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Merge pull request #6393 from taosdata/feature/query 

Feature/query
This commit is contained in:
haojun Liao 2021-06-07 16:35:41 +08:00 committed by GitHub
parent 5e9859fdf6 e275dd32cd
commit 7241b62b96
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
20 changed files with 488 additions and 275 deletions
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8
src/client/inc/tscUtil.h
View File

@ -123,6 +123,7 @@ int32_t tscGetDataBlockFromList(SHashObj* pHashList, int64_t id, int32_t size, i
*/
bool tscIsPointInterpQuery(SQueryInfo* pQueryInfo);
bool tscIsTWAQuery(SQueryInfo* pQueryInfo);
bool tscIsDiffQuery(SQueryInfo* pQueryInfo);
bool tscIsSessionWindowQuery(SQueryInfo* pQueryInfo);
bool tscIsSecondStageQuery(SQueryInfo* pQueryInfo);
bool tsIsArithmeticQueryOnAggResult(SQueryInfo* pQueryInfo);
@ -132,7 +133,6 @@ bool hasTagValOutput(SQueryInfo* pQueryInfo);
bool timeWindowInterpoRequired(SQueryInfo *pQueryInfo);
bool isStabledev(SQueryInfo* pQueryInfo);
bool isTsCompQuery(SQueryInfo* pQueryInfo);
bool isSimpleAggregate(SQueryInfo* pQueryInfo);
bool isBlockDistQuery(SQueryInfo* pQueryInfo);
bool isSimpleAggregateRv(SQueryInfo* pQueryInfo);
@ -214,7 +214,7 @@ void tscColumnListDestroy(SArray* pColList);
void tscColumnListCopy(SArray* dst, const SArray* src, uint64_t tableUid);
void tscColumnListCopyAll(SArray* dst, const SArray* src);
void convertQueryResult(SSqlRes* pRes, SQueryInfo* pQueryInfo);
void convertQueryResult(SSqlRes* pRes, SQueryInfo* pQueryInfo, uint64_t objId);
void tscDequoteAndTrimToken(SStrToken* pToken);
int32_t tscValidateName(SStrToken* pToken);
@ -329,9 +329,7 @@ STableMeta* tscTableMetaDup(STableMeta* pTableMeta);
SVgroupsInfo* tscVgroupsInfoDup(SVgroupsInfo* pVgroupsInfo);
int32_t tscCreateQueryFromQueryInfo(SQueryInfo* pQueryInfo, SQueryAttr* pQueryAttr, void* addr);
void tsCreateSQLFunctionCtx(SQueryInfo* pQueryInfo, SQLFunctionCtx* pCtx, SSchema* pSchema);
void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGroupInfo, SOperatorInfo* pOperator, char* sql, void* addr, int32_t stage);
void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGroupInfo, SOperatorInfo* pOperator, char* sql, void* addr, int32_t stage, uint64_t qId);
void* malloc_throw(size_t size);
void* calloc_throw(size_t nmemb, size_t size);

2
src/client/inc/tsclient.h
View File

@ -320,7 +320,7 @@ int32_t tscCreateResPointerInfo(SSqlRes *pRes, SQueryInfo *pQueryInfo);
void tscSetResRawPtr(SSqlRes* pRes, SQueryInfo* pQueryInfo);
void tscSetResRawPtrRv(SSqlRes* pRes, SQueryInfo* pQueryInfo, SSDataBlock* pBlock);
void handleDownstreamOperator(SSqlObj** pSqlList, int32_t numOfUpstream, SQueryInfo* px, SSqlRes* pOutput);
void handleDownstreamOperator(SSqlObj** pSqlList, int32_t numOfUpstream, SQueryInfo* px, SSqlObj* pParent);
void destroyTableNameList(SInsertStatementParam* pInsertParam);
void tscResetSqlCmd(SSqlCmd *pCmd, bool removeMeta);

8
src/client/src/tscAsync.c
View File

@ -144,7 +144,7 @@ static void tscAsyncFetchRowsProxy(void *param, TAOS_RES *tres, int numOfRows) {
}
// local merge has handle this situation during super table non-projection query.
if (pCmd->command != TSDB_SQL_RETRIEVE_LOCALMERGE) {
if (pCmd->command != TSDB_SQL_RETRIEVE_GLOBALMERGE) {
pRes->numOfClauseTotal += pRes->numOfRows;
}
@ -174,7 +174,7 @@ static void tscProcessAsyncRetrieveImpl(void *param, TAOS_RES *tres, int numOfRo
}
pSql->fp = fp;
if (pCmd->command != TSDB_SQL_RETRIEVE_LOCALMERGE && pCmd->command < TSDB_SQL_LOCAL) {
if (pCmd->command != TSDB_SQL_RETRIEVE_GLOBALMERGE && pCmd->command < TSDB_SQL_LOCAL) {
pCmd->command = (pCmd->command > TSDB_SQL_MGMT) ? TSDB_SQL_RETRIEVE : TSDB_SQL_FETCH;
}
@ -257,14 +257,14 @@ void taos_fetch_rows_a(TAOS_RES *tres, __async_cb_func_t fp, void *param) {
}
return;
} else if (pCmd->command == TSDB_SQL_RETRIEVE || pCmd->command == TSDB_SQL_RETRIEVE_LOCALMERGE) {
} else if (pCmd->command == TSDB_SQL_RETRIEVE || pCmd->command == TSDB_SQL_RETRIEVE_GLOBALMERGE) {
// in case of show command, return no data
(*pSql->fetchFp)(param, pSql, 0);
} else {
assert(0);
}
} else { // current query is not completed, continue retrieve from node
if (pCmd->command != TSDB_SQL_RETRIEVE_LOCALMERGE && pCmd->command < TSDB_SQL_LOCAL) {
if (pCmd->command != TSDB_SQL_RETRIEVE_GLOBALMERGE && pCmd->command < TSDB_SQL_LOCAL) {
pCmd->command = (pCmd->command > TSDB_SQL_MGMT) ? TSDB_SQL_RETRIEVE : TSDB_SQL_FETCH;
}

