
|
taosArrayPush(pQuery->pTableList, pTable);
|
|
pTable = taosHashIterate(pCxt->pTables, pTable);
|
|
}
|
|
}
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t setQuery(STranslateContext* pCxt, SQuery* pQuery) {
|
|
switch (nodeType(pQuery->pRoot)) {
|
|
case QUERY_NODE_SELECT_STMT:
|
|
if (NULL == ((SSelectStmt*)pQuery->pRoot)->pFromTable) {
|
|
pQuery->execMode = QUERY_EXEC_MODE_LOCAL;
|
|
pQuery->haveResultSet = true;
|
|
break;
|
|
}
|
|
case QUERY_NODE_SET_OPERATOR:
|
|
case QUERY_NODE_EXPLAIN_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_SCHEDULE;
|
|
pQuery->haveResultSet = true;
|
|
pQuery->msgType = TDMT_SCH_QUERY;
|
|
break;
|
|
case QUERY_NODE_DELETE_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_SCHEDULE;
|
|
pQuery->msgType = TDMT_VND_DELETE;
|
|
break;
|
|
case QUERY_NODE_INSERT_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_SCHEDULE;
|
|
pQuery->msgType = TDMT_VND_SUBMIT;
|
|
break;
|
|
case QUERY_NODE_VNODE_MODIF_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_SCHEDULE;
|
|
pQuery->msgType = toMsgType(((SVnodeModifOpStmt*)pQuery->pRoot)->sqlNodeType);
|
|
break;
|
|
case QUERY_NODE_DESCRIBE_STMT:
|
|
case QUERY_NODE_SHOW_CREATE_DATABASE_STMT:
|
|
case QUERY_NODE_SHOW_CREATE_TABLE_STMT:
|
|
case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
|
|
case QUERY_NODE_SHOW_LOCAL_VARIABLES_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_LOCAL;
|
|
pQuery->haveResultSet = true;
|
|
break;
|
|
case QUERY_NODE_RESET_QUERY_CACHE_STMT:
|
|
case QUERY_NODE_ALTER_LOCAL_STMT:
|
|
pQuery->execMode = QUERY_EXEC_MODE_LOCAL;
|
|
break;
|
|
case QUERY_NODE_SHOW_VARIABLES_STMT:
|
|
pQuery->haveResultSet = true;
|
|
pQuery->execMode = QUERY_EXEC_MODE_RPC;
|
|
if (NULL != pCxt->pCmdMsg) {
|
|
TSWAP(pQuery->pCmdMsg, pCxt->pCmdMsg);
|
|
pQuery->msgType = pQuery->pCmdMsg->msgType;
|
|
}
|
|
break;
|
|
default:
|
|
pQuery->execMode = QUERY_EXEC_MODE_RPC;
|
|
if (NULL != pCxt->pCmdMsg) {
|
|
TSWAP(pQuery->pCmdMsg, pCxt->pCmdMsg);
|
|
pQuery->msgType = pQuery->pCmdMsg->msgType;
|
|
}
|
|
break;
|
|
}
|
|
|
|
pQuery->stableQuery = pCxt->stableQuery;
|
|
|
|
if (pQuery->haveResultSet) {
|
|
if (TSDB_CODE_SUCCESS != extractResultSchema(pQuery->pRoot, &pQuery->numOfResCols, &pQuery->pResSchema)) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
if (nodeType(pQuery->pRoot) == QUERY_NODE_SELECT_STMT) {
|
|
pQuery->precision = extractResultTsPrecision((SSelectStmt*)pQuery->pRoot);
|
|
}
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t translate(SParseContext* pParseCxt, SQuery* pQuery, SParseMetaCache* pMetaCache) {
|
|
STranslateContext cxt = {0};
|
|
|
|
int32_t code = initTranslateContext(pParseCxt, pMetaCache, &cxt);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = rewriteQuery(&cxt, pQuery);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = translateQuery(&cxt, pQuery->pRoot);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = setQuery(&cxt, pQuery);
|
|
}
|
|
setRefreshMate(&cxt, pQuery);
|
|
destroyTranslateContext(&cxt);
|
|
return code;
|
|
}
|