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homework-jianmu/source/libs/parser/src/parInsertSql.c

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/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "parInsertUtil.h"
#include "parToken.h"
#include "scalar.h"
#include "tglobal.h"
#include "ttime.h"
#include "geosWrapper.h"
#define NEXT_TOKEN_WITH_PREV(pSql, token) \
do { \
int32_t index = 0; \
token = tStrGetToken(pSql, &index, true, NULL); \
pSql += index; \
} while (0)
#define NEXT_TOKEN_WITH_PREV_EXT(pSql, token, pIgnoreComma) \
do { \
int32_t index = 0; \
token = tStrGetToken(pSql, &index, true, pIgnoreComma); \
pSql += index; \
} while (0)
#define NEXT_TOKEN_KEEP_SQL(pSql, token, index) \
do { \
token = tStrGetToken(pSql, &index, false, NULL); \
} while (0)
#define NEXT_VALID_TOKEN(pSql, token) \
do { \
(token).n = tGetToken(pSql, &(token).type); \
(token).z = (char*)pSql; \
pSql += (token).n; \
} while (TK_NK_SPACE == (token).type)
typedef struct SInsertParseContext {
SParseContext* pComCxt;
SMsgBuf msg;
char tmpTokenBuf[TSDB_MAX_BYTES_PER_ROW];
SBoundColInfo tags; // for stmt
bool missCache;
bool usingDuplicateTable;
bool forceUpdate;
bool needTableTagVal;
} SInsertParseContext;
typedef int32_t (*_row_append_fn_t)(SMsgBuf* pMsgBuf, const void* value, int32_t len, void* param);
static uint8_t TRUE_VALUE = (uint8_t)TSDB_TRUE;
static uint8_t FALSE_VALUE = (uint8_t)TSDB_FALSE;
static bool isNullStr(SToken* pToken) {
return ((pToken->type == TK_NK_STRING) && (strlen(TSDB_DATA_NULL_STR_L) == pToken->n) &&
(strncasecmp(TSDB_DATA_NULL_STR_L, pToken->z, pToken->n) == 0));
}
static bool isNullValue(int8_t dataType, SToken* pToken) {
return TK_NULL == pToken->type || (!IS_STR_DATA_TYPE(dataType) && isNullStr(pToken));
}
static FORCE_INLINE int32_t toDouble(SToken* pToken, double* value, char** endPtr) {
errno = 0;
*value = taosStr2Double(pToken->z, endPtr);
// not a valid integer number, return error
if ((*endPtr - pToken->z) != pToken->n) {
return TK_NK_ILLEGAL;
}
return pToken->type;
}
static int32_t skipInsertInto(const char** pSql, SMsgBuf* pMsg) {
SToken token;
NEXT_TOKEN(*pSql, token);
if (TK_INSERT != token.type && TK_IMPORT != token.type) {
return buildSyntaxErrMsg(pMsg, "keyword INSERT is expected", token.z);
}
NEXT_TOKEN(*pSql, token);
if (TK_INTO != token.type) {
return buildSyntaxErrMsg(pMsg, "keyword INTO is expected", token.z);
}
return TSDB_CODE_SUCCESS;
}
static int32_t skipParentheses(SInsertParseContext* pCxt, const char** pSql) {
SToken token;
int32_t expectRightParenthesis = 1;
while (1) {
NEXT_TOKEN(*pSql, token);
if (TK_NK_LP == token.type) {
++expectRightParenthesis;
} else if (TK_NK_RP == token.type && 0 == --expectRightParenthesis) {
break;
}
if (0 == token.n) {
return buildSyntaxErrMsg(&pCxt->msg, ") expected", NULL);
}
}
return TSDB_CODE_SUCCESS;
}
static int32_t skipTableOptions(SInsertParseContext* pCxt, const char** pSql) {
do {
int32_t index = 0;
SToken token;
NEXT_TOKEN_KEEP_SQL(*pSql, token, index);
if (TK_TTL == token.type || TK_COMMENT == token.type) {
*pSql += index;
NEXT_TOKEN_WITH_PREV(*pSql, token);
} else {
break;
}
} while (1);
return TSDB_CODE_SUCCESS;
}
// pSql -> stb_name [(tag1_name, ...)] TAGS (tag1_value, ...)
static int32_t ignoreUsingClause(SInsertParseContext* pCxt, const char** pSql) {
int32_t code = TSDB_CODE_SUCCESS;
SToken token;
NEXT_TOKEN(*pSql, token);
NEXT_TOKEN(*pSql, token);
if (TK_NK_LP == token.type) {
code = skipParentheses(pCxt, pSql);
if (TSDB_CODE_SUCCESS == code) {
NEXT_TOKEN(*pSql, token);
}
}
// pSql -> TAGS (tag1_value, ...)
if (TSDB_CODE_SUCCESS == code) {
if (TK_TAGS != token.type) {
code = buildSyntaxErrMsg(&pCxt->msg, "TAGS is expected", token.z);
} else {
NEXT_TOKEN(*pSql, token);
}
}
if (TSDB_CODE_SUCCESS == code) {
if (TK_NK_LP != token.type) {
code = buildSyntaxErrMsg(&pCxt->msg, "( is expected", token.z);
} else {
code = skipParentheses(pCxt, pSql);
}
}
if (TSDB_CODE_SUCCESS == code) {
code = skipTableOptions(pCxt, pSql);
}
return code;
}
static int32_t parseDuplicateUsingClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, bool* pDuplicate) {
int32_t code = TSDB_CODE_SUCCESS;
*pDuplicate = false;
char tbFName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(&pStmt->targetTableName, tbFName);
STableMeta** pMeta = taosHashGet(pStmt->pSubTableHashObj, tbFName, strlen(tbFName));
if (NULL != pMeta) {
*pDuplicate = true;
code = ignoreUsingClause(pCxt, &pStmt->pSql);
if (TSDB_CODE_SUCCESS == code) {
return cloneTableMeta(*pMeta, &pStmt->pTableMeta);
}
}
return code;
}
typedef enum {
BOUND_TAGS,
BOUND_COLUMNS,
BOUND_ALL_AND_TBNAME
} EBoundColumnsType;
static int32_t getTbnameSchemaIndex(STableMeta* pTableMeta) {
return pTableMeta->tableInfo.numOfTags + pTableMeta->tableInfo.numOfColumns;
}
// pStmt->pSql -> field1_name, ...)
static int32_t parseBoundColumns(SInsertParseContext* pCxt, const char** pSql, EBoundColumnsType boundColsType, STableMeta* pTableMeta,
SBoundColInfo* pBoundInfo) {
SSchema* pSchema = NULL;
if (boundColsType == BOUND_TAGS) {
pSchema = getTableTagSchema(pTableMeta);
} else if (boundColsType == BOUND_COLUMNS) {
pSchema = getTableColumnSchema(pTableMeta);
} else {
pSchema = pTableMeta->schema;
if (pBoundInfo->numOfCols != getTbnameSchemaIndex(pTableMeta) + 1) {
return TSDB_CODE_PAR_INTERNAL_ERROR;
}
}
int32_t tbnameSchemaIndex = getTbnameSchemaIndex(pTableMeta);
bool* pUseCols = taosMemoryCalloc(pBoundInfo->numOfCols, sizeof(bool));
if (NULL == pUseCols) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pBoundInfo->numOfBound = 0;
int16_t lastColIdx = -1; // last column found
int32_t code = TSDB_CODE_SUCCESS;
while (TSDB_CODE_SUCCESS == code) {
SToken token;
NEXT_TOKEN(*pSql, token);
if (TK_NK_RP == token.type) {
break;
}
char tmpTokenBuf[TSDB_COL_NAME_LEN + 2] = {0}; // used for deleting Escape character backstick(`)
strncpy(tmpTokenBuf, token.z, token.n);
token.z = tmpTokenBuf;
token.n = strdequote(token.z);
if (boundColsType == BOUND_ALL_AND_TBNAME &&
token.n == strlen("tbname") && (strcasecmp(token.z, "tbname") == 0)) {
pBoundInfo->pColIndex[pBoundInfo->numOfBound] = tbnameSchemaIndex;
pUseCols[tbnameSchemaIndex] = true;
++pBoundInfo->numOfBound;
continue;
}
int16_t t = lastColIdx + 1;
int16_t end = (boundColsType == BOUND_ALL_AND_TBNAME) ? (pBoundInfo->numOfCols - 1) : pBoundInfo->numOfCols;
int16_t index = insFindCol(&token, t, end, pSchema);
if (index < 0 && t > 0) {
index = insFindCol(&token, 0, t, pSchema);
}
if (index < 0) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_INVALID_COLUMN, token.z);
} else if (pUseCols[index]) {
code = buildSyntaxErrMsg(&pCxt->msg, "duplicated column name", token.z);
} else {
lastColIdx = index;
pUseCols[index] = true;
pBoundInfo->pColIndex[pBoundInfo->numOfBound] = index;
++pBoundInfo->numOfBound;
}
}
if (TSDB_CODE_SUCCESS == code && (BOUND_TAGS != boundColsType) && !pUseCols[0]) {
code = buildInvalidOperationMsg(&pCxt->msg, "primary timestamp column can not be null");
}
if (TSDB_CODE_SUCCESS == code && (BOUND_ALL_AND_TBNAME == boundColsType) &&!pUseCols[tbnameSchemaIndex]) {
code = buildInvalidOperationMsg(&pCxt->msg, "tbname column can not be null");
}
taosMemoryFree(pUseCols);
return code;
}
static int parseTime(const char** end, SToken* pToken, int16_t timePrec, int64_t* time, SMsgBuf* pMsgBuf) {
int32_t index = 0;
int64_t interval;
int64_t ts = 0;
const char* pTokenEnd = *end;
if (pToken->type == TK_NOW) {
ts = taosGetTimestamp(timePrec);
} else if (pToken->type == TK_TODAY) {
ts = taosGetTimestampToday(timePrec);
} else if (pToken->type == TK_NK_INTEGER) {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &ts)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid timestamp format", pToken->z);
}
} else { // parse the RFC-3339/ISO-8601 timestamp format string
if (taosParseTime(pToken->z, time, pToken->n, timePrec, tsDaylight) != TSDB_CODE_SUCCESS) {
return buildSyntaxErrMsg(pMsgBuf, "invalid timestamp format", pToken->z);
}
return TSDB_CODE_SUCCESS;
}
for (int k = pToken->n; pToken->z[k] != '\0'; k++) {
if (pToken->z[k] == ' ' || pToken->z[k] == '\t') continue;
if (pToken->z[k] == '(' && pToken->z[k + 1] == ')') { // for insert NOW()/TODAY()
*end = pTokenEnd = &pToken->z[k + 2];
k++;
continue;
}
if (pToken->z[k] == ',') {
*end = pTokenEnd;
*time = ts;
return 0;
}
break;
}
/*
* time expression:
* e.g., now+12a, now-5h
*/
index = 0;
SToken token = tStrGetToken(pTokenEnd, &index, false, NULL);
pTokenEnd += index;
if (token.type == TK_NK_MINUS || token.type == TK_NK_PLUS) {
index = 0;
SToken valueToken = tStrGetToken(pTokenEnd, &index, false, NULL);
pTokenEnd += index;
if (valueToken.n < 2) {
return buildSyntaxErrMsg(pMsgBuf, "value expected in timestamp", token.z);
}
char unit = 0;
if (parseAbsoluteDuration(valueToken.z, valueToken.n, &interval, &unit, timePrec) != TSDB_CODE_SUCCESS) {
return TSDB_CODE_TSC_INVALID_OPERATION;
}
if (token.type == TK_NK_PLUS) {
ts += interval;
} else {
ts = ts - interval;
}
*end = pTokenEnd;
}
*time = ts;
return TSDB_CODE_SUCCESS;
}
// need to call geosFreeBuffer(*output) later
static int parseGeometry(SToken *pToken, unsigned char **output, size_t *size) {
int32_t code = TSDB_CODE_FAILED;
//[ToDo] support to parse WKB as well as WKT
if (pToken->type == TK_NK_STRING) {
code = initCtxGeomFromText();
if (code != TSDB_CODE_SUCCESS) {
return code;
}
code = doGeomFromText(pToken->z, output, size);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
}
return code;
}
static int32_t parseVarbinary(SToken* pToken, uint8_t **pData, uint32_t *nData, int32_t bytes){
if(pToken->type != TK_NK_STRING){
return TSDB_CODE_PAR_INVALID_VARBINARY;
}
if(isHex(pToken->z, pToken->n)){
if(!isValidateHex(pToken->z, pToken->n)){
return TSDB_CODE_PAR_INVALID_VARBINARY;
}
void* data = NULL;
uint32_t size = 0;
if(taosHex2Ascii(pToken->z, pToken->n, &data, &size) < 0){
return TSDB_CODE_OUT_OF_MEMORY;
}
if (size + VARSTR_HEADER_SIZE > bytes) {
taosMemoryFree(data);
return TSDB_CODE_PAR_VALUE_TOO_LONG;
}
*pData = data;
*nData = size;
}else{
if (pToken->n + VARSTR_HEADER_SIZE > bytes) {
return TSDB_CODE_PAR_VALUE_TOO_LONG;
}
*pData = taosStrdup(pToken->z);
*nData = pToken->n;
}
return TSDB_CODE_SUCCESS;
}
static int32_t parseTagToken(const char** end, SToken* pToken, SSchema* pSchema, int16_t timePrec, STagVal* val,
SMsgBuf* pMsgBuf) {
int64_t iv;
uint64_t uv;
char* endptr = NULL;
int32_t code = TSDB_CODE_SUCCESS;
if (isNullValue(pSchema->type, pToken)) {
if (TSDB_DATA_TYPE_TIMESTAMP == pSchema->type && PRIMARYKEY_TIMESTAMP_COL_ID == pSchema->colId) {
return buildSyntaxErrMsg(pMsgBuf, "primary timestamp should not be null", pToken->z);
}
return TSDB_CODE_SUCCESS;
}
// strcpy(val->colName, pSchema->name);
val->cid = pSchema->colId;
val->type = pSchema->type;
switch (pSchema->type) {
case TSDB_DATA_TYPE_BOOL: {
if ((pToken->type == TK_NK_BOOL || pToken->type == TK_NK_STRING) && (pToken->n != 0)) {
if (strncmp(pToken->z, "true", pToken->n) == 0) {
*(int8_t*)(&val->i64) = TRUE_VALUE;
} else if (strncmp(pToken->z, "false", pToken->n) == 0) {
*(int8_t*)(&val->i64) = FALSE_VALUE;
} else {
return buildSyntaxErrMsg(pMsgBuf, "invalid bool data", pToken->z);
}
} else if (pToken->type == TK_NK_INTEGER) {
*(int8_t*)(&val->i64) = ((taosStr2Int64(pToken->z, NULL, 10) == 0) ? FALSE_VALUE : TRUE_VALUE);
} else if (pToken->type == TK_NK_FLOAT) {
*(int8_t*)(&val->i64) = ((taosStr2Double(pToken->z, NULL) == 0) ? FALSE_VALUE : TRUE_VALUE);
} else {