2
src/client/src/tscLocal.c
View File

@ -323,7 +323,7 @@ TAOS_ROW tscFetchRow(void *param) {
// current data set are exhausted, fetch more data from node
if (pRes->row >= pRes->numOfRows && (pRes->completed != true || hasMoreVnodesToTry(pSql) || hasMoreClauseToTry(pSql)) &&
(pCmd->command == TSDB_SQL_RETRIEVE ||
pCmd->command == TSDB_SQL_RETRIEVE_LOCALMERGE ||
pCmd->command == TSDB_SQL_RETRIEVE_GLOBALMERGE ||
pCmd->command == TSDB_SQL_TABLE_JOIN_RETRIEVE ||
pCmd->command == TSDB_SQL_FETCH ||
pCmd->command == TSDB_SQL_SHOW ||

63
src/client/src/tscSQLParser.c
View File

@ -2157,11 +2157,14 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
case TSDB_FUNC_MIN:
case TSDB_FUNC_MAX:
case TSDB_FUNC_DIFF:
case TSDB_FUNC_DERIVATIVE:
case TSDB_FUNC_STDDEV:
case TSDB_FUNC_LEASTSQR: {
// 1. valid the number of parameters
if (pItem->pNode->pParam == NULL || (functionId != TSDB_FUNC_LEASTSQR && taosArrayGetSize(pItem->pNode->pParam) != 1) ||
(functionId == TSDB_FUNC_LEASTSQR && taosArrayGetSize(pItem->pNode->pParam) != 3)) {
int32_t numOfParams = (pItem->pNode->pParam == NULL)? 0: (int32_t) taosArrayGetSize(pItem->pNode->pParam);
if (pItem->pNode->pParam == NULL ||
(functionId != TSDB_FUNC_LEASTSQR && functionId != TSDB_FUNC_DERIVATIVE && numOfParams != 1) ||
((functionId == TSDB_FUNC_LEASTSQR || functionId == TSDB_FUNC_DERIVATIVE) && numOfParams != 3)) {
/* no parameters or more than one parameter for function */
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
}
@ -2182,11 +2185,13 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
// 2. check if sql function can be applied on this column data type
pTableMetaInfo = tscGetMetaInfo(pQueryInfo, index.tableIndex);
STableComInfo info = tscGetTableInfo(pTableMetaInfo->pTableMeta);
SSchema* pSchema = tscGetTableColumnSchema(pTableMetaInfo->pTableMeta, index.columnIndex);
if (!IS_NUMERIC_TYPE(pSchema->type)) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg1);
} else if (IS_UNSIGNED_NUMERIC_TYPE(pSchema->type) && functionId == TSDB_FUNC_DIFF) {
} else if (IS_UNSIGNED_NUMERIC_TYPE(pSchema->type) && (functionId == TSDB_FUNC_DIFF || functionId == TSDB_FUNC_DERIVATIVE)) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg9);
}
@ -2200,11 +2205,11 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
}
// set the first column ts for diff query
if (functionId == TSDB_FUNC_DIFF) {
if (functionId == TSDB_FUNC_DIFF || functionId == TSDB_FUNC_DERIVATIVE) {
colIndex += 1;
SColumnIndex indexTS = {.tableIndex = index.tableIndex, .columnIndex = 0};
SExprInfo* pExpr = tscExprAppend(pQueryInfo, TSDB_FUNC_TS_DUMMY, &indexTS, TSDB_DATA_TYPE_TIMESTAMP, TSDB_KEYSIZE,
getNewResColId(pCmd), TSDB_KEYSIZE, false);
SExprInfo* pExpr = tscExprAppend(pQueryInfo, TSDB_FUNC_TS_DUMMY, &indexTS, TSDB_DATA_TYPE_TIMESTAMP,
TSDB_KEYSIZE, getNewResColId(pCmd), TSDB_KEYSIZE, false);
SColumnList ids = createColumnList(1, 0, 0);
insertResultField(pQueryInfo, 0, &ids, TSDB_KEYSIZE, TSDB_DATA_TYPE_TIMESTAMP, aAggs[TSDB_FUNC_TS_DUMMY].name, pExpr);
@ -2230,12 +2235,29 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
return TSDB_CODE_TSC_INVALID_OPERATION;
}
tscExprAddParams(&pExpr->base, val, TSDB_DATA_TYPE_DOUBLE, sizeof(double));
tscExprAddParams(&pExpr->base, val, TSDB_DATA_TYPE_DOUBLE, DOUBLE_BYTES);
} else if (functionId == TSDB_FUNC_IRATE) {
STableComInfo info = tscGetTableInfo(pTableMetaInfo->pTableMeta);
int64_t prec = info.precision;
tscExprAddParams(&pExpr->base, (char*)&prec, TSDB_DATA_TYPE_BIGINT, LONG_BYTES);
} else if (functionId == TSDB_FUNC_DERIVATIVE) {
char val[8] = {0};
int64_t tickPerSec = 0;
if (tVariantDump(&pParamElem[1].pNode->value, (char*) &tickPerSec, TSDB_DATA_TYPE_BIGINT, true) < 0) {
return TSDB_CODE_TSC_INVALID_OPERATION;
}
if (info.precision == TSDB_TIME_PRECISION_MILLI) {
tickPerSec /= 1000;
}
tscExprAddParams(&pExpr->base, (char*) &tickPerSec, TSDB_DATA_TYPE_BIGINT, LONG_BYTES);
memset(val, 0, tListLen(val));
if (tVariantDump(&pParamElem[2].pNode->value, val, TSDB_DATA_TYPE_BIGINT, true) < 0) {
return TSDB_CODE_TSC_INVALID_OPERATION;
}
tscExprAddParams(&pExpr->base, val, TSDB_DATA_TYPE_BIGINT, LONG_BYTES);
}
SColumnList ids = createColumnList(1, index.tableIndex, index.columnIndex);
@ -2935,8 +2957,8 @@ void tscRestoreFuncForSTableQuery(SQueryInfo* pQueryInfo) {
}
bool hasUnsupportFunctionsForSTableQuery(SSqlCmd* pCmd, SQueryInfo* pQueryInfo) {
const char* msg1 = "TWA not allowed to apply to super table directly";
const char* msg2 = "TWA only support group by tbname for super table query";
const char* msg1 = "TWA/Diff not allowed to apply to super table directly";
const char* msg2 = "TWA/Diff only support group by tbname for super table query";
const char* msg3 = "function not support for super table query";
// filter sql function not supported by metric query yet.
@ -2949,7 +2971,7 @@ bool hasUnsupportFunctionsForSTableQuery(SSqlCmd* pCmd, SQueryInfo* pQueryInfo)
}
}
if (tscIsTWAQuery(pQueryInfo)) {
if (tscIsTWAQuery(pQueryInfo) || tscIsDiffQuery(pQueryInfo)) {
if (pQueryInfo->groupbyExpr.numOfGroupCols == 0) {
invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg1);
return true;
@ -6376,7 +6398,7 @@ int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo) {
}
if (IS_MULTIOUTPUT(aAggs[functId].status) && functId != TSDB_FUNC_TOP && functId != TSDB_FUNC_BOTTOM &&
functId != TSDB_FUNC_TAGPRJ && functId != TSDB_FUNC_PRJ) {
functId != TSDB_FUNC_DIFF && functId != TSDB_FUNC_TAGPRJ && functId != TSDB_FUNC_PRJ) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg1);
}
@ -6858,7 +6880,7 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
const char* msg6 = "from missing in subclause";
const char* msg7 = "time interval is required";
const char* msg8 = "the first column should be primary timestamp column";
SSqlCmd* pCmd = &pSql->cmd;
SQueryInfo* pQueryInfo = tscGetQueryInfo(pCmd);
assert(pQueryInfo->numOfTables == 1);
@ -7812,14 +7834,15 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
}
{ // set the query info
pQueryInfo->projectionQuery = tscIsProjectionQuery(pQueryInfo);
pQueryInfo->hasFilter = tscHasColumnFilter(pQueryInfo);
pQueryInfo->simpleAgg = isSimpleAggregateRv(pQueryInfo);
pQueryInfo->onlyTagQuery = onlyTagPrjFunction(pQueryInfo);
pQueryInfo->groupbyColumn = tscGroupbyColumn(pQueryInfo);
pQueryInfo->projectionQuery = tscIsProjectionQuery(pQueryInfo);
pQueryInfo->hasFilter = tscHasColumnFilter(pQueryInfo);
pQueryInfo->simpleAgg = isSimpleAggregateRv(pQueryInfo);
pQueryInfo->onlyTagQuery = onlyTagPrjFunction(pQueryInfo);
pQueryInfo->groupbyColumn = tscGroupbyColumn(pQueryInfo);
pQueryInfo->arithmeticOnAgg = tsIsArithmeticQueryOnAggResult(pQueryInfo);
pQueryInfo->arithmeticOnAgg = tsIsArithmeticQueryOnAggResult(pQueryInfo);
pQueryInfo->orderProjectQuery = tscOrderedProjectionQueryOnSTable(pQueryInfo, 0);
pQueryInfo->diffQuery = tscIsDiffQuery(pQueryInfo);
SExprInfo** p = NULL;
int32_t numOfExpr = 0;