return buildSyntaxErrMsg(pMsgBuf, "invalid bool data", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_TINYINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &iv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid tinyint data", pToken->z);
} else if (!IS_VALID_TINYINT(iv)) {
return buildSyntaxErrMsg(pMsgBuf, "tinyint data overflow", pToken->z);
}
*(int8_t*)(&val->i64) = iv;
break;
}
case TSDB_DATA_TYPE_UTINYINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &uv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid unsigned tinyint data", pToken->z);
} else if (uv > UINT8_MAX) {
return buildSyntaxErrMsg(pMsgBuf, "unsigned tinyint data overflow", pToken->z);
}
*(uint8_t*)(&val->i64) = uv;
break;
}
case TSDB_DATA_TYPE_SMALLINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &iv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid smallint data", pToken->z);
} else if (!IS_VALID_SMALLINT(iv)) {
return buildSyntaxErrMsg(pMsgBuf, "smallint data overflow", pToken->z);
}
*(int16_t*)(&val->i64) = iv;
break;
}
case TSDB_DATA_TYPE_USMALLINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &uv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid unsigned smallint data", pToken->z);
} else if (uv > UINT16_MAX) {
return buildSyntaxErrMsg(pMsgBuf, "unsigned smallint data overflow", pToken->z);
}
*(uint16_t*)(&val->i64) = uv;
break;
}
case TSDB_DATA_TYPE_INT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &iv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid int data", pToken->z);
} else if (!IS_VALID_INT(iv)) {
return buildSyntaxErrMsg(pMsgBuf, "int data overflow", pToken->z);
}
*(int32_t*)(&val->i64) = iv;
break;
}
case TSDB_DATA_TYPE_UINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &uv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid unsigned int data", pToken->z);
} else if (uv > UINT32_MAX) {
return buildSyntaxErrMsg(pMsgBuf, "unsigned int data overflow", pToken->z);
}
*(uint32_t*)(&val->i64) = uv;
break;
}
case TSDB_DATA_TYPE_BIGINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &iv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid bigint data", pToken->z);
}
val->i64 = iv;
break;
}
case TSDB_DATA_TYPE_UBIGINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &uv)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid unsigned bigint data", pToken->z);
}
*(uint64_t*)(&val->i64) = uv;
break;
}
case TSDB_DATA_TYPE_FLOAT: {
double dv;
if (TK_NK_ILLEGAL == toDouble(pToken, &dv, &endptr)) {
return buildSyntaxErrMsg(pMsgBuf, "illegal float data", pToken->z);
}
if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || dv > FLT_MAX || dv < -FLT_MAX || isinf(dv) ||
isnan(dv)) {
return buildSyntaxErrMsg(pMsgBuf, "illegal float data", pToken->z);
}
*(float*)(&val->i64) = dv;
break;
}
case TSDB_DATA_TYPE_DOUBLE: {
double dv;
if (TK_NK_ILLEGAL == toDouble(pToken, &dv, &endptr)) {
return buildSyntaxErrMsg(pMsgBuf, "illegal double data", pToken->z);
}
if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || isinf(dv) || isnan(dv)) {
return buildSyntaxErrMsg(pMsgBuf, "illegal double data", pToken->z);
}
*(double*)(&val->i64) = dv;
break;
}
case TSDB_DATA_TYPE_BINARY: {
// Too long values will raise the invalid sql error message
if (pToken->n + VARSTR_HEADER_SIZE > pSchema->bytes) {
return generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
}
val->pData = taosStrdup(pToken->z);
val->nData = pToken->n;
break;
}
case TSDB_DATA_TYPE_VARBINARY: {
code = parseVarbinary(pToken, &val->pData, &val->nData, pSchema->bytes);
if(code != TSDB_CODE_SUCCESS){
return generateSyntaxErrMsg(pMsgBuf, code, pSchema->name);
}
break;
}
case TSDB_DATA_TYPE_GEOMETRY: {
unsigned char* output = NULL;
size_t size = 0;
code = parseGeometry(pToken, &output, &size);
if (code != TSDB_CODE_SUCCESS) {
code = buildSyntaxErrMsg(pMsgBuf, getThreadLocalGeosCtx()->errMsg, pToken->z);
} else if (size + VARSTR_HEADER_SIZE > pSchema->bytes) {
// Too long values will raise the invalid sql error message
code = generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
} else {
val->pData = taosMemoryMalloc(size);
if (NULL == val->pData) {
code = TSDB_CODE_OUT_OF_MEMORY;
} else {
memcpy(val->pData, output, size);
val->nData = size;
}
}
geosFreeBuffer(output);
break;
}
case TSDB_DATA_TYPE_NCHAR: {
int32_t output = 0;
void* p = taosMemoryCalloc(1, pSchema->bytes - VARSTR_HEADER_SIZE);
if (p == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)(p), pSchema->bytes - VARSTR_HEADER_SIZE, &output)) {
if (errno == E2BIG) {
taosMemoryFree(p);
return generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
}
char buf[512] = {0};
snprintf(buf, tListLen(buf), " taosMbsToUcs4 error:%s", strerror(errno));
taosMemoryFree(p);
return buildSyntaxErrMsg(pMsgBuf, buf, pToken->z);
}
val->pData = p;
val->nData = output;
break;
}
case TSDB_DATA_TYPE_TIMESTAMP: {
if (parseTime(end, pToken, timePrec, &iv, pMsgBuf) != TSDB_CODE_SUCCESS) {
return buildSyntaxErrMsg(pMsgBuf, "invalid timestamp", pToken->z);
}
val->i64 = iv;
break;
}
}
return code;
}
// input pStmt->pSql: [(tag1_name, ...)] TAGS (tag1_value, ...) ...
// output pStmt->pSql: TAGS (tag1_value, ...) ...
static int32_t parseBoundTagsClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
insInitBoundColsInfo(getNumOfTags(pStmt->pTableMeta), &pCxt->tags);
SToken token;
int32_t index = 0;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, token, index);
if (TK_NK_LP != token.type) {
return TSDB_CODE_SUCCESS;
}
pStmt->pSql += index;
return parseBoundColumns(pCxt, &pStmt->pSql, BOUND_TAGS, pStmt->pTableMeta, &pCxt->tags);
}
static int32_t parseTagValue(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, const char** ppSql, SSchema* pTagSchema, SToken* pToken,
SArray* pTagName, SArray* pTagVals, STag** pTag) {
if (!isNullValue(pTagSchema->type, pToken)) {
taosArrayPush(pTagName, pTagSchema->name);
}
if (pTagSchema->type == TSDB_DATA_TYPE_JSON) {
if (pToken->n > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
return buildSyntaxErrMsg(&pCxt->msg, "json string too long than 4095", pToken->z);
}
if (isNullValue(pTagSchema->type, pToken)) {
return tTagNew(pTagVals, 1, true, pTag);
} else {
return parseJsontoTagData(pToken->z, pTagVals, pTag, &pCxt->msg);
}
}
STagVal val = {0};
int32_t code =
parseTagToken(ppSql, pToken, pTagSchema, pStmt->pTableMeta->tableInfo.precision, &val, &pCxt->msg);
if (TSDB_CODE_SUCCESS == code) {
taosArrayPush(pTagVals, &val);
}
return code;
}
static int32_t buildCreateTbReq(SVnodeModifyOpStmt* pStmt, STag* pTag, SArray* pTagName) {
pStmt->pCreateTblReq = taosMemoryCalloc(1, sizeof(SVCreateTbReq));
if (NULL == pStmt->pCreateTblReq) {
return TSDB_CODE_OUT_OF_MEMORY;
}
insBuildCreateTbReq(pStmt->pCreateTblReq, pStmt->targetTableName.tname, pTag, pStmt->pTableMeta->suid,
pStmt->usingTableName.tname, pTagName, pStmt->pTableMeta->tableInfo.numOfTags,
TSDB_DEFAULT_TABLE_TTL);
return TSDB_CODE_SUCCESS;
}
static int32_t checkAndTrimValue(SToken* pToken, char* tmpTokenBuf, SMsgBuf* pMsgBuf) {
if ((pToken->type != TK_NOW && pToken->type != TK_TODAY && pToken->type != TK_NK_INTEGER &&
pToken->type != TK_NK_STRING && pToken->type != TK_NK_FLOAT && pToken->type != TK_NK_BOOL &&
pToken->type != TK_NULL && pToken->type != TK_NK_HEX && pToken->type != TK_NK_OCT &&
pToken->type != TK_NK_BIN) ||
(pToken->n == 0) || (pToken->type == TK_NK_RP)) {
return buildSyntaxErrMsg(pMsgBuf, "invalid data or symbol", pToken->z);
}
// Remove quotation marks
if (TK_NK_STRING == pToken->type) {
if (pToken->n >= TSDB_MAX_BYTES_PER_ROW) {
return buildSyntaxErrMsg(pMsgBuf, "too long string", pToken->z);
}
int32_t len = trimString(pToken->z, pToken->n, tmpTokenBuf, TSDB_MAX_BYTES_PER_ROW);
pToken->z = tmpTokenBuf;
pToken->n = len;
}
return TSDB_CODE_SUCCESS;
}
typedef struct SRewriteTagCondCxt {
SArray* pTagVals;
SArray* pTagName;
int32_t code;
} SRewriteTagCondCxt;
static int32_t rewriteTagCondColumnImpl(STagVal* pVal, SNode** pNode) {
SValueNode* pValue = (SValueNode*)nodesMakeNode(QUERY_NODE_VALUE);
if (NULL == pValue) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pValue->node.resType = ((SColumnNode*)*pNode)->node.resType;
nodesDestroyNode(*pNode);
*pNode = (SNode*)pValue;
switch (pVal->type) {
case TSDB_DATA_TYPE_BOOL:
pValue->datum.b = *(int8_t*)(&pVal->i64);
*(bool*)&pValue->typeData = pValue->datum.b;
break;
case TSDB_DATA_TYPE_TINYINT:
pValue->datum.i = *(int8_t*)(&pVal->i64);
*(int8_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_SMALLINT:
pValue->datum.i = *(int16_t*)(&pVal->i64);
*(int16_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_INT:
pValue->datum.i = *(int32_t*)(&pVal->i64);
*(int32_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_BIGINT:
pValue->datum.i = pVal->i64;
pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_FLOAT:
pValue->datum.d = *(float*)(&pVal->i64);
*(float*)&pValue->typeData = pValue->datum.d;
break;
case TSDB_DATA_TYPE_DOUBLE:
pValue->datum.d = *(double*)(&pVal->i64);
*(double*)&pValue->typeData = pValue->datum.d;
break;
case TSDB_DATA_TYPE_VARCHAR:
case TSDB_DATA_TYPE_VARBINARY:
case TSDB_DATA_TYPE_NCHAR:
pValue->datum.p = taosMemoryCalloc(1, pVal->nData + VARSTR_HEADER_SIZE);
if (NULL == pValue->datum.p) {
return TSDB_CODE_OUT_OF_MEMORY;
}
varDataSetLen(pValue->datum.p, pVal->nData);
memcpy(varDataVal(pValue->datum.p), pVal->pData, pVal->nData);
break;
case TSDB_DATA_TYPE_TIMESTAMP:
pValue->datum.i = pVal->i64;
pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_UTINYINT:
pValue->datum.i = *(uint8_t*)(&pVal->i64);
*(uint8_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_USMALLINT:
pValue->datum.i = *(uint16_t*)(&pVal->i64);
*(uint16_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_UINT:
pValue->datum.i = *(uint32_t*)(&pVal->i64);
*(uint32_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_UBIGINT:
pValue->datum.i = *(uint64_t*)(&pVal->i64);
*(uint64_t*)&pValue->typeData = pValue->datum.i;
break;
case TSDB_DATA_TYPE_JSON:
case TSDB_DATA_TYPE_DECIMAL:
case TSDB_DATA_TYPE_BLOB:
case TSDB_DATA_TYPE_MEDIUMBLOB:
default:
return TSDB_CODE_FAILED;
}
return TSDB_CODE_SUCCESS;
}
static int32_t rewriteTagCondColumn(SArray* pTagVals, SArray* pTagName, SNode** pNode) {
SColumnNode* pCol = (SColumnNode*)*pNode;
int32_t ntags = taosArrayGetSize(pTagName);
for (int32_t i = 0; i < ntags; ++i) {
char* pTagColName = taosArrayGet(pTagName, i);
if (0 == strcmp(pTagColName, pCol->colName)) {
return rewriteTagCondColumnImpl(taosArrayGet(pTagVals, i), pNode);
}
}
return TSDB_CODE_PAR_PERMISSION_DENIED;
}
static EDealRes rewriteTagCond(SNode** pNode, void* pContext) {
if (QUERY_NODE_COLUMN == nodeType(*pNode)) {
SRewriteTagCondCxt* pCxt = pContext;
pCxt->code = rewriteTagCondColumn(pCxt->pTagVals, pCxt->pTagName, pNode);
return (TSDB_CODE_SUCCESS == pCxt->code ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR);
}
return DEAL_RES_CONTINUE;
}
static int32_t setTagVal(SArray* pTagVals, SArray* pTagName, SNode* pCond) {
SRewriteTagCondCxt cxt = {.code = TSDB_CODE_SUCCESS, .pTagVals = pTagVals, .pTagName = pTagName};
nodesRewriteExpr(&pCond, rewriteTagCond, &cxt);
return cxt.code;
}
static int32_t checkTagCondResult(SNode* pResult) {
return (QUERY_NODE_VALUE == nodeType(pResult) && ((SValueNode*)pResult)->datum.b) ? TSDB_CODE_SUCCESS
: TSDB_CODE_PAR_PERMISSION_DENIED;
}
static int32_t checkSubtablePrivilege(SArray* pTagVals, SArray* pTagName, SNode** pCond) {
int32_t code = setTagVal(pTagVals, pTagName, *pCond);
if (TSDB_CODE_SUCCESS == code) {
code = scalarCalculateConstants(*pCond, pCond);
}
if (TSDB_CODE_SUCCESS == code) {
code = checkTagCondResult(*pCond);
}
NODES_DESTORY_NODE(*pCond);
return code;
}
// pSql -> tag1_value, ...)