11
src/client/src/tscServer.c
View File

@ -1588,7 +1588,7 @@ int tscProcessLocalRetrieveRsp(SSqlObj *pSql) {
return tscLocalResultCommonBuilder(pSql, numOfRes);
}
int tscProcessRetrieveLocalMergeRsp(SSqlObj *pSql) {
int tscProcessRetrieveGlobalMergeRsp(SSqlObj *pSql) {
SSqlRes *pRes = &pSql->res;
SSqlCmd* pCmd = &pSql->cmd;
@ -1615,12 +1615,13 @@ int tscProcessRetrieveLocalMergeRsp(SSqlObj *pSql) {
taosArrayPush(group, &tableKeyInfo);
taosArrayPush(tableGroupInfo.pGroupList, &group);
pQueryInfo->pQInfo = createQInfoFromQueryNode(pQueryInfo, &tableGroupInfo, NULL, NULL, pRes->pMerger, MERGE_STAGE);
tscDebug("0x%"PRIx64" create QInfo 0x%"PRIx64" to execute query processing", pSql->self, pSql->self);
pQueryInfo->pQInfo = createQInfoFromQueryNode(pQueryInfo, &tableGroupInfo, NULL, NULL, pRes->pMerger, MERGE_STAGE, pSql->self);
}
uint64_t localQueryId = 0;
uint64_t localQueryId = pSql->self;
qTableQuery(pQueryInfo->pQInfo, &localQueryId);
convertQueryResult(pRes, pQueryInfo);
convertQueryResult(pRes, pQueryInfo, pSql->self);
code = pRes->code;
if (pRes->code == TSDB_CODE_SUCCESS) {
@ -2689,7 +2690,7 @@ void tscInitMsgsFp() {
tscProcessMsgRsp[TSDB_SQL_RETRIEVE_EMPTY_RESULT] = tscProcessEmptyResultRsp;
tscProcessMsgRsp[TSDB_SQL_RETRIEVE_LOCALMERGE] = tscProcessRetrieveLocalMergeRsp;
tscProcessMsgRsp[TSDB_SQL_RETRIEVE_GLOBALMERGE] = tscProcessRetrieveGlobalMergeRsp;
tscProcessMsgRsp[TSDB_SQL_ALTER_TABLE] = tscProcessAlterTableMsgRsp;
tscProcessMsgRsp[TSDB_SQL_ALTER_DB] = tscProcessAlterDbMsgRsp;

2
src/client/src/tscSql.c
View File

@ -456,7 +456,7 @@ static bool needToFetchNewBlock(SSqlObj* pSql) {
return (pRes->completed != true || hasMoreVnodesToTry(pSql) || hasMoreClauseToTry(pSql)) &&
(pCmd->command == TSDB_SQL_RETRIEVE ||
pCmd->command == TSDB_SQL_RETRIEVE_LOCALMERGE ||
pCmd->command == TSDB_SQL_RETRIEVE_GLOBALMERGE ||
pCmd->command == TSDB_SQL_TABLE_JOIN_RETRIEVE ||
pCmd->command == TSDB_SQL_FETCH ||
pCmd->command == TSDB_SQL_SHOW ||

11
src/client/src/tscSubquery.c
View File

@ -1977,9 +1977,8 @@ void tscHandleMasterJoinQuery(SSqlObj* pSql) {
}
memset(pSql->subState.states, 0, sizeof(*pSql->subState.states) * pSql->subState.numOfSub);
tscDebug("0x%"PRIx64" reset all sub states to 0", pSql->self);
tscDebug("0x%"PRIx64" reset all sub states to 0, start subquery, total:%d", pSql->self, pQueryInfo->numOfTables);
tscDebug("0x%"PRIx64" start subquery, total:%d", pSql->self, pQueryInfo->numOfTables);
for (int32_t i = 0; i < pQueryInfo->numOfTables; ++i) {
SJoinSupporter *pSupporter = tscCreateJoinSupporter(pSql, i);
if (pSupporter == NULL) { // failed to create support struct, abort current query
@ -2424,7 +2423,7 @@ int32_t tscHandleMasterSTableQuery(SSqlObj *pSql) {
// pRes->code check only serves in launching metric sub-queries
if (pRes->code == TSDB_CODE_TSC_QUERY_CANCELLED) {
pCmd->command = TSDB_SQL_RETRIEVE_LOCALMERGE; // enable the abort of kill super table function.
pCmd->command = TSDB_SQL_RETRIEVE_GLOBALMERGE; // enable the abort of kill super table function.
return pRes->code;
}
@ -2780,7 +2779,7 @@ static void tscAllDataRetrievedFromDnode(SRetrieveSupport *trsupport, SSqlObj* p
if (code == TSDB_CODE_SUCCESS && trsupport->pExtMemBuffer == NULL) {
pParentSql->cmd.command = TSDB_SQL_RETRIEVE_EMPTY_RESULT; // no result, set the result empty
} else {
pParentSql->cmd.command = TSDB_SQL_RETRIEVE_LOCALMERGE;
pParentSql->cmd.command = TSDB_SQL_RETRIEVE_GLOBALMERGE;
}
tscCreateResPointerInfo(&pParentSql->res, pPQueryInfo);
@ -3502,7 +3501,7 @@ static UNUSED_FUNC bool tscHasRemainDataInSubqueryResultSet(SSqlObj *pSql) {
}
void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGroupInfo, SOperatorInfo* pSourceOperator,
char* sql, void* merger, int32_t stage) {
char* sql, void* merger, int32_t stage, uint64_t qId) {
assert(pQueryInfo != NULL);
SQInfo *pQInfo = (SQInfo *)calloc(1, sizeof(SQInfo));
if (pQInfo == NULL) {
@ -3511,7 +3510,7 @@ void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGr
// to make sure third party won't overwrite this structure
pQInfo->signature = pQInfo;
pQInfo->qId = qId;
SQueryRuntimeEnv *pRuntimeEnv = &pQInfo->runtimeEnv;
SQueryAttr *pQueryAttr = &pQInfo->query;