static int32_t parseTagsClauseImpl(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
int32_t code = TSDB_CODE_SUCCESS;
SSchema* pSchema = getTableTagSchema(pStmt->pTableMeta);
SArray* pTagVals = taosArrayInit(pCxt->tags.numOfBound, sizeof(STagVal));
SArray* pTagName = taosArrayInit(8, TSDB_COL_NAME_LEN);
SToken token;
bool isParseBindParam = false;
bool isJson = false;
STag* pTag = NULL;
for (int i = 0; TSDB_CODE_SUCCESS == code && i < pCxt->tags.numOfBound; ++i) {
NEXT_TOKEN_WITH_PREV(pStmt->pSql, token);
if (token.type == TK_NK_QUESTION) {
isParseBindParam = true;
if (NULL == pCxt->pComCxt->pStmtCb) {
code = buildSyntaxErrMsg(&pCxt->msg, "? only used in stmt", token.z);
break;
}
continue;
}
if (isParseBindParam) {
code = buildInvalidOperationMsg(&pCxt->msg, "no mix usage for ? and tag values");
break;
}
SSchema* pTagSchema = &pSchema[pCxt->tags.pColIndex[i]];
isJson = pTagSchema->type == TSDB_DATA_TYPE_JSON;
code = checkAndTrimValue(&token, pCxt->tmpTokenBuf, &pCxt->msg);
if (TSDB_CODE_SUCCESS == code) {
code = parseTagValue(pCxt, pStmt, &pStmt->pSql, pTagSchema, &token, pTagName, pTagVals, &pTag);
}
}
if (TSDB_CODE_SUCCESS == code && NULL != pStmt->pTagCond) {
code = checkSubtablePrivilege(pTagVals, pTagName, &pStmt->pTagCond);
}
if (TSDB_CODE_SUCCESS == code && !isParseBindParam && !isJson) {
code = tTagNew(pTagVals, 1, false, &pTag);
}
if (TSDB_CODE_SUCCESS == code && !isParseBindParam) {
code = buildCreateTbReq(pStmt, pTag, pTagName);
pTag = NULL;
}
for (int i = 0; i < taosArrayGetSize(pTagVals); ++i) {
STagVal* p = (STagVal*)taosArrayGet(pTagVals, i);
if (IS_VAR_DATA_TYPE(p->type)) {
taosMemoryFreeClear(p->pData);
}
}
taosArrayDestroy(pTagVals);
taosArrayDestroy(pTagName);
tTagFree(pTag);
return code;
}
// input pStmt->pSql: TAGS (tag1_value, ...) [table_options] ...
// output pStmt->pSql: [table_options] ...
static int32_t parseTagsClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SToken token;
NEXT_TOKEN(pStmt->pSql, token);
if (TK_TAGS != token.type) {
return buildSyntaxErrMsg(&pCxt->msg, "TAGS is expected", token.z);
}
NEXT_TOKEN(pStmt->pSql, token);
if (TK_NK_LP != token.type) {
return buildSyntaxErrMsg(&pCxt->msg, "( is expected", token.z);
}
int32_t code = parseTagsClauseImpl(pCxt, pStmt);
if (TSDB_CODE_SUCCESS == code) {
NEXT_VALID_TOKEN(pStmt->pSql, token);
if (TK_NK_COMMA == token.type) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_TAGS_NOT_MATCHED);
} else if (TK_NK_RP != token.type) {
code = buildSyntaxErrMsg(&pCxt->msg, ") is expected", token.z);
}
}
return code;
}
static int32_t storeChildTableMeta(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
pStmt->pTableMeta->suid = pStmt->pTableMeta->uid;
pStmt->pTableMeta->uid = pStmt->totalTbNum;
pStmt->pTableMeta->tableType = TSDB_CHILD_TABLE;
STableMeta* pBackup = NULL;
if (TSDB_CODE_SUCCESS != cloneTableMeta(pStmt->pTableMeta, &pBackup)) {
return TSDB_CODE_OUT_OF_MEMORY;
}
char tbFName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(&pStmt->targetTableName, tbFName);
return taosHashPut(pStmt->pSubTableHashObj, tbFName, strlen(tbFName), &pBackup, POINTER_BYTES);
}
static int32_t parseTableOptions(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
do {
int32_t index = 0;
SToken token;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, token, index);
if (TK_TTL == token.type) {
pStmt->pSql += index;
NEXT_TOKEN_WITH_PREV(pStmt->pSql, token);
if (TK_NK_INTEGER != token.type) {
return buildSyntaxErrMsg(&pCxt->msg, "Invalid option ttl", token.z);
}
pStmt->pCreateTblReq->ttl = taosStr2Int32(token.z, NULL, 10);
if (pStmt->pCreateTblReq->ttl < 0) {
return buildSyntaxErrMsg(&pCxt->msg, "Invalid option ttl", token.z);
}
} else if (TK_COMMENT == token.type) {
pStmt->pSql += index;
NEXT_TOKEN(pStmt->pSql, token);
if (TK_NK_STRING != token.type) {
return buildSyntaxErrMsg(&pCxt->msg, "Invalid option comment", token.z);
}
if (token.n >= TSDB_TB_COMMENT_LEN) {
return buildSyntaxErrMsg(&pCxt->msg, "comment too long", token.z);
}
int32_t len = trimString(token.z, token.n, pCxt->tmpTokenBuf, TSDB_TB_COMMENT_LEN);
pStmt->pCreateTblReq->comment = strndup(pCxt->tmpTokenBuf, len);
if (NULL == pStmt->pCreateTblReq->comment) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pStmt->pCreateTblReq->commentLen = len;
} else {
break;
}
} while (1);
return TSDB_CODE_SUCCESS;
}
// input pStmt->pSql:
// 1. [(tag1_name, ...)] ...
// 2. VALUES ... | FILE ...
// output pStmt->pSql:
// 1. [(field1_name, ...)]
// 2. VALUES ... | FILE ...
static int32_t parseUsingClauseBottom(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (!pStmt->usingTableProcessing || pCxt->usingDuplicateTable) {
return TSDB_CODE_SUCCESS;
}
int32_t code = parseBoundTagsClause(pCxt, pStmt);
if (TSDB_CODE_SUCCESS == code) {
code = parseTagsClause(pCxt, pStmt);
}
if (TSDB_CODE_SUCCESS == code) {
code = parseTableOptions(pCxt, pStmt);
}
return code;
}
static void setUserAuthInfo(SParseContext* pCxt, SName* pTbName, SUserAuthInfo* pInfo) {
snprintf(pInfo->user, sizeof(pInfo->user), "%s", pCxt->pUser);
memcpy(&pInfo->tbName, pTbName, sizeof(SName));
pInfo->type = AUTH_TYPE_WRITE;
}
static int32_t checkAuth(SParseContext* pCxt, SName* pTbName, bool* pMissCache, SNode** pTagCond) {
int32_t code = TSDB_CODE_SUCCESS;
SUserAuthInfo authInfo = {0};
setUserAuthInfo(pCxt, pTbName, &authInfo);
SUserAuthRes authRes = {0};
bool exists = true;
if (pCxt->async) {
code = catalogChkAuthFromCache(pCxt->pCatalog, &authInfo, &authRes, &exists);
} else {
SRequestConnInfo conn = {.pTrans = pCxt->pTransporter,
.requestId = pCxt->requestId,
.requestObjRefId = pCxt->requestRid,
.mgmtEps = pCxt->mgmtEpSet};
code = catalogChkAuth(pCxt->pCatalog, &conn, &authInfo, &authRes);
}
if (TSDB_CODE_SUCCESS == code) {
if (!exists) {
*pMissCache = true;
} else if (!authRes.pass[AUTH_RES_BASIC]) {
code = TSDB_CODE_PAR_PERMISSION_DENIED;
} else if (NULL != authRes.pCond[AUTH_RES_BASIC]) {
*pTagCond = authRes.pCond[AUTH_RES_BASIC];
}
}
return code;
}
static int32_t getTableMeta(SInsertParseContext* pCxt, SName* pTbName, STableMeta** pTableMeta,
bool* pMissCache, bool bUsingTable) {
SParseContext* pComCxt = pCxt->pComCxt;
int32_t code = TSDB_CODE_SUCCESS;
if (pComCxt->async) {
if (bUsingTable) {
code = catalogGetCachedSTableMeta(pComCxt->pCatalog, pTbName, pTableMeta);
} else {
code = catalogGetCachedTableMeta(pComCxt->pCatalog, pTbName, pTableMeta);
}
} else {
SRequestConnInfo conn = {.pTrans = pComCxt->pTransporter,
.requestId = pComCxt->requestId,
.requestObjRefId = pComCxt->requestRid,
.mgmtEps = pComCxt->mgmtEpSet};
if (bUsingTable) {
code = catalogGetSTableMeta(pComCxt->pCatalog, &conn, pTbName, pTableMeta);
} else {
code = catalogGetTableMeta(pComCxt->pCatalog, &conn, pTbName, pTableMeta);
}
}
if (TSDB_CODE_SUCCESS == code) {
if (NULL == *pTableMeta) {
*pMissCache = true;
} else if (bUsingTable && TSDB_SUPER_TABLE != (*pTableMeta)->tableType) {
code = buildInvalidOperationMsg(&pCxt->msg, "create table only from super table is allowed");
}
}
return code;
}
static int32_t getTargetTableVgroup(SParseContext* pCxt, SVnodeModifyOpStmt* pStmt, bool isStb, bool* pMissCache) {
int32_t code = TSDB_CODE_SUCCESS;
SVgroupInfo vg;
bool exists = true;
if (pCxt->async) {
code = catalogGetCachedTableHashVgroup(pCxt->pCatalog, &pStmt->targetTableName, &vg, &exists);
} else {
SRequestConnInfo conn = {.pTrans = pCxt->pTransporter,
.requestId = pCxt->requestId,
.requestObjRefId = pCxt->requestRid,
.mgmtEps = pCxt->mgmtEpSet};
code = catalogGetTableHashVgroup(pCxt->pCatalog, &conn, &pStmt->targetTableName, &vg);
}
if (TSDB_CODE_SUCCESS == code) {
if (exists) {
if (isStb) {
pStmt->pTableMeta->vgId = vg.vgId;
}
code = taosHashPut(pStmt->pVgroupsHashObj, (const char*)&vg.vgId, sizeof(vg.vgId), (char*)&vg, sizeof(vg));
}
*pMissCache = !exists;
}
return code;
}
static int32_t getTargetTableMetaAndVgroup(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, bool* pMissCache) {
SParseContext* pComCxt = pCxt->pComCxt;
int32_t code = TSDB_CODE_SUCCESS;
if (pComCxt->async) {
{
SVgroupInfo vg;
code = catalogGetCachedTableVgMeta(pComCxt->pCatalog, &pStmt->targetTableName, &vg, &pStmt->pTableMeta);
if (TSDB_CODE_SUCCESS == code) {
if (NULL != pStmt->pTableMeta) {
if (pStmt->pTableMeta->tableType == TSDB_SUPER_TABLE) {
pStmt->stbSyntax = true;
} else {
code = taosHashPut(pStmt->pVgroupsHashObj, (const char*)&vg.vgId, sizeof(vg.vgId), (char*)&vg, sizeof(vg));
}
}
*pMissCache = (NULL == pStmt->pTableMeta);
}
}
} else {
bool bUsingTable = false;
code = getTableMeta(pCxt, &pStmt->targetTableName, &pStmt->pTableMeta, pMissCache, bUsingTable);
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
if (TSDB_SUPER_TABLE == pStmt->pTableMeta->tableType) {
pStmt->stbSyntax = true;
}
if (!pStmt->stbSyntax) {
code = getTargetTableVgroup(pCxt->pComCxt, pStmt, false, &pCxt->missCache);
}
}
}
return code;
}
static int32_t collectUseTable(const SName* pName, SHashObj* pTable) {
char fullName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(pName, fullName);
return taosHashPut(pTable, fullName, strlen(fullName), pName, sizeof(SName));
}
static int32_t collectUseDatabase(const SName* pName, SHashObj* pDbs) {
char dbFName[TSDB_DB_FNAME_LEN] = {0};
tNameGetFullDbName(pName, dbFName);
return taosHashPut(pDbs, dbFName, strlen(dbFName), dbFName, sizeof(dbFName));
}
static int32_t getTargetTableSchema(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (pCxt->forceUpdate) {
pCxt->missCache = true;
return TSDB_CODE_SUCCESS;
}
SNode* pTagCond = NULL;
int32_t code = checkAuth(pCxt->pComCxt, &pStmt->targetTableName, &pCxt->missCache, &pTagCond);
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
code = getTargetTableMetaAndVgroup(pCxt, pStmt, &pCxt->missCache);
}
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
if (TSDB_SUPER_TABLE != pStmt->pTableMeta->tableType) {
pCxt->needTableTagVal = (NULL != pTagCond);
pCxt->missCache = (NULL != pTagCond);
} else {
pStmt->pTagCond = nodesCloneNode(pTagCond);
}
}
nodesDestroyNode(pTagCond);
if (TSDB_CODE_SUCCESS == code && !pCxt->pComCxt->async) {
code = collectUseDatabase(&pStmt->targetTableName, pStmt->pDbFNameHashObj);
if (TSDB_CODE_SUCCESS == code) {
code = collectUseTable(&pStmt->targetTableName, pStmt->pTableNameHashObj);
}
}
return code;
}
static int32_t preParseUsingTableName(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pTbName) {
return insCreateSName(&pStmt->usingTableName, pTbName, pCxt->pComCxt->acctId, pCxt->pComCxt->db, &pCxt->msg);
}
static int32_t getUsingTableSchema(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (pCxt->forceUpdate) {
pCxt->missCache = true;
return TSDB_CODE_SUCCESS;
}
int32_t code = checkAuth(pCxt->pComCxt, &pStmt->usingTableName, &pCxt->missCache, &pStmt->pTagCond);
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
bool bUsingTable = true;
code = getTableMeta(pCxt, &pStmt->usingTableName, &pStmt->pTableMeta, &pCxt->missCache, bUsingTable);
}
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
code = getTargetTableVgroup(pCxt->pComCxt, pStmt, true, &pCxt->missCache);
}
if (TSDB_CODE_SUCCESS == code && !pCxt->pComCxt->async) {
code = collectUseDatabase(&pStmt->usingTableName, pStmt->pDbFNameHashObj);
if (TSDB_CODE_SUCCESS == code) {
code = collectUseTable(&pStmt->usingTableName, pStmt->pTableNameHashObj);
}
}
return code;
}
static int32_t parseUsingTableNameImpl(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SToken token;
NEXT_TOKEN(pStmt->pSql, token);
int32_t code = preParseUsingTableName(pCxt, pStmt, &token);
if (TSDB_CODE_SUCCESS == code) {
code = getUsingTableSchema(pCxt, pStmt);
}
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
code = storeChildTableMeta(pCxt, pStmt);
}
return code;
}
// input pStmt->pSql:
// 1(care). [USING stb_name [(tag1_name, ...)] TAGS (tag1_value, ...) [table_options]] ...
// 2. VALUES ... | FILE ...
// output pStmt->pSql:
// 1. [(tag1_name, ...)] TAGS (tag1_value, ...) [table_options]] ...
// 2. VALUES ... | FILE ...
static int32_t parseUsingTableName(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SToken token;
int32_t index = 0;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, token, index);
if (TK_USING != token.type) {
return getTargetTableSchema(pCxt, pStmt);
}
pStmt->usingTableProcessing = true;
// pStmt->pSql -> stb_name [(tag1_name, ...)
pStmt->pSql += index;
int32_t code = parseDuplicateUsingClause(pCxt, pStmt, &pCxt->usingDuplicateTable);
if (TSDB_CODE_SUCCESS == code && !pCxt->usingDuplicateTable) {
return parseUsingTableNameImpl(pCxt, pStmt);
}
return code;
}
static int32_t preParseTargetTableName(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pTbName) {
int32_t code = insCreateSName(&pStmt->targetTableName, pTbName, pCxt->pComCxt->acctId, pCxt->pComCxt->db, &pCxt->msg);
if (TSDB_CODE_SUCCESS == code) {
if (IS_SYS_DBNAME(pStmt->targetTableName.dbname)) {
return TSDB_CODE_PAR_SYSTABLE_NOT_ALLOWED;
}
}
return code;
}
// input pStmt->pSql:
// 1(care). [(field1_name, ...)] ...
// 2. [ USING ... ] ...
// 3. VALUES ... | FILE ...
// output pStmt->pSql:
// 1. [ USING ... ] ...
// 2. VALUES ... | FILE ...
static int32_t preParseBoundColumnsClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SToken token;
int32_t index = 0;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, token, index);
if (TK_NK_LP != token.type) {
return TSDB_CODE_SUCCESS;
}
// pStmt->pSql -> field1_name, ...)
pStmt->pSql += index;
pStmt->pBoundCols = pStmt->pSql;
return skipParentheses(pCxt, &pStmt->pSql);
}
static int32_t getTableDataCxt(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, STableDataCxt** pTableCxt) {
if (pCxt->pComCxt->async) {
return insGetTableDataCxt(pStmt->pTableBlockHashObj, &pStmt->pTableMeta->uid, sizeof(pStmt->pTableMeta->uid),
pStmt->pTableMeta, &pStmt->pCreateTblReq, pTableCxt, false, false);
}
char tbFName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(&pStmt->targetTableName, tbFName);
if (pStmt->usingTableProcessing) {
pStmt->pTableMeta->uid = 0;
}
return insGetTableDataCxt(pStmt->pTableBlockHashObj, tbFName, strlen(tbFName), pStmt->pTableMeta,
&pStmt->pCreateTblReq, pTableCxt, NULL != pCxt->pComCxt->pStmtCb, false);
}
static int32_t parseBoundColumnsClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, STableDataCxt* pTableCxt) {
SToken token;
int32_t index = 0;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, token, index);
if (TK_NK_LP == token.type) {
pStmt->pSql += index;
if (NULL != pStmt->pBoundCols) {
return buildSyntaxErrMsg(&pCxt->msg, "keyword VALUES or FILE is expected", token.z);
}
// pStmt->pSql -> field1_name, ...)
return parseBoundColumns(pCxt, &pStmt->pSql, BOUND_COLUMNS, pStmt->pTableMeta,
&pTableCxt->boundColsInfo);
}
if (NULL != pStmt->pBoundCols) {
return parseBoundColumns(pCxt, &pStmt->pBoundCols, BOUND_COLUMNS, pStmt->pTableMeta,
&pTableCxt->boundColsInfo);
}
return TSDB_CODE_SUCCESS;
}
int32_t initTableColSubmitData(STableDataCxt* pTableCxt) {
if (0 == (pTableCxt->pData->flags & SUBMIT_REQ_COLUMN_DATA_FORMAT)) {
return TSDB_CODE_SUCCESS;
}
for (int32_t i = 0; i < pTableCxt->boundColsInfo.numOfBound; ++i) {
SSchema* pSchema = &pTableCxt->pMeta->schema[pTableCxt->boundColsInfo.pColIndex[i]];
SColData* pCol = taosArrayReserve(pTableCxt->pData->aCol, 1);
if (NULL == pCol) {
return TSDB_CODE_OUT_OF_MEMORY;
}
tColDataInit(pCol, pSchema->colId, pSchema->type, 0);
}
return TSDB_CODE_SUCCESS;
}
// input pStmt->pSql:
// 1. [(tag1_name, ...)] ...
// 2. VALUES ... | FILE ...
// output pStmt->pSql: VALUES ... | FILE ...
static int32_t parseSchemaClauseBottom(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt,
STableDataCxt** pTableCxt) {
int32_t code = parseUsingClauseBottom(pCxt, pStmt);
if (TSDB_CODE_SUCCESS == code) {
code = getTableDataCxt(pCxt, pStmt, pTableCxt);
}
if (TSDB_CODE_SUCCESS == code) {
code = parseBoundColumnsClause(pCxt, pStmt, *pTableCxt);
}
if (TSDB_CODE_SUCCESS == code) {
code = initTableColSubmitData(*pTableCxt);
}
return code;
}
// input pStmt->pSql: [(field1_name, ...)] [ USING ... ] VALUES ... | FILE ...
// output pStmt->pSql:
// 1. [(tag1_name, ...)] ...
// 2. VALUES ... | FILE ...
static int32_t parseSchemaClauseTop(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pTbName) {
int32_t code = preParseTargetTableName(pCxt, pStmt, pTbName);
if (TSDB_CODE_SUCCESS == code) {
// option: [(field1_name, ...)]
code = preParseBoundColumnsClause(pCxt, pStmt);
}
if (TSDB_CODE_SUCCESS == code) {
// option: [USING stb_name]
code = parseUsingTableName(pCxt, pStmt);
}
return code;
}
static int32_t parseValueTokenImpl(SInsertParseContext* pCxt, const char** pSql, SToken* pToken, SSchema* pSchema,
int16_t timePrec, SColVal* pVal) {
switch (pSchema->type) {
case TSDB_DATA_TYPE_BOOL: {
if ((pToken->type == TK_NK_BOOL || pToken->type == TK_NK_STRING) && (pToken->n != 0)) {
if (strncmp(pToken->z, "true", pToken->n) == 0) {
pVal->value.val = TRUE_VALUE;
} else if (strncmp(pToken->z, "false", pToken->n) == 0) {
pVal->value.val = FALSE_VALUE;
} else {
return buildSyntaxErrMsg(&pCxt->msg, "invalid bool data", pToken->z);
}
} else if (pToken->type == TK_NK_INTEGER) {
pVal->value.val = ((taosStr2Int64(pToken->z, NULL, 10) == 0) ? FALSE_VALUE : TRUE_VALUE);
} else if (pToken->type == TK_NK_FLOAT) {
pVal->value.val = ((taosStr2Double(pToken->z, NULL) == 0) ? FALSE_VALUE : TRUE_VALUE);
} else {
return buildSyntaxErrMsg(&pCxt->msg, "invalid bool data", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_TINYINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid tinyint data", pToken->z);
} else if (!IS_VALID_TINYINT(pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "tinyint data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_UTINYINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid unsigned tinyint data", pToken->z);
} else if (pVal->value.val > UINT8_MAX) {
return buildSyntaxErrMsg(&pCxt->msg, "unsigned tinyint data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_SMALLINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid smallint data", pToken->z);
} else if (!IS_VALID_SMALLINT(pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "smallint data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_USMALLINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid unsigned smallint data", pToken->z);
} else if (pVal->value.val > UINT16_MAX) {
return buildSyntaxErrMsg(&pCxt->msg, "unsigned smallint data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_INT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid int data", pToken->z);
} else if (!IS_VALID_INT(pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "int data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_UINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid unsigned int data", pToken->z);
} else if (pVal->value.val > UINT32_MAX) {
return buildSyntaxErrMsg(&pCxt->msg, "unsigned int data overflow", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_BIGINT: {
if (TSDB_CODE_SUCCESS != toInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid bigint data", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_UBIGINT: {
if (TSDB_CODE_SUCCESS != toUInteger(pToken->z, pToken->n, 10, &pVal->value.val)) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid unsigned bigint data", pToken->z);
}
break;
}
case TSDB_DATA_TYPE_FLOAT: {
char* endptr = NULL;
double dv;
if (TK_NK_ILLEGAL == toDouble(pToken, &dv, &endptr)) {
return buildSyntaxErrMsg(&pCxt->msg, "illegal float data", pToken->z);
}
if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || dv > FLT_MAX || dv < -FLT_MAX || isinf(dv) ||
isnan(dv)) {
return buildSyntaxErrMsg(&pCxt->msg, "illegal float data", pToken->z);
}
float f = dv;
memcpy(&pVal->value.val, &f, sizeof(f));
break;
}
case TSDB_DATA_TYPE_DOUBLE: {
char* endptr = NULL;
double dv;
if (TK_NK_ILLEGAL == toDouble(pToken, &dv, &endptr)) {
return buildSyntaxErrMsg(&pCxt->msg, "illegal double data", pToken->z);
}
if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || isinf(dv) || isnan(dv)) {
return buildSyntaxErrMsg(&pCxt->msg, "illegal double data", pToken->z);
}
pVal->value.val = *(int64_t*)&dv;
break;
}
case TSDB_DATA_TYPE_BINARY: {
// Too long values will raise the invalid sql error message
if (pToken->n + VARSTR_HEADER_SIZE > pSchema->bytes) {
return generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
}
pVal->value.pData = taosMemoryMalloc(pToken->n);
if (NULL == pVal->value.pData) {
return TSDB_CODE_OUT_OF_MEMORY;
}
memcpy(pVal->value.pData, pToken->z, pToken->n);
pVal->value.nData = pToken->n;
break;
}
case TSDB_DATA_TYPE_VARBINARY: {
int32_t code = parseVarbinary(pToken, &pVal->value.pData, &pVal->value.nData, pSchema->bytes);
if(code != TSDB_CODE_SUCCESS){
return generateSyntaxErrMsg(&pCxt->msg, code, pSchema->name);
}
break;
}
case TSDB_DATA_TYPE_NCHAR: {
// if the converted output len is over than pColumnModel->bytes, return error: 'Argument list too long'
int32_t len = 0;
char* pUcs4 = taosMemoryCalloc(1, pSchema->bytes - VARSTR_HEADER_SIZE);
if (NULL == pUcs4) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)pUcs4, pSchema->bytes - VARSTR_HEADER_SIZE, &len)) {
taosMemoryFree(pUcs4);
if (errno == E2BIG) {
return generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
}
char buf[512] = {0};
snprintf(buf, tListLen(buf), "%s", strerror(errno));
return buildSyntaxErrMsg(&pCxt->msg, buf, pToken->z);
}
pVal->value.pData = pUcs4;
pVal->value.nData = len;
break;
}
case TSDB_DATA_TYPE_JSON: {
if (pToken->n > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
return buildSyntaxErrMsg(&pCxt->msg, "json string too long than 4095", pToken->z);
}
pVal->value.pData = taosMemoryMalloc(pToken->n);
if (NULL == pVal->value.pData) {
return TSDB_CODE_OUT_OF_MEMORY;
}
memcpy(pVal->value.pData, pToken->z, pToken->n);
pVal->value.nData = pToken->n;
break;
}
case TSDB_DATA_TYPE_GEOMETRY: {
int32_t code = TSDB_CODE_FAILED;
unsigned char *output = NULL;
size_t size = 0;
code = parseGeometry(pToken, &output, &size);
if (code != TSDB_CODE_SUCCESS) {
code = buildSyntaxErrMsg(&pCxt->msg, getThreadLocalGeosCtx()->errMsg, pToken->z);
}
// Too long values will raise the invalid sql error message
else if (size + VARSTR_HEADER_SIZE > pSchema->bytes) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);
}
else {
pVal->value.pData = taosMemoryMalloc(size);
if (NULL == pVal->value.pData) {
code = TSDB_CODE_OUT_OF_MEMORY;
}
else {
memcpy(pVal->value.pData, output, size);
pVal->value.nData = size;
}
}