94
src/client/src/tscUtil.c
View File

@ -222,6 +222,8 @@ bool tscIsProjectionQueryOnSTable(SQueryInfo* pQueryInfo, int32_t tableIndex) {
functionId != TSDB_FUNC_TS &&
functionId != TSDB_FUNC_ARITHM &&
functionId != TSDB_FUNC_TS_COMP &&
functionId != TSDB_FUNC_DIFF &&
functionId != TSDB_FUNC_TS_DUMMY &&
functionId != TSDB_FUNC_TID_TAG) {
return false;
}
@ -434,6 +436,23 @@ bool tscIsTWAQuery(SQueryInfo* pQueryInfo) {
return false;
}
bool tscIsDiffQuery(SQueryInfo* pQueryInfo) {
size_t num = tscNumOfExprs(pQueryInfo);
for(int32_t i = 0; i < num; ++i) {
SExprInfo* pExpr = tscExprGet(pQueryInfo, i);
if (pExpr == NULL || pExpr->base.functionId == TSDB_FUNC_TS_DUMMY) {
continue;
}
if (pExpr->base.functionId == TSDB_FUNC_DIFF) {
return true;
}
}
return false;
}
bool tscIsSessionWindowQuery(SQueryInfo* pQueryInfo) {
return pQueryInfo->sessionWindow.gap > 0;
}
@ -467,42 +486,12 @@ bool tscNeedReverseScan(SQueryInfo* pQueryInfo) {
return false;
}
bool isSimpleAggregate(SQueryInfo* pQueryInfo) {
if (pQueryInfo->interval.interval > 0) {
return false;
}
// Note:top/bottom query is fixed output query
if (tscIsTopBotQuery(pQueryInfo) || tscGroupbyColumn(pQueryInfo) || isTsCompQuery(pQueryInfo)) {
return true;
}
size_t numOfExprs = tscNumOfExprs(pQueryInfo);
for (int32_t i = 0; i < numOfExprs; ++i) {
SExprInfo* pExpr = tscExprGet(pQueryInfo, i);
if (pExpr == NULL) {
continue;
}
int32_t functionId = pExpr->base.functionId;
if (functionId == TSDB_FUNC_TS || functionId == TSDB_FUNC_TS_DUMMY) {
continue;
}
if (!IS_MULTIOUTPUT(aAggs[functionId].status)) {
return true;
}
}
return false;
}
bool isSimpleAggregateRv(SQueryInfo* pQueryInfo) {
if (pQueryInfo->interval.interval > 0 || pQueryInfo->sessionWindow.gap > 0) {
return false;
}
if (tscGroupbyColumn(pQueryInfo) || isTsCompQuery(pQueryInfo)) {
if (tscIsDiffQuery(pQueryInfo)) {
return false;
}
@ -518,13 +507,13 @@ bool isSimpleAggregateRv(SQueryInfo* pQueryInfo) {
continue;
}
if (!IS_MULTIOUTPUT(aAggs[functionId].status)) {
if ((!IS_MULTIOUTPUT(aAggs[functionId].status)) ||
(functionId == TSDB_FUNC_TOP || functionId == TSDB_FUNC_BOTTOM || functionId == TSDB_FUNC_TS_COMP)) {
return true;
}
}
return false;
}
bool isBlockDistQuery(SQueryInfo* pQueryInfo) {
@ -812,6 +801,7 @@ static void fetchNextBlockIfCompleted(SOperatorInfo* pOperator, bool* newgroup)
for (int32_t i = 0; i < pOperator->numOfUpstream; ++i) {
SJoinStatus* pStatus = &pJoinInfo->status[i];
if (pStatus->pBlock == NULL || pStatus->index >= pStatus->pBlock->info.rows) {
tscDebug("Retrieve nest query result, index:%d, total:%d", i, pOperator->numOfUpstream);
pStatus->pBlock = pOperator->upstream[i]->exec(pOperator->upstream[i], newgroup);
pStatus->index = 0;
@ -1056,7 +1046,7 @@ SOperatorInfo* createJoinOperatorInfo(SOperatorInfo** pUpstream, int32_t numOfUp
return pOperator;
}
void convertQueryResult(SSqlRes* pRes, SQueryInfo* pQueryInfo) {
void convertQueryResult(SSqlRes* pRes, SQueryInfo* pQueryInfo, uint64_t objId) {
// set the correct result
SSDataBlock* p = pQueryInfo->pQInfo->runtimeEnv.outputBuf;
pRes->numOfRows = (p != NULL)? p->info.rows: 0;
@ -1066,6 +1056,7 @@ void convertQueryResult(SSqlRes* pRes, SQueryInfo* pQueryInfo) {
tscSetResRawPtrRv(pRes, pQueryInfo, p);
}
tscDebug("0x%"PRIx64" retrieve result in pRes, numOfRows:%d", objId, pRes->numOfRows);
pRes->row = 0;
pRes->completed = (pRes->numOfRows == 0);
}
@ -1088,7 +1079,9 @@ static void createInputDataFilterInfo(SQueryInfo* px, int32_t numOfCol1, int32_t
tfree(tableCols);
}
void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQueryInfo* px, SSqlRes* pOutput) {
void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQueryInfo* px, SSqlObj* pSql) {
SSqlRes* pOutput = &pSql->res;
// handle the following query process
if (px->pQInfo == NULL) {
SColumnInfo* pColumnInfo = extractColumnInfoFromResult(px->colList);
@ -1168,7 +1161,9 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
}
}
px->pQInfo = createQInfoFromQueryNode(px, &tableGroupInfo, pSourceOperator, NULL, NULL, MASTER_SCAN);
tscDebug("0x%"PRIx64" create QInfo 0x%"PRIx64" to execute the main query while all nest queries are ready", pSql->self, pSql->self);
px->pQInfo = createQInfoFromQueryNode(px, &tableGroupInfo, pSourceOperator, NULL, NULL, MASTER_SCAN, pSql->self);
tfree(pColumnInfo);
tfree(schema);
@ -1176,9 +1171,9 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
pSourceOperator->pRuntimeEnv = &px->pQInfo->runtimeEnv;
}
uint64_t qId = 0;
uint64_t qId = pSql->self;
qTableQuery(px->pQInfo, &qId);
convertQueryResult(pOutput, px);
convertQueryResult(pOutput, px, pSql->self);
}
static void tscDestroyResPointerInfo(SSqlRes* pRes) {
@ -1374,7 +1369,7 @@ void tscFreeSqlObj(SSqlObj* pSql) {
SSqlCmd* pCmd = &pSql->cmd;
int32_t cmd = pCmd->command;
if (cmd < TSDB_SQL_INSERT || cmd == TSDB_SQL_RETRIEVE_LOCALMERGE || cmd == TSDB_SQL_RETRIEVE_EMPTY_RESULT ||
if (cmd < TSDB_SQL_INSERT || cmd == TSDB_SQL_RETRIEVE_GLOBALMERGE || cmd == TSDB_SQL_RETRIEVE_EMPTY_RESULT ||
cmd == TSDB_SQL_TABLE_JOIN_RETRIEVE) {
tscRemoveFromSqlList(pSql);
}
@ -2177,6 +2172,7 @@ size_t tscNumOfExprs(SQueryInfo* pQueryInfo) {
return taosArrayGetSize(pQueryInfo->exprList);
}
// todo REFACTOR
void tscExprAddParams(SSqlExpr* pExpr, char* argument, int32_t type, int32_t bytes) {
assert (pExpr != NULL || argument != NULL || bytes != 0);
@ -3278,7 +3274,6 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, __async_cb_func_t
pNewQueryInfo->numOfTables = 0;
pNewQueryInfo->pTableMetaInfo = NULL;
pNewQueryInfo->bufLen = pQueryInfo->bufLen;
pNewQueryInfo->buf = malloc(pQueryInfo->bufLen);
if (pNewQueryInfo->buf == NULL) {
terrno = TSDB_CODE_TSC_OUT_OF_MEMORY;
@ -3438,7 +3433,7 @@ void doRetrieveSubqueryData(SSchedMsg *pMsg) {
}
SQueryInfo *pQueryInfo = tscGetQueryInfo(&pSql->cmd);
handleDownstreamOperator(pSql->pSubs, pSql->subState.numOfSub, pQueryInfo, &pSql->res);
handleDownstreamOperator(pSql->pSubs, pSql->subState.numOfSub, pQueryInfo, pSql);
pSql->res.qId = -1;
if (pSql->res.code == TSDB_CODE_SUCCESS) {
@ -3468,13 +3463,12 @@ static void tscSubqueryRetrieveCallback(void* param, TAOS_RES* tres, int code) {
}
pParentSql->cmd.active = pParentSql->cmd.pQueryInfo;
SSchedMsg schedMsg = {0};
schedMsg.fp = doRetrieveSubqueryData;
schedMsg.ahandle = (void *)pParentSql;
schedMsg.thandle = (void *)1;
schedMsg.msg = 0;
taosScheduleTask(tscQhandle, &schedMsg);
pParentSql->res.qId = -1;
if (pSql->res.code == TSDB_CODE_SUCCESS) {
(*pSql->fp)(pParentSql->param, pParentSql, pParentSql->res.numOfRows);
} else {
tscAsyncResultOnError(pParentSql);
}
}
// todo handle the failure
@ -4238,7 +4232,8 @@ int32_t tscCreateQueryFromQueryInfo(SQueryInfo* pQueryInfo, SQueryAttr* pQueryAt
pQueryAttr->hasTagResults = hasTagValOutput(pQueryInfo);
pQueryAttr->stabledev = isStabledev(pQueryInfo);
pQueryAttr->tsCompQuery = isTsCompQuery(pQueryInfo);
pQueryAttr->simpleAgg = isSimpleAggregate(pQueryInfo);
pQueryAttr->diffQuery = tscIsDiffQuery(pQueryInfo);
pQueryAttr->simpleAgg = isSimpleAggregateRv(pQueryInfo);
pQueryAttr->needReverseScan = tscNeedReverseScan(pQueryInfo);
pQueryAttr->stableQuery = QUERY_IS_STABLE_QUERY(pQueryInfo->type);
pQueryAttr->groupbyColumn = (!pQueryInfo->stateWindow) && tscGroupbyColumn(pQueryInfo);
@ -4257,7 +4252,6 @@ int32_t tscCreateQueryFromQueryInfo(SQueryInfo* pQueryInfo, SQueryAttr* pQueryAt
pQueryAttr->fillType = pQueryInfo->fillType;
pQueryAttr->havingNum = pQueryInfo->havingFieldNum;
if (pQueryInfo->order.order == TSDB_ORDER_ASC) { // TODO refactor
pQueryAttr->window = pQueryInfo->window;
} else {