geosFreeBuffer(output);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
break;
}
case TSDB_DATA_TYPE_TIMESTAMP: {
if (parseTime(pSql, pToken, timePrec, &pVal->value.val, &pCxt->msg) != TSDB_CODE_SUCCESS) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid timestamp", pToken->z);
}
break;
}
default:
return TSDB_CODE_FAILED;
}
pVal->flag = CV_FLAG_VALUE;
return TSDB_CODE_SUCCESS;
}
static int32_t parseValueToken(SInsertParseContext* pCxt, const char** pSql, SToken* pToken, SSchema* pSchema,
int16_t timePrec, SColVal* pVal) {
int32_t code = checkAndTrimValue(pToken, pCxt->tmpTokenBuf, &pCxt->msg);
if (TSDB_CODE_SUCCESS == code && isNullValue(pSchema->type, pToken)) {
if (TSDB_DATA_TYPE_TIMESTAMP == pSchema->type && PRIMARYKEY_TIMESTAMP_COL_ID == pSchema->colId) {
return buildSyntaxErrMsg(&pCxt->msg, "primary timestamp should not be null", pToken->z);
}
pVal->flag = CV_FLAG_NULL;
return TSDB_CODE_SUCCESS;
}
if (TSDB_CODE_SUCCESS == code && IS_NUMERIC_TYPE(pSchema->type) && pToken->n == 0) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid numeric data", pToken->z);
}
if (TSDB_CODE_SUCCESS == code) {
code = parseValueTokenImpl(pCxt, pSql, pToken, pSchema, timePrec, pVal);
}
return code;
}
static void clearColValArray(SArray* pCols) {
int32_t num = taosArrayGetSize(pCols);
for (int32_t i = 0; i < num; ++i) {
SColVal* pCol = taosArrayGet(pCols, i);
if (IS_VAR_DATA_TYPE(pCol->type)) {
taosMemoryFreeClear(pCol->value.pData);
}
}
}
typedef struct SStbRowsDataContext {
SName stbName;
STableMeta* pStbMeta;
SNode* pTagCond;
SBoundColInfo boundColsInfo;
// the following fields are for each stb row
SArray* aTagVals;
SArray* aColVals;
SArray* aTagNames;
SName ctbName;
STag* pTag;
STableMeta* pCtbMeta;
SVCreateTbReq* pCreateCtbReq;
bool hasTimestampTag;
bool isJsonTag;
} SStbRowsDataContext;
typedef union SRowsDataContext{
STableDataCxt* pTableDataCxt;
SStbRowsDataContext* pStbRowsCxt;
} SRowsDataContext;
static int32_t parseTbnameToken(SInsertParseContext* pCxt, SStbRowsDataContext* pStbRowsCxt, SToken* pToken, bool* pFoundCtbName) {
*pFoundCtbName = false;
int32_t code = checkAndTrimValue(pToken, pCxt->tmpTokenBuf, &pCxt->msg);
if (code == TSDB_CODE_SUCCESS){
if (isNullValue(TSDB_DATA_TYPE_BINARY, pToken)) {
return buildInvalidOperationMsg(&pCxt->msg, "tbname can not be null value");
}
if (pToken->n > 0) {
if (pToken->n <= TSDB_TABLE_NAME_LEN - 1) {
for (int i = 0; i < pToken->n; ++i) {
if (pToken->z[i] == '.') {
return buildInvalidOperationMsg(&pCxt->msg, "tbname can not contain '.'");
} else {
pStbRowsCxt->ctbName.tname[i] = pToken->z[i];
}
}
pStbRowsCxt->ctbName.tname[pToken->n] = '\0';
*pFoundCtbName = true;
} else {
return buildInvalidOperationMsg(&pCxt->msg, "tbname is too long");
}
} else {
return buildInvalidOperationMsg(&pCxt->msg, "tbname can not be empty");
}
}
return code;
}
static int32_t processCtbTagsAfterCtbName(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt,
SStbRowsDataContext* pStbRowsCxt, bool ctbFirst,
const SToken* tagTokens, SSchema* const* tagSchemas,
int numOfTagTokens) {
int32_t code = TSDB_CODE_SUCCESS;
if (code == TSDB_CODE_SUCCESS && ctbFirst) {
for (int32_t i = 0; code == TSDB_CODE_SUCCESS && i < numOfTagTokens; ++i) {
SToken* pTagToken = (SToken*)(tagTokens + i);
SSchema* pTagSchema = tagSchemas[i];
code = checkAndTrimValue(pTagToken, pCxt->tmpTokenBuf, &pCxt->msg);
if (code == TSDB_CODE_SUCCESS) {
code = parseTagValue(pCxt, pStmt, NULL, pTagSchema, pTagToken, pStbRowsCxt->aTagNames, pStbRowsCxt->aTagVals,
&pStbRowsCxt->pTag);
}
}
if (code == TSDB_CODE_SUCCESS && !pStbRowsCxt->isJsonTag) {
code = tTagNew(pStbRowsCxt->aTagVals, 1, false, &pStbRowsCxt->pTag);
}
}
if (code == TSDB_CODE_SUCCESS && pStbRowsCxt->pTagCond) {
code = checkSubtablePrivilege(pStbRowsCxt->aTagVals, pStbRowsCxt->aTagNames, &pStbRowsCxt->pTagCond);
}
return code;
}
static int32_t doGetStbRowValues(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, const char** ppSql,
SStbRowsDataContext* pStbRowsCxt, SToken* pToken,
const SBoundColInfo* pCols, const SSchema* pSchemas,
SToken* tagTokens, SSchema** tagSchemas, int* pNumOfTagTokens, bool* bFoundTbName) {
int32_t code = TSDB_CODE_SUCCESS;
SArray* pTagNames = pStbRowsCxt->aTagNames;
SArray* pTagVals = pStbRowsCxt->aTagVals;
bool canParseTagsAfter = !pStbRowsCxt->pTagCond && !pStbRowsCxt->hasTimestampTag;
int32_t numOfCols = getNumOfColumns(pStbRowsCxt->pStbMeta);
int32_t tbnameIdx = getTbnameSchemaIndex(pStbRowsCxt->pStbMeta);
for (int i = 0; i < pCols->numOfBound && (code) == TSDB_CODE_SUCCESS; ++i) {
const char* pTmpSql = *ppSql;
bool ignoreComma = false;
NEXT_TOKEN_WITH_PREV_EXT(*ppSql, *pToken, &ignoreComma);
if (ignoreComma) {
code = buildSyntaxErrMsg(&pCxt->msg, "invalid data or symbol", pTmpSql);
break;
}
if (TK_NK_RP == pToken->type) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_INVALID_COLUMNS_NUM);
break;
}
if (pCols->pColIndex[i] < numOfCols) {
const SSchema* pSchema = &pSchemas[pCols->pColIndex[i]];
SColVal* pVal = taosArrayGet(pStbRowsCxt->aColVals, pCols->pColIndex[i]);
code = parseValueToken(pCxt, ppSql, pToken, (SSchema*)pSchema, getTableInfo(pStbRowsCxt->pStbMeta).precision, pVal);
} else if (pCols->pColIndex[i] < tbnameIdx) {
const SSchema* pTagSchema = &pSchemas[pCols->pColIndex[i]];
if (canParseTagsAfter) {
tagTokens[(*pNumOfTagTokens)] = *pToken;
tagSchemas[(*pNumOfTagTokens)] = (SSchema*)pTagSchema;
++(*pNumOfTagTokens);
} else {
code = checkAndTrimValue(pToken, pCxt->tmpTokenBuf, &pCxt->msg);
if (code == TSDB_CODE_SUCCESS) {
code = parseTagValue(pCxt, pStmt, ppSql, (SSchema*)pTagSchema, pToken, pTagNames, pTagVals, &pStbRowsCxt->pTag);
}
}
}
else if (pCols->pColIndex[i] == tbnameIdx) {
code = parseTbnameToken(pCxt, pStbRowsCxt, pToken, bFoundTbName);
}
if (code == TSDB_CODE_SUCCESS && i < pCols->numOfBound - 1) {
NEXT_VALID_TOKEN(*ppSql, *pToken);
if (TK_NK_COMMA != pToken->type) {
code = buildSyntaxErrMsg(&pCxt->msg, ", expected", pToken->z);
}
}
}
return code;
}
static int32_t getStbRowValues(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, const char** ppSql,
SStbRowsDataContext* pStbRowsCxt, bool* pGotRow,
SToken* pToken, bool *pCtbFirst) {
SBoundColInfo* pCols = &pStbRowsCxt->boundColsInfo;
SSchema* pSchemas = getTableColumnSchema(pStbRowsCxt->pStbMeta);
bool bFoundTbName = false;
const char* pOrigSql = *ppSql;
int32_t code = TSDB_CODE_SUCCESS;
SToken tagTokens[TSDB_MAX_TAGS] = {0};
SSchema* tagSchemas[TSDB_MAX_TAGS] = {0};
int numOfTagTokens = 0;
code = doGetStbRowValues(pCxt, pStmt, ppSql, pStbRowsCxt, pToken, pCols, pSchemas, tagTokens,
tagSchemas, &numOfTagTokens, &bFoundTbName);
if (code == TSDB_CODE_SUCCESS && !bFoundTbName) {
code = buildSyntaxErrMsg(&pCxt->msg, "tbname value expected", pOrigSql);
}
bool ctbFirst = true;
if (code == TSDB_CODE_SUCCESS) {
char ctbFName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(&pStbRowsCxt->ctbName, ctbFName);
STableMeta** pCtbMeta = taosHashGet(pStmt->pSubTableHashObj, ctbFName, strlen(ctbFName));
ctbFirst = (pCtbMeta == NULL);
if (!ctbFirst) {
pStbRowsCxt->pCtbMeta->uid = (*pCtbMeta)->uid;
pStbRowsCxt->pCtbMeta->vgId = (*pCtbMeta)->vgId;
}
*pCtbFirst = ctbFirst;
}
if (code == TSDB_CODE_SUCCESS) {
code = processCtbTagsAfterCtbName(pCxt, pStmt, pStbRowsCxt, ctbFirst, tagTokens, tagSchemas, numOfTagTokens);
}
if (code == TSDB_CODE_SUCCESS) {
*pGotRow = true;
}
return code;
}
static int32_t processCtbAutoCreationAndCtbMeta(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SStbRowsDataContext* pStbRowsCxt) {
int32_t code = TSDB_CODE_SUCCESS;
pStbRowsCxt->pCreateCtbReq = taosMemoryCalloc(1, sizeof(SVCreateTbReq));
if (pStbRowsCxt->pCreateCtbReq == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
}
if (code == TSDB_CODE_SUCCESS) {
insBuildCreateTbReq(pStbRowsCxt->pCreateCtbReq, pStbRowsCxt->ctbName.tname, pStbRowsCxt->pTag, pStbRowsCxt->pStbMeta->uid,
pStbRowsCxt->stbName.tname, pStbRowsCxt->aTagNames, getNumOfTags(pStbRowsCxt->pStbMeta),
TSDB_DEFAULT_TABLE_TTL);
pStbRowsCxt->pTag = NULL;
}
if (code == TSDB_CODE_SUCCESS) {
char ctbFName[TSDB_TABLE_FNAME_LEN];
tNameExtractFullName(&pStbRowsCxt->ctbName, ctbFName);
SVgroupInfo vg;
SRequestConnInfo conn = {.pTrans = pCxt->pComCxt->pTransporter,
.requestId = pCxt->pComCxt->requestId,
.requestObjRefId = pCxt->pComCxt->requestRid,
.mgmtEps = pCxt->pComCxt->mgmtEpSet};
code = catalogGetTableHashVgroup(pCxt->pComCxt->pCatalog, &conn, &pStbRowsCxt->ctbName, &vg);
if (code == TSDB_CODE_SUCCESS) {
taosHashPut(pStmt->pVgroupsHashObj, (const char*)(&vg.vgId), sizeof(vg.vgId), &vg, sizeof(vg));
pStbRowsCxt->pCtbMeta->uid = taosHashGetSize(pStmt->pSubTableHashObj) + 1;
pStbRowsCxt->pCtbMeta->vgId = vg.vgId;
STableMeta* pBackup = NULL;
cloneTableMeta(pStbRowsCxt->pCtbMeta, &pBackup);
taosHashPut(pStmt->pSubTableHashObj, ctbFName, strlen(ctbFName), &pBackup, POINTER_BYTES);
}
collectUseTable(&pStbRowsCxt->ctbName, pStmt->pTableNameHashObj);
}
return code;
}
static void clearStbRowsDataContext(SStbRowsDataContext* pStbRowsCxt) {
if (pStbRowsCxt == NULL) return;
taosArrayClear(pStbRowsCxt->aTagNames);
for (int i = 0; i < taosArrayGetSize(pStbRowsCxt->aTagVals); ++i) {
STagVal* p = (STagVal*)taosArrayGet(pStbRowsCxt->aTagVals, i);
if (IS_VAR_DATA_TYPE(p->type)) {
taosMemoryFreeClear(p->pData);
}
}
taosArrayClear(pStbRowsCxt->aTagVals);
clearColValArray(pStbRowsCxt->aColVals);
tTagFree(pStbRowsCxt->pTag);
pStbRowsCxt->pTag = NULL;
tdDestroySVCreateTbReq(pStbRowsCxt->pCreateCtbReq);
taosMemoryFreeClear(pStbRowsCxt->pCreateCtbReq);
}
static int32_t parseOneStbRow(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, const char** ppSql,
SStbRowsDataContext* pStbRowsCxt, bool* pGotRow, SToken* pToken) {
bool bFirstTable = false;
int32_t code = getStbRowValues(pCxt, pStmt, ppSql, pStbRowsCxt, pGotRow, pToken, &bFirstTable);
if (code != TSDB_CODE_SUCCESS || !*pGotRow) {
return code;
}
if (code == TSDB_CODE_SUCCESS && bFirstTable) {
code = processCtbAutoCreationAndCtbMeta(pCxt, pStmt, pStbRowsCxt);
}
STableDataCxt* pTableDataCxt = NULL;
code = insGetTableDataCxt(pStmt->pTableBlockHashObj, &pStbRowsCxt->pCtbMeta->uid, sizeof(pStbRowsCxt->pCtbMeta->uid),
pStbRowsCxt->pCtbMeta, &pStbRowsCxt->pCreateCtbReq, &pTableDataCxt, false, true);
initTableColSubmitData(pTableDataCxt);
if (code == TSDB_CODE_SUCCESS) {
SRow** pRow = taosArrayReserve(pTableDataCxt->pData->aRowP, 1);
code = tRowBuild(pStbRowsCxt->aColVals, pTableDataCxt->pSchema, pRow);
if (TSDB_CODE_SUCCESS == code) {
insCheckTableDataOrder(pTableDataCxt, TD_ROW_KEY(*pRow));
}
}
if (code == TSDB_CODE_SUCCESS) {
*pGotRow = true;
}
clearStbRowsDataContext(pStbRowsCxt);
return TSDB_CODE_SUCCESS;
}
static int parseOneRow(SInsertParseContext* pCxt, const char** pSql, STableDataCxt* pTableCxt, bool* pGotRow, SToken* pToken) {
SBoundColInfo* pCols = &pTableCxt->boundColsInfo;
bool isParseBindParam = false;
SSchema* pSchemas = getTableColumnSchema(pTableCxt->pMeta);
int32_t code = TSDB_CODE_SUCCESS;
// 1. set the parsed value from sql string
for (int i = 0; i < pCols->numOfBound && TSDB_CODE_SUCCESS == code; ++i) {
const char* pOrigSql = *pSql;
bool ignoreComma = false;
NEXT_TOKEN_WITH_PREV_EXT(*pSql, *pToken, &ignoreComma);
if (ignoreComma) {
code = buildSyntaxErrMsg(&pCxt->msg, "invalid data or symbol", pOrigSql);
break;
}
SSchema* pSchema = &pSchemas[pCols->pColIndex[i]];
SColVal* pVal = taosArrayGet(pTableCxt->pValues, pCols->pColIndex[i]);
if (pToken->type == TK_NK_QUESTION) {
isParseBindParam = true;
if (NULL == pCxt->pComCxt->pStmtCb) {
code = buildSyntaxErrMsg(&pCxt->msg, "? only used in stmt", pToken->z);
break;
}
} else {
if (TK_NK_RP == pToken->type) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_INVALID_COLUMNS_NUM);
break;
}
if (isParseBindParam) {
code = buildInvalidOperationMsg(&pCxt->msg, "no mix usage for ? and values");
break;
}
if (TSDB_CODE_SUCCESS == code) {
code = parseValueToken(pCxt, pSql, pToken, pSchema, getTableInfo(pTableCxt->pMeta).precision, pVal);
}
}
if (TSDB_CODE_SUCCESS == code && i < pCols->numOfBound - 1) {
NEXT_VALID_TOKEN(*pSql, *pToken);
if (TK_NK_COMMA != pToken->type) {
code = buildSyntaxErrMsg(&pCxt->msg, ", expected", pToken->z);
}
}
}
if (TSDB_CODE_SUCCESS == code && !isParseBindParam) {
SRow** pRow = taosArrayReserve(pTableCxt->pData->aRowP, 1);
code = tRowBuild(pTableCxt->pValues, pTableCxt->pSchema, pRow);
if (TSDB_CODE_SUCCESS == code) {
insCheckTableDataOrder(pTableCxt, TD_ROW_KEY(*pRow));
}
}
if (TSDB_CODE_SUCCESS == code && !isParseBindParam) {
*pGotRow = true;
}
clearColValArray(pTableCxt->pValues);
return code;
}
// pSql -> (field1_value, ...) [(field1_value2, ...) ...]
static int32_t parseValues(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataCxt,
int32_t* pNumOfRows, SToken* pToken) {
int32_t code = TSDB_CODE_SUCCESS;
(*pNumOfRows) = 0;
while (TSDB_CODE_SUCCESS == code) {
int32_t index = 0;
NEXT_TOKEN_KEEP_SQL(pStmt->pSql, *pToken, index);
if (TK_NK_LP != pToken->type) {
break;
}
pStmt->pSql += index;
bool gotRow = false;
if (TSDB_CODE_SUCCESS == code) {
if (!pStmt->stbSyntax) {
code = parseOneRow(pCxt, &pStmt->pSql, rowsDataCxt.pTableDataCxt, &gotRow, pToken);
} else {
code = parseOneStbRow(pCxt, pStmt, &pStmt->pSql, rowsDataCxt.pStbRowsCxt, &gotRow, pToken);
}
}
if (TSDB_CODE_SUCCESS == code) {
NEXT_VALID_TOKEN(pStmt->pSql, *pToken);
if (TK_NK_COMMA == pToken->type) {
code = generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_INVALID_COLUMNS_NUM);
} else if (TK_NK_RP != pToken->type) {
code = buildSyntaxErrMsg(&pCxt->msg, ") expected", pToken->z);
}
}
if (TSDB_CODE_SUCCESS == code && gotRow) {
(*pNumOfRows)++;
}
}
if (TSDB_CODE_SUCCESS == code && 0 == (*pNumOfRows) &&
(!TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT))) {
code = buildSyntaxErrMsg(&pCxt->msg, "no any data points", NULL);
}
return code;
}
// VALUES (field1_value, ...) [(field1_value2, ...) ...]
static int32_t parseValuesClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataContext,
SToken* pToken) {
int32_t numOfRows = 0;
int32_t code = parseValues(pCxt, pStmt, rowsDataContext, &numOfRows, pToken);
if (TSDB_CODE_SUCCESS == code) {
pStmt->totalRowsNum += numOfRows;
pStmt->totalTbNum += 1;
TSDB_QUERY_SET_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_INSERT);
}
return code;
}
static int32_t parseCsvFile(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataCxt,
int32_t* pNumOfRows) {
int32_t code = TSDB_CODE_SUCCESS;
(*pNumOfRows) = 0;
char* pLine = NULL;
int64_t readLen = 0;
bool firstLine = (pStmt->fileProcessing == false);
pStmt->fileProcessing = false;
while (TSDB_CODE_SUCCESS == code && (readLen = taosGetLineFile(pStmt->fp, &pLine)) != -1) {
if (('\r' == pLine[readLen - 1]) || ('\n' == pLine[readLen - 1])) {
pLine[--readLen] = '\0';
}
if (readLen == 0) {
firstLine = false;
continue;
}
bool gotRow = false;
if (TSDB_CODE_SUCCESS == code) {
SToken token;
strtolower(pLine, pLine);
const char* pRow = pLine;
if (!pStmt->stbSyntax) {
code = parseOneRow(pCxt, (const char**)&pRow, rowsDataCxt.pTableDataCxt, &gotRow, &token);
} else {
code = parseOneStbRow(pCxt, pStmt, (const char**)&pRow, rowsDataCxt.pStbRowsCxt, &gotRow, &token);
}
if (code && firstLine) {
firstLine = false;
code = 0;
continue;
}
}
if (TSDB_CODE_SUCCESS == code && gotRow) {
(*pNumOfRows)++;
}
if (TSDB_CODE_SUCCESS == code && (*pNumOfRows) > tsMaxInsertBatchRows) {
pStmt->fileProcessing = true;
break;
}
firstLine = false;
}
taosMemoryFree(pLine);
parserDebug("0x%" PRIx64 " %d rows have been parsed", pCxt->pComCxt->requestId, *pNumOfRows);
if (TSDB_CODE_SUCCESS == code && 0 == (*pNumOfRows) &&
(!TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT)) && !pStmt->fileProcessing) {
code = buildSyntaxErrMsg(&pCxt->msg, "no any data points", NULL);
}
return code;
}
static int32_t parseDataFromFileImpl(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataCxt) {
int32_t numOfRows = 0;
int32_t code = parseCsvFile(pCxt, pStmt, rowsDataCxt, &numOfRows);
if (TSDB_CODE_SUCCESS == code) {
pStmt->totalRowsNum += numOfRows;
pStmt->totalTbNum += 1;
TSDB_QUERY_SET_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_FILE_INSERT);
if (!pStmt->fileProcessing) {
taosCloseFile(&pStmt->fp);
} else {
parserDebug("0x%" PRIx64 " insert from csv. File is too large, do it in batches.", pCxt->pComCxt->requestId);
}
}
return code;
}
static int32_t parseDataFromFile(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pFilePath,
SRowsDataContext rowsDataCxt) {
char filePathStr[TSDB_FILENAME_LEN] = {0};
if (TK_NK_STRING == pFilePath->type) {
trimString(pFilePath->z, pFilePath->n, filePathStr, sizeof(filePathStr));
} else {
strncpy(filePathStr, pFilePath->z, pFilePath->n);
}
pStmt->fp = taosOpenFile(filePathStr, TD_FILE_READ | TD_FILE_STREAM);
if (NULL == pStmt->fp) {
return TAOS_SYSTEM_ERROR(errno);
}
return parseDataFromFileImpl(pCxt, pStmt, rowsDataCxt);
}
static int32_t parseFileClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataCxt,
SToken* pToken) {
if (tsUseAdapter) {
return buildInvalidOperationMsg(&pCxt->msg, "proxy mode does not support csv loading");
}
NEXT_TOKEN(pStmt->pSql, *pToken);
if (0 == pToken->n || (TK_NK_STRING != pToken->type && TK_NK_ID != pToken->type)) {
return buildSyntaxErrMsg(&pCxt->msg, "file path is required following keyword FILE", pToken->z);
}
return parseDataFromFile(pCxt, pStmt, pToken, rowsDataCxt);
}
// VALUES (field1_value, ...) [(field1_value2, ...) ...] | FILE csv_file_path
static int32_t parseDataClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SRowsDataContext rowsDataCxt) {
SToken token;
NEXT_TOKEN(pStmt->pSql, token);
switch (token.type) {
case TK_VALUES:
return parseValuesClause(pCxt, pStmt, rowsDataCxt, &token);
case TK_FILE:
return parseFileClause(pCxt, pStmt, rowsDataCxt, &token);
default:
break;
}
return buildSyntaxErrMsg(&pCxt->msg, "keyword VALUES or FILE is expected", token.z);
}
static void destroyStbRowsDataContext(SStbRowsDataContext* pStbRowsCxt) {
if (pStbRowsCxt == NULL) return;
clearStbRowsDataContext(pStbRowsCxt);
taosArrayDestroy(pStbRowsCxt->aColVals);
pStbRowsCxt->aColVals = NULL;
taosArrayDestroy(pStbRowsCxt->aTagVals);
pStbRowsCxt->aTagVals = NULL;
taosArrayDestroy(pStbRowsCxt->aTagNames);
pStbRowsCxt->aTagNames = NULL;
insDestroyBoundColInfo(&pStbRowsCxt->boundColsInfo);
tTagFree(pStbRowsCxt->pTag);
pStbRowsCxt->pTag = NULL;
taosMemoryFreeClear(pStbRowsCxt->pCtbMeta);
tdDestroySVCreateTbReq(pStbRowsCxt->pCreateCtbReq);
taosMemoryFreeClear(pStbRowsCxt->pCreateCtbReq);
}
static int32_t constructStbRowsDataContext(SVnodeModifyOpStmt* pStmt, SStbRowsDataContext** ppStbRowsCxt) {
SStbRowsDataContext* pStbRowsCxt = taosMemoryCalloc(1, sizeof(SStbRowsDataContext));
if (!pStbRowsCxt) {
return TSDB_CODE_OUT_OF_MEMORY;
}
tNameAssign(&pStbRowsCxt->stbName, &pStmt->targetTableName);
collectUseTable(&pStbRowsCxt->stbName, pStmt->pTableNameHashObj);
collectUseDatabase(&pStbRowsCxt->stbName, pStmt->pDbFNameHashObj);
pStbRowsCxt->ctbName.type = TSDB_TABLE_NAME_T;
pStbRowsCxt->ctbName.acctId = pStbRowsCxt->stbName.acctId;
memcpy(pStbRowsCxt->ctbName.dbname, pStbRowsCxt->stbName.dbname, sizeof(pStbRowsCxt->stbName.dbname));
pStbRowsCxt->pTagCond = pStmt->pTagCond;
pStbRowsCxt->pStbMeta = pStmt->pTableMeta;
cloneTableMeta(pStbRowsCxt->pStbMeta, &pStbRowsCxt->pCtbMeta);
pStbRowsCxt->pCtbMeta->tableType = TSDB_CHILD_TABLE;
pStbRowsCxt->pCtbMeta->suid = pStbRowsCxt->pStbMeta->uid;
pStbRowsCxt->aTagNames = taosArrayInit(8, TSDB_COL_NAME_LEN);
pStbRowsCxt->aTagVals = taosArrayInit(8, sizeof(STagVal));
// col values and bound cols info of STableDataContext is not used
pStbRowsCxt->aColVals = taosArrayInit(getNumOfColumns(pStbRowsCxt->pStbMeta), sizeof(SColVal));
insInitColValues(pStbRowsCxt->pStbMeta, pStbRowsCxt->aColVals);
STableComInfo tblInfo = getTableInfo(pStmt->pTableMeta);
insInitBoundColsInfo(tblInfo.numOfColumns + tblInfo.numOfTags + 1, &pStbRowsCxt->boundColsInfo);
*ppStbRowsCxt = pStbRowsCxt;
return TSDB_CODE_SUCCESS;
}
static int32_t parseInsertStbClauseBottom(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
int32_t code = TSDB_CODE_SUCCESS;
if (!pStmt->pBoundCols) {
return buildSyntaxErrMsg(&pCxt->msg, "(...tbname, ts...) bounded cols is expected for supertable insertion", pStmt->pSql);
}
SStbRowsDataContext* pStbRowsCxt = NULL;
code = constructStbRowsDataContext(pStmt, &pStbRowsCxt);
if (code == TSDB_CODE_SUCCESS) {
code = parseBoundColumns(pCxt, &pStmt->pBoundCols, BOUND_ALL_AND_TBNAME, pStmt->pTableMeta,
&pStbRowsCxt->boundColsInfo);
pStbRowsCxt->hasTimestampTag = false;
for (int32_t i = 0; i < pStbRowsCxt->boundColsInfo.numOfBound; ++i) {
int16_t schemaIndex = pStbRowsCxt->boundColsInfo.pColIndex[i];
if (schemaIndex != getTbnameSchemaIndex(pStmt->pTableMeta) && schemaIndex >= getNumOfColumns(pStmt->pTableMeta) ) {
if (pStmt->pTableMeta->schema[schemaIndex].type == TSDB_DATA_TYPE_TIMESTAMP) {
pStbRowsCxt->hasTimestampTag = true;
}
if (pStmt->pTableMeta->schema[schemaIndex].type == TSDB_DATA_TYPE_JSON) {
pStbRowsCxt->isJsonTag = true;
}
}
}
pStmt->pStbRowsCxt = pStbRowsCxt;
}
if (code == TSDB_CODE_SUCCESS) {
SRowsDataContext rowsDataCxt;
rowsDataCxt.pStbRowsCxt = pStbRowsCxt;
code = parseDataClause(pCxt, pStmt, rowsDataCxt);
}
return code;
}
// input pStmt->pSql:
// 1. [(tag1_name, ...)] ...