2
src/common/inc/tcmdtype.h
View File

@ -76,7 +76,7 @@ enum {
// SQL below for client local
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_LOCAL, "local" )
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_DESCRIBE_TABLE, "describe-table" )
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_RETRIEVE_LOCALMERGE, "retrieve-localmerge" )
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_RETRIEVE_GLOBALMERGE, "retrieve-globalmerge" )
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_TABLE_JOIN_RETRIEVE, "join-retrieve" )
TSDB_DEFINE_SQL_TYPE( TSDB_SQL_SHOW_CREATE_TABLE, "show-create-table")

22
src/query/inc/qAggMain.h
View File

@ -66,17 +66,19 @@ extern "C" {
#define TSDB_FUNC_RATE 29
#define TSDB_FUNC_IRATE 30
#define TSDB_FUNC_TID_TAG 31
#define TSDB_FUNC_BLKINFO 32
#define TSDB_FUNC_DERIVATIVE 32
#define TSDB_FUNC_BLKINFO 33
#define TSDB_FUNC_HISTOGRAM 33
#define TSDB_FUNC_HLL 34
#define TSDB_FUNC_MODE 35
#define TSDB_FUNC_SAMPLE 36
#define TSDB_FUNC_CEIL 37
#define TSDB_FUNC_FLOOR 38
#define TSDB_FUNC_ROUND 39
#define TSDB_FUNC_MAVG 40
#define TSDB_FUNC_CSUM 41
#define TSDB_FUNC_HISTOGRAM 34
#define TSDB_FUNC_HLL 35
#define TSDB_FUNC_MODE 36
#define TSDB_FUNC_SAMPLE 37
#define TSDB_FUNC_CEIL 38
#define TSDB_FUNC_FLOOR 39
#define TSDB_FUNC_ROUND 40
#define TSDB_FUNC_MAVG 41
#define TSDB_FUNC_CSUM 42
#define TSDB_FUNCSTATE_SO 0x1u // single output
#define TSDB_FUNCSTATE_MO 0x2u // dynamic number of output, not multinumber of output e.g., TOP/BOTTOM

3
src/query/inc/qExecutor.h
View File

@ -185,6 +185,7 @@ typedef struct SQueryAttr {
bool queryBlockDist; // if query data block distribution
bool stabledev; // super table stddev query
bool tsCompQuery; // is tscomp query
bool diffQuery; // is diff query
bool simpleAgg;
bool pointInterpQuery; // point interpolation query
bool needReverseScan; // need reverse scan
@ -245,6 +246,7 @@ typedef struct SQueryRuntimeEnv {
void* pQueryHandle;
int32_t prevGroupId; // previous executed group id
bool enableGroupData;
SDiskbasedResultBuf* pResultBuf; // query result buffer based on blocked-wised disk file
SHashObj* pResultRowHashTable; // quick locate the window object for each result
char* keyBuf; // window key buffer
@ -386,6 +388,7 @@ typedef struct STableScanInfo {
int64_t elapsedTime;
int32_t tableIndex;
int32_t prevGroupId; // previous table group id
} STableScanInfo;
typedef struct STagScanInfo {

1
src/query/inc/qTableMeta.h
View File

@ -138,6 +138,7 @@ typedef struct SQueryInfo {
bool hasFilter;
bool onlyTagQuery;
bool orderProjectQuery;
bool diffQuery;
bool stateWindow;
} SQueryInfo;