// 2. VALUES ... | FILE ...
static int32_t parseInsertTableClauseBottom(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (pStmt->stbSyntax && TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT)) {
return buildInvalidOperationMsg(&pCxt->msg, "insert into super table syntax is not supported for stmt");
}
if (!pStmt->stbSyntax) {
STableDataCxt* pTableCxt = NULL;
int32_t code = parseSchemaClauseBottom(pCxt, pStmt, &pTableCxt);
SRowsDataContext rowsDataCxt;
rowsDataCxt.pTableDataCxt = pTableCxt;
if (TSDB_CODE_SUCCESS == code) {
code = parseDataClause(pCxt, pStmt, rowsDataCxt);
}
return code;
} else {
int32_t code = parseInsertStbClauseBottom(pCxt, pStmt);
return code;
}
}
static void resetEnvPreTable(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
insDestroyBoundColInfo(&pCxt->tags);
taosMemoryFreeClear(pStmt->pTableMeta);
nodesDestroyNode(pStmt->pTagCond);
taosArrayDestroy(pStmt->pTableTag);
tdDestroySVCreateTbReq(pStmt->pCreateTblReq);
taosMemoryFreeClear(pStmt->pCreateTblReq);
pCxt->missCache = false;
pCxt->usingDuplicateTable = false;
pStmt->pBoundCols = NULL;
pStmt->usingTableProcessing = false;
pStmt->fileProcessing = false;
pStmt->usingTableName.type = 0;
destroyStbRowsDataContext(pStmt->pStbRowsCxt);
taosMemoryFreeClear(pStmt->pStbRowsCxt);
pStmt->stbSyntax = false;
}
// input pStmt->pSql: [(field1_name, ...)] [ USING ... ] VALUES ... | FILE ...
static int32_t parseInsertTableClause(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pTbName) {
resetEnvPreTable(pCxt, pStmt);
int32_t code = parseSchemaClauseTop(pCxt, pStmt, pTbName);
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
code = parseInsertTableClauseBottom(pCxt, pStmt);
}
return code;
}
static int32_t checkTableClauseFirstToken(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SToken* pTbName,
bool* pHasData) {
// no data in the sql string anymore.
if (0 == pTbName->n) {
if (0 != pTbName->type && '\0' != pStmt->pSql[0]) {
return buildSyntaxErrMsg(&pCxt->msg, "invalid charactor in SQL", pTbName->z);
}
if (0 == pStmt->totalRowsNum && (!TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT))) {
return buildInvalidOperationMsg(&pCxt->msg, "no data in sql");
}
*pHasData = false;
return TSDB_CODE_SUCCESS;
}
if (TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT) && pStmt->totalTbNum > 0) {
return buildInvalidOperationMsg(&pCxt->msg, "single table allowed in one stmt");
}
if (TK_NK_QUESTION == pTbName->type) {
if (NULL == pCxt->pComCxt->pStmtCb) {
return buildSyntaxErrMsg(&pCxt->msg, "? only used in stmt", pTbName->z);
}
char* tbName = NULL;
int32_t code = (*pCxt->pComCxt->pStmtCb->getTbNameFn)(pCxt->pComCxt->pStmtCb->pStmt, &tbName);
if (TSDB_CODE_SUCCESS == code) {
pTbName->z = tbName;
pTbName->n = strlen(tbName);
} else {
return code;
}
}
if (TK_NK_ID != pTbName->type && TK_NK_STRING != pTbName->type && TK_NK_QUESTION != pTbName->type) {
return buildSyntaxErrMsg(&pCxt->msg, "table_name is expected", pTbName->z);
}
*pHasData = true;
return TSDB_CODE_SUCCESS;
}
static int32_t setStmtInfo(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SBoundColInfo* tags = taosMemoryMalloc(sizeof(pCxt->tags));
if (NULL == tags) {
return TSDB_CODE_OUT_OF_MEMORY;
}
memcpy(tags, &pCxt->tags, sizeof(pCxt->tags));
SStmtCallback* pStmtCb = pCxt->pComCxt->pStmtCb;
int32_t code = (*pStmtCb->setInfoFn)(pStmtCb->pStmt, pStmt->pTableMeta, tags, &pStmt->targetTableName,
pStmt->usingTableProcessing, pStmt->pVgroupsHashObj, pStmt->pTableBlockHashObj,
pStmt->usingTableName.tname);
memset(&pCxt->tags, 0, sizeof(pCxt->tags));
pStmt->pVgroupsHashObj = NULL;
pStmt->pTableBlockHashObj = NULL;
return code;
}
static int32_t parseInsertBodyBottom(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (TSDB_QUERY_HAS_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT)) {
return setStmtInfo(pCxt, pStmt);
}
// merge according to vgId
int32_t code = insMergeTableDataCxt(pStmt->pTableBlockHashObj, &pStmt->pVgDataBlocks);
if (TSDB_CODE_SUCCESS == code) {
code = insBuildVgDataBlocks(pStmt->pVgroupsHashObj, pStmt->pVgDataBlocks, &pStmt->pDataBlocks);
}
return code;
}
// tb_name
// [USING stb_name [(tag1_name, ...)] TAGS (tag1_value, ...)]
// [(field1_name, ...)]
// VALUES (field1_value, ...) [(field1_value2, ...) ...] | FILE csv_file_path
// [...];
static int32_t parseInsertBody(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
SToken token;
int32_t code = TSDB_CODE_SUCCESS;
bool hasData = true;
// for each table
while (TSDB_CODE_SUCCESS == code && hasData && !pCxt->missCache && !pStmt->fileProcessing) {
// pStmt->pSql -> tb_name ...
NEXT_TOKEN(pStmt->pSql, token);
code = checkTableClauseFirstToken(pCxt, pStmt, &token, &hasData);
if (TSDB_CODE_SUCCESS == code && hasData) {
code = parseInsertTableClause(pCxt, pStmt, &token);
}
}
if (TSDB_CODE_SUCCESS == code && !pCxt->missCache) {
code = parseInsertBodyBottom(pCxt, pStmt);
}
return code;
}
static void destroySubTableHashElem(void* p) { taosMemoryFree(*(STableMeta**)p); }
static int32_t createVnodeModifOpStmt(SInsertParseContext* pCxt, bool reentry, SNode** pOutput) {
SVnodeModifyOpStmt* pStmt = (SVnodeModifyOpStmt*)nodesMakeNode(QUERY_NODE_VNODE_MODIFY_STMT);
if (NULL == pStmt) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (pCxt->pComCxt->pStmtCb) {
TSDB_QUERY_SET_TYPE(pStmt->insertType, TSDB_QUERY_TYPE_STMT_INSERT);
}
pStmt->pSql = pCxt->pComCxt->pSql;
pStmt->freeHashFunc = insDestroyTableDataCxtHashMap;
pStmt->freeArrayFunc = insDestroyVgroupDataCxtList;
pStmt->freeStbRowsCxtFunc = destroyStbRowsDataContext;
if (!reentry) {
pStmt->pVgroupsHashObj = taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_NO_LOCK);
pStmt->pTableBlockHashObj =
taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), true, HASH_NO_LOCK);
}
pStmt->pSubTableHashObj = taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_VARCHAR), true, HASH_NO_LOCK);
pStmt->pTableNameHashObj = taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_VARCHAR), true, HASH_NO_LOCK);
pStmt->pDbFNameHashObj = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_VARCHAR), true, HASH_NO_LOCK);
if ((!reentry && (NULL == pStmt->pVgroupsHashObj || NULL == pStmt->pTableBlockHashObj)) ||
NULL == pStmt->pSubTableHashObj || NULL == pStmt->pTableNameHashObj || NULL == pStmt->pDbFNameHashObj) {
nodesDestroyNode((SNode*)pStmt);
return TSDB_CODE_OUT_OF_MEMORY;
}
taosHashSetFreeFp(pStmt->pSubTableHashObj, destroySubTableHashElem);
*pOutput = (SNode*)pStmt;
return TSDB_CODE_SUCCESS;
}
static int32_t createInsertQuery(SInsertParseContext* pCxt, SQuery** pOutput) {
SQuery* pQuery = (SQuery*)nodesMakeNode(QUERY_NODE_QUERY);
if (NULL == pQuery) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pQuery->execMode = QUERY_EXEC_MODE_SCHEDULE;
pQuery->haveResultSet = false;
pQuery->msgType = TDMT_VND_SUBMIT;
int32_t code = createVnodeModifOpStmt(pCxt, false, &pQuery->pRoot);
if (TSDB_CODE_SUCCESS == code) {
*pOutput = pQuery;
} else {
nodesDestroyNode((SNode*)pQuery);
}
return code;
}
static int32_t checkAuthFromMetaData(const SArray* pUsers, SNode** pTagCond) {
if (1 != taosArrayGetSize(pUsers)) {
return TSDB_CODE_FAILED;
}
SMetaRes* pRes = taosArrayGet(pUsers, 0);
if (TSDB_CODE_SUCCESS == pRes->code) {
SUserAuthRes* pAuth = pRes->pRes;
if (NULL != pAuth->pCond) {
*pTagCond = nodesCloneNode(pAuth->pCond[AUTH_RES_BASIC]);
}
return pAuth->pass[AUTH_RES_BASIC] ? TSDB_CODE_SUCCESS : TSDB_CODE_PAR_PERMISSION_DENIED;
}
return pRes->code;
}
static int32_t getTableMetaFromMetaData(const SArray* pTables, STableMeta** pMeta) {
if (1 != taosArrayGetSize(pTables)) {
return TSDB_CODE_FAILED;
}
taosMemoryFreeClear(*pMeta);
SMetaRes* pRes = taosArrayGet(pTables, 0);
if (TSDB_CODE_SUCCESS == pRes->code) {
*pMeta = tableMetaDup((const STableMeta*)pRes->pRes);
if (NULL == *pMeta) {
return TSDB_CODE_OUT_OF_MEMORY;
}
}
return pRes->code;
}
static int32_t addTableVgroupFromMetaData(const SArray* pTables, SVnodeModifyOpStmt* pStmt, bool isStb) {
if (1 != taosArrayGetSize(pTables)) {
return TSDB_CODE_FAILED;
}
SMetaRes* pRes = taosArrayGet(pTables, 0);
if (TSDB_CODE_SUCCESS != pRes->code) {
return pRes->code;
}
SVgroupInfo* pVg = pRes->pRes;
if (isStb) {
pStmt->pTableMeta->vgId = pVg->vgId;
}
return taosHashPut(pStmt->pVgroupsHashObj, (const char*)&pVg->vgId, sizeof(pVg->vgId), (char*)pVg,
sizeof(SVgroupInfo));
}
static int32_t buildTagNameFromMeta(STableMeta* pMeta, SArray** pTagName) {
*pTagName = taosArrayInit(pMeta->tableInfo.numOfTags, TSDB_COL_NAME_LEN);
if (NULL == *pTagName) {
return TSDB_CODE_OUT_OF_MEMORY;
}
SSchema* pSchema = getTableTagSchema(pMeta);
for (int32_t i = 0; i < pMeta->tableInfo.numOfTags; ++i) {
taosArrayPush(*pTagName, pSchema[i].name);
}
return TSDB_CODE_SUCCESS;
}
static int32_t checkSubtablePrivilegeForTable(const SArray* pTables, SVnodeModifyOpStmt* pStmt) {
if (1 != taosArrayGetSize(pTables)) {
return TSDB_CODE_FAILED;
}
SMetaRes* pRes = taosArrayGet(pTables, 0);
if (TSDB_CODE_SUCCESS != pRes->code) {
return pRes->code;
}
SArray* pTagName = NULL;
int32_t code = buildTagNameFromMeta(pStmt->pTableMeta, &pTagName);
if (TSDB_CODE_SUCCESS == code) {
code = checkSubtablePrivilege((SArray*)pRes->pRes, pTagName, &pStmt->pTagCond);
}
taosArrayDestroy(pTagName);
return code;
}