473
src/query/src/qAggMain.c
View File

@ -161,6 +161,14 @@ typedef struct SRateInfo {
bool isIRate; // true for IRate functions, false for Rate functions
} SRateInfo;
typedef struct SDerivInfo {
double prevValue; // previous value
TSKEY prevTs; // previous timestamp
bool ignoreNegative;// ignore the negative value
int64_t tsWindow; // time window for derivative
bool valueSet; // the value has been set already
} SDerivInfo;
int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionId, int32_t param, int16_t *type,
int16_t *bytes, int32_t *interBytes, int16_t extLength, bool isSuperTable) {
if (!isValidDataType(dataType)) {
@ -189,7 +197,9 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
*bytes = (int16_t)(dataBytes + sizeof(int16_t) + sizeof(int64_t) + sizeof(int32_t) + sizeof(int32_t) + VARSTR_HEADER_SIZE);
*interBytes = 0;
return TSDB_CODE_SUCCESS;
} else if (functionId == TSDB_FUNC_BLKINFO) {
}
if (functionId == TSDB_FUNC_BLKINFO) {
*type = TSDB_DATA_TYPE_BINARY;
*bytes = 16384;
*interBytes = 0;
@ -216,7 +226,14 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
*interBytes = POINTER_BYTES;
return TSDB_CODE_SUCCESS;
}
if (functionId == TSDB_FUNC_DERIVATIVE) {
*type = TSDB_DATA_TYPE_DOUBLE;
*bytes = sizeof(double); // this results is compressed ts data, only one byte
*interBytes = sizeof(SDerivInfo);
return TSDB_CODE_SUCCESS;
}
if (isSuperTable) {
if (functionId == TSDB_FUNC_MIN || functionId == TSDB_FUNC_MAX) {
*type = TSDB_DATA_TYPE_BINARY;
@ -3393,7 +3410,7 @@ enum {
};
static bool diff_function_setup(SQLFunctionCtx *pCtx) {
if (function_setup(pCtx)) {
if (!function_setup(pCtx)) {
return false;
}
@ -3402,206 +3419,194 @@ static bool diff_function_setup(SQLFunctionCtx *pCtx) {
return false;
}
// TODO difference in date column
static void diff_function(SQLFunctionCtx *pCtx) {
static bool deriv_function_setup(SQLFunctionCtx *pCtx) {
if (!function_setup(pCtx)) {
return false;
}
// diff function require the value is set to -1
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
SDerivInfo* pDerivInfo = GET_ROWCELL_INTERBUF(pResInfo);
pDerivInfo->ignoreNegative = pCtx->param[2].i64;
pDerivInfo->prevTs = -1;
pDerivInfo->tsWindow = pCtx->param[0].i64;
pDerivInfo->valueSet = false;
return false;
}
static void deriv_function(SQLFunctionCtx *pCtx) {
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
SDerivInfo* pDerivInfo = GET_ROWCELL_INTERBUF(pResInfo);
void *data = GET_INPUT_DATA_LIST(pCtx);
bool isFirstBlock = (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED);
bool isFirstBlock = (pDerivInfo->valueSet == false);
int32_t notNullElems = 0;
int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order);
int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1;
TSKEY* pTimestamp = pCtx->ptsOutputBuf;
TSKEY* tsList = GET_TS_LIST(pCtx);
TSKEY *pTimestamp = pCtx->ptsOutputBuf;
TSKEY *tsList = GET_TS_LIST(pCtx);
double *pOutput = (double *)pCtx->pOutput;
switch (pCtx->inputType) {
case TSDB_DATA_TYPE_INT: {
int32_t *pData = (int32_t *)data;
int32_t *pOutput = (int32_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
if (pCtx->hasNull && isNull((const char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = (int32_t)(pData[i] - pCtx->param[1].i64);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = (int32_t)(pData[i] - pCtx->param[1].i64); // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
};
case TSDB_DATA_TYPE_BIGINT: {
int64_t *pData = (int64_t *)data;
int64_t *pOutput = (int64_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
if (pCtx->hasNull && isNull((const char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = pData[i] - pCtx->param[1].i64;
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = pData[i] - pCtx->param[1].i64;
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = (double) pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_DOUBLE: {
double *pData = (double *)data;
double *pOutput = (double *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
if (pCtx->hasNull && isNull((const char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = pData[i] - pCtx->param[1].dKey;
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = pData[i] - pCtx->param[1].dKey;
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_FLOAT: {
float *pData = (float *)data;
float *pOutput = (float *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
if (pCtx->hasNull && isNull((const char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = (float)(pData[i] - pCtx->param[1].dKey);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = (float)(pData[i] - pCtx->param[1].dKey);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
// keep the last value, the remain may be all null
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_SMALLINT: {
int16_t *pData = (int16_t *)data;
int16_t *pOutput = (int16_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
if (pCtx->hasNull && isNull((const char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = (int16_t)(pData[i] - pCtx->param[1].i64);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = (int16_t)(pData[i] - pCtx->param[1].i64);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_TINYINT: {
int8_t *pData = (int8_t *)data;
int8_t *pOutput = (int8_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
} else if ((i == 0 && pCtx->order == TSDB_ORDER_ASC) || (i == pCtx->size - 1 && pCtx->order == TSDB_ORDER_DESC)) {
*pOutput = (int8_t)(pData[i] - pCtx->param[1].i64);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
if (!pDerivInfo->valueSet) { // initial value is not set yet