static int32_t processTableSchemaFromMetaData(SInsertParseContext* pCxt, const SMetaData* pMetaData,
SVnodeModifyOpStmt* pStmt, bool isStb) {
int32_t code = TSDB_CODE_SUCCESS;
if (!isStb && TSDB_SUPER_TABLE == pStmt->pTableMeta->tableType) {
code = buildInvalidOperationMsg(&pCxt->msg, "insert data into super table is not supported");
}
if (TSDB_CODE_SUCCESS == code && isStb) {
code = storeChildTableMeta(pCxt, pStmt);
}
if (TSDB_CODE_SUCCESS == code) {
code = addTableVgroupFromMetaData(pMetaData->pTableHash, pStmt, isStb);
}
if (TSDB_CODE_SUCCESS == code && !isStb && NULL != pStmt->pTagCond) {
code = checkSubtablePrivilegeForTable(pMetaData->pTableTag, pStmt);
}
return code;
}
static void destoryTablesReq(void* p) {
STablesReq* pRes = (STablesReq*)p;
taosArrayDestroy(pRes->pTables);
}
static void clearCatalogReq(SCatalogReq* pCatalogReq) {
if (NULL == pCatalogReq) {
return;
}
taosArrayDestroyEx(pCatalogReq->pTableMeta, destoryTablesReq);
pCatalogReq->pTableMeta = NULL;
taosArrayDestroyEx(pCatalogReq->pTableHash, destoryTablesReq);
pCatalogReq->pTableHash = NULL;
taosArrayDestroy(pCatalogReq->pUser);
pCatalogReq->pUser = NULL;
taosArrayDestroy(pCatalogReq->pTableTag);
pCatalogReq->pTableTag = NULL;
}
static int32_t setVnodeModifOpStmt(SInsertParseContext* pCxt, SCatalogReq* pCatalogReq, const SMetaData* pMetaData,
SVnodeModifyOpStmt* pStmt) {
clearCatalogReq(pCatalogReq);
int32_t code = checkAuthFromMetaData(pMetaData->pUser, &pStmt->pTagCond);
if (code == TSDB_CODE_SUCCESS) {
code = getTableMetaFromMetaData(pMetaData->pTableMeta, &pStmt->pTableMeta);
}
if (code == TSDB_CODE_SUCCESS) {
if (pStmt->pTableMeta->tableType == TSDB_SUPER_TABLE && !pStmt->usingTableProcessing) {
pStmt->stbSyntax = true;
}
if (!pStmt->stbSyntax) {
if (pStmt->usingTableProcessing) {
return processTableSchemaFromMetaData(pCxt, pMetaData, pStmt, true);
}
return processTableSchemaFromMetaData(pCxt, pMetaData, pStmt, false);
}
}
return code;
}
static int32_t resetVnodeModifOpStmt(SInsertParseContext* pCxt, SQuery* pQuery) {
nodesDestroyNode(pQuery->pRoot);
int32_t code = createVnodeModifOpStmt(pCxt, true, &pQuery->pRoot);
if (TSDB_CODE_SUCCESS == code) {
SVnodeModifyOpStmt* pStmt = (SVnodeModifyOpStmt*)pQuery->pRoot;
(*pCxt->pComCxt->pStmtCb->getExecInfoFn)(pCxt->pComCxt->pStmtCb->pStmt, &pStmt->pVgroupsHashObj,
&pStmt->pTableBlockHashObj);
if (NULL == pStmt->pVgroupsHashObj) {
pStmt->pVgroupsHashObj = taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_NO_LOCK);
}
if (NULL == pStmt->pTableBlockHashObj) {
pStmt->pTableBlockHashObj =
taosHashInit(128, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
}
if (NULL == pStmt->pVgroupsHashObj || NULL == pStmt->pTableBlockHashObj) {
code = TSDB_CODE_OUT_OF_MEMORY;
}
}
return code;
}
static int32_t initInsertQuery(SInsertParseContext* pCxt, SCatalogReq* pCatalogReq, const SMetaData* pMetaData,
SQuery** pQuery) {
if (NULL == *pQuery) {
return createInsertQuery(pCxt, pQuery);
}
if (NULL != pCxt->pComCxt->pStmtCb) {
return resetVnodeModifOpStmt(pCxt, *pQuery);
}
SVnodeModifyOpStmt* pStmt = (SVnodeModifyOpStmt*)(*pQuery)->pRoot;
if (!pStmt->fileProcessing) {
return setVnodeModifOpStmt(pCxt, pCatalogReq, pMetaData, pStmt);
}
return TSDB_CODE_SUCCESS;
}
static int32_t setRefreshMeta(SQuery* pQuery) {
SVnodeModifyOpStmt* pStmt = (SVnodeModifyOpStmt*)pQuery->pRoot;
if (taosHashGetSize(pStmt->pTableNameHashObj) > 0) {
taosArrayDestroy(pQuery->pTableList);
pQuery->pTableList = taosArrayInit(taosHashGetSize(pStmt->pTableNameHashObj), sizeof(SName));
SName* pTable = taosHashIterate(pStmt->pTableNameHashObj, NULL);
while (NULL != pTable) {
taosArrayPush(pQuery->pTableList, pTable);
pTable = taosHashIterate(pStmt->pTableNameHashObj, pTable);
}
}
if (taosHashGetSize(pStmt->pDbFNameHashObj) > 0) {
taosArrayDestroy(pQuery->pDbList);
pQuery->pDbList = taosArrayInit(taosHashGetSize(pStmt->pDbFNameHashObj), TSDB_DB_FNAME_LEN);
char* pDb = taosHashIterate(pStmt->pDbFNameHashObj, NULL);
while (NULL != pDb) {
taosArrayPush(pQuery->pDbList, pDb);
pDb = taosHashIterate(pStmt->pDbFNameHashObj, pDb);
}
}
return TSDB_CODE_SUCCESS;
}
// INSERT INTO
// tb_name
// [USING stb_name [(tag1_name, ...)] TAGS (tag1_value, ...) [table_options]]
// [(field1_name, ...)]
// VALUES (field1_value, ...) [(field1_value2, ...) ...] | FILE csv_file_path
// [...];
static int32_t parseInsertSqlFromStart(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
int32_t code = skipInsertInto(&pStmt->pSql, &pCxt->msg);
if (TSDB_CODE_SUCCESS == code) {
code = parseInsertBody(pCxt, pStmt);
}
return code;
}
static int32_t parseInsertSqlFromCsv(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
int32_t code = TSDB_CODE_SUCCESS;
SRowsDataContext rowsDataCxt;
if (!pStmt->stbSyntax) {
STableDataCxt* pTableCxt = NULL;
code = getTableDataCxt(pCxt, pStmt, &pTableCxt);
rowsDataCxt.pTableDataCxt = pTableCxt;
} else {
rowsDataCxt.pStbRowsCxt = pStmt->pStbRowsCxt;
}
if (TSDB_CODE_SUCCESS == code) {
code = parseDataFromFileImpl(pCxt, pStmt, rowsDataCxt);
}
if (TSDB_CODE_SUCCESS == code) {
if (pStmt->fileProcessing) {
code = parseInsertBodyBottom(pCxt, pStmt);
} else {
code = parseInsertBody(pCxt, pStmt);
}
}
return code;
}
static int32_t parseInsertSqlFromTable(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
int32_t code = parseInsertTableClauseBottom(pCxt, pStmt);
if (TSDB_CODE_SUCCESS == code) {
code = parseInsertBody(pCxt, pStmt);
}
return code;
}
static int32_t parseInsertSqlImpl(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt) {
if (pStmt->pSql == pCxt->pComCxt->pSql || NULL != pCxt->pComCxt->pStmtCb) {
return parseInsertSqlFromStart(pCxt, pStmt);
}
if (pStmt->fileProcessing) {
return parseInsertSqlFromCsv(pCxt, pStmt);
}
return parseInsertSqlFromTable(pCxt, pStmt);
}
static int32_t buildInsertTableReq(SName* pName, SArray** pTables) {
*pTables = taosArrayInit(1, sizeof(SName));
if (NULL == *pTables) {
return TSDB_CODE_OUT_OF_MEMORY;
}
taosArrayPush(*pTables, pName);
return TSDB_CODE_SUCCESS;
}
static int32_t buildInsertDbReq(SName* pName, SArray** pDbs) {
if (NULL == *pDbs) {
*pDbs = taosArrayInit(1, sizeof(STablesReq));
if (NULL == *pDbs) {
return TSDB_CODE_OUT_OF_MEMORY;
}
}
STablesReq req = {0};
tNameGetFullDbName(pName, req.dbFName);
buildInsertTableReq(pName, &req.pTables);
taosArrayPush(*pDbs, &req);
return TSDB_CODE_SUCCESS;
}
static int32_t buildInsertUserAuthReq(const char* pUser, SName* pName, SArray** pUserAuth) {
*pUserAuth = taosArrayInit(1, sizeof(SUserAuthInfo));
if (NULL == *pUserAuth) {
return TSDB_CODE_OUT_OF_MEMORY;
}
SUserAuthInfo userAuth = {.type = AUTH_TYPE_WRITE};
snprintf(userAuth.user, sizeof(userAuth.user), "%s", pUser);
memcpy(&userAuth.tbName, pName, sizeof(SName));
taosArrayPush(*pUserAuth, &userAuth);
return TSDB_CODE_SUCCESS;
}
static int32_t buildInsertTableTagReq(SName* pName, SArray** pTables) { return buildInsertTableReq(pName, pTables); }
static int32_t buildInsertCatalogReq(SInsertParseContext* pCxt, SVnodeModifyOpStmt* pStmt, SCatalogReq* pCatalogReq) {
int32_t code = buildInsertUserAuthReq(
pCxt->pComCxt->pUser, (0 == pStmt->usingTableName.type ? &pStmt->targetTableName : &pStmt->usingTableName),
&pCatalogReq->pUser);
if (TSDB_CODE_SUCCESS == code && pCxt->needTableTagVal) {
code = buildInsertTableTagReq(&pStmt->targetTableName, &pCatalogReq->pTableTag);
}
if (TSDB_CODE_SUCCESS == code) {
if (0 == pStmt->usingTableName.type) {
code = buildInsertDbReq(&pStmt->targetTableName, &pCatalogReq->pTableMeta);
} else {
code = buildInsertDbReq(&pStmt->usingTableName, &pCatalogReq->pTableMeta);
}
}
if (TSDB_CODE_SUCCESS == code) {
code = buildInsertDbReq(&pStmt->targetTableName, &pCatalogReq->pTableHash);
}
return code;
}
static int32_t setNextStageInfo(SInsertParseContext* pCxt, SQuery* pQuery, SCatalogReq* pCatalogReq) {
SVnodeModifyOpStmt* pStmt = (SVnodeModifyOpStmt*)pQuery->pRoot;
if (pCxt->missCache) {
parserDebug("0x%" PRIx64 " %d rows of %d tables have been inserted before cache miss", pCxt->pComCxt->requestId,
pStmt->totalRowsNum, pStmt->totalTbNum);
pQuery->execStage = QUERY_EXEC_STAGE_PARSE;
return buildInsertCatalogReq(pCxt, pStmt, pCatalogReq);
}
parserDebug("0x%" PRIx64 " %d rows of %d tables have been inserted", pCxt->pComCxt->requestId, pStmt->totalRowsNum,
pStmt->totalTbNum);
pQuery->execStage = QUERY_EXEC_STAGE_SCHEDULE;
return TSDB_CODE_SUCCESS;
}
int32_t parseInsertSql(SParseContext* pCxt, SQuery** pQuery, SCatalogReq* pCatalogReq, const SMetaData* pMetaData) {
SInsertParseContext context = {.pComCxt = pCxt,
.msg = {.buf = pCxt->pMsg, .len = pCxt->msgLen},
.missCache = false,
.usingDuplicateTable = false,
.forceUpdate = (NULL != pCatalogReq ? pCatalogReq->forceUpdate : false)};
int32_t code = initInsertQuery(&context, pCatalogReq, pMetaData, pQuery);
if (TSDB_CODE_SUCCESS == code) {
code = parseInsertSqlImpl(&context, (SVnodeModifyOpStmt*)(*pQuery)->pRoot);
}
if (TSDB_CODE_SUCCESS == code) {
code = setNextStageInfo(&context, *pQuery, pCatalogReq);
}
if ((TSDB_CODE_SUCCESS == code || NEED_CLIENT_HANDLE_ERROR(code)) &&
QUERY_EXEC_STAGE_SCHEDULE == (*pQuery)->execStage) {
code = setRefreshMeta(*pQuery);
}
insDestroyBoundColInfo(&context.tags);
return code;
}
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