pDerivInfo->valueSet = true;
} else {
*pOutput = (int8_t)(pData[i] - pCtx->param[1].i64);
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
*pOutput = ((pData[i] - pDerivInfo->prevValue) * pDerivInfo->tsWindow) / (tsList[i] - pDerivInfo->prevTs);
if (pDerivInfo->ignoreNegative && *pOutput < 0) {
} else {
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
pDerivInfo->prevValue = pData[i];
pDerivInfo->prevTs = tsList[i];
notNullElems++;
}
break;
@ -3609,9 +3614,9 @@ static void diff_function(SQLFunctionCtx *pCtx) {
default:
qError("error input type");
}
// initial value is not set yet
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED || notNullElems <= 0) {
// initial value is not set yet, all data block are null
if (!pDerivInfo->valueSet || notNullElems <= 0) {
/*
* 1. current block and blocks before are full of null
* 2. current block may be null value
@ -3619,7 +3624,6 @@ static void diff_function(SQLFunctionCtx *pCtx) {
assert(pCtx->hasNull);
} else {
int32_t forwardStep = (isFirstBlock) ? notNullElems - 1 : notNullElems;
GET_RES_INFO(pCtx)->numOfRes += forwardStep;
}
}
@ -3636,19 +3640,184 @@ static void diff_function(SQLFunctionCtx *pCtx) {
} \
} while (0);
// TODO difference in date column
static void diff_function(SQLFunctionCtx *pCtx) {
void *data = GET_INPUT_DATA_LIST(pCtx);
bool isFirstBlock = (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED);
int32_t notNullElems = 0;
int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order);
int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1;
TSKEY* pTimestamp = pCtx->ptsOutputBuf;
TSKEY* tsList = GET_TS_LIST(pCtx);
switch (pCtx->inputType) {
case TSDB_DATA_TYPE_INT: {
int32_t *pData = (int32_t *)data;
int32_t *pOutput = (int32_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = (int32_t)(pData[i] - pCtx->param[1].i64); // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
};
case TSDB_DATA_TYPE_BIGINT: {
int64_t *pData = (int64_t *)data;
int64_t *pOutput = (int64_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = pData[i] - pCtx->param[1].i64; // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_DOUBLE: {
double *pData = (double *)data;
double *pOutput = (double *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = pData[i] - pCtx->param[1].dKey; // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_FLOAT: {
float *pData = (float *)data;
float *pOutput = (float *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = (float)(pData[i] - pCtx->param[1].dKey); // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].dKey = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_SMALLINT: {
int16_t *pData = (int16_t *)data;
int16_t *pOutput = (int16_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = (int16_t)(pData[i] - pCtx->param[1].i64); // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
}
case TSDB_DATA_TYPE_TINYINT: {
int8_t *pData = (int8_t *)data;
int8_t *pOutput = (int8_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((char *)&pData[i], pCtx->inputType)) {
continue;
}
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
*pOutput = (int8_t)(pData[i] - pCtx->param[1].i64); // direct previous may be null
*pTimestamp = tsList[i];
pOutput += 1;
pTimestamp += 1;
}
pCtx->param[1].i64 = pData[i];
pCtx->param[1].nType = pCtx->inputType;
notNullElems++;
}
break;
}
default:
qError("error input type");
}
// initial value is not set yet
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED || notNullElems <= 0) {
/*
* 1. current block and blocks before are full of null
* 2. current block may be null value
*/
assert(pCtx->hasNull);
} else {
int32_t forwardStep = (isFirstBlock) ? notNullElems - 1 : notNullElems;
GET_RES_INFO(pCtx)->numOfRes += forwardStep;
}
}
static void diff_function_f(SQLFunctionCtx *pCtx, int32_t index) {
char *pData = GET_INPUT_DATA(pCtx, index);
if (pCtx->hasNull && isNull(pData, pCtx->inputType)) {
return;
}
// the output start from the second source element
if (pCtx->param[1].nType != INITIAL_VALUE_NOT_ASSIGNED) { // initial value is set
GET_RES_INFO(pCtx)->numOfRes += 1;
}
int32_t step = 1/*GET_FORWARD_DIRECTION_FACTOR(pCtx->order)*/;
switch (pCtx->inputType) {
case TSDB_DATA_TYPE_INT: {
if (pCtx->param[1].nType == INITIAL_VALUE_NOT_ASSIGNED) { // initial value is not set yet
@ -3684,7 +3853,7 @@ static void diff_function_f(SQLFunctionCtx *pCtx, int32_t index) {
default:
qError("error input type");
}
if (GET_RES_INFO(pCtx)->numOfRes > 0) {
pCtx->pOutput += pCtx->outputBytes * step;
pCtx->ptsOutputBuf = (char *)pCtx->ptsOutputBuf + TSDB_KEYSIZE * step;
@ -4606,7 +4775,7 @@ static void rate_function_f(SQLFunctionCtx *pCtx, int32_t index) {
pRateInfo->lastValue = v;
pRateInfo->lastKey = primaryKey[index];
SET_VAL(pCtx, 1, 1);
// set has result flag
@ -4630,7 +4799,7 @@ static void rate_func_copy(SQLFunctionCtx *pCtx) {
static void rate_finalizer(SQLFunctionCtx *pCtx) {
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
SRateInfo *pRateInfo = (SRateInfo *)GET_ROWCELL_INTERBUF(pResInfo);
if (pRateInfo->hasResult != DATA_SET_FLAG) {
setNull(pCtx->pOutput, TSDB_DATA_TYPE_DOUBLE, sizeof(double));
return;
@ -5215,7 +5384,7 @@ SAggFunctionInfo aAggs[] = {{
"diff",
TSDB_FUNC_DIFF,
TSDB_FUNC_INVALID_ID,
TSDB_FUNCSTATE_MO | TSDB_FUNCSTATE_NEED_TS,
TSDB_FUNCSTATE_MO | TSDB_FUNCSTATE_STABLE | TSDB_FUNCSTATE_NEED_TS,
diff_function_setup,
diff_function,
diff_function_f,
@ -5315,8 +5484,20 @@ SAggFunctionInfo aAggs[] = {{
noop1,
dataBlockRequired,
},
{ //32
"derivative", // return table id and the corresponding tags for join match and subscribe
TSDB_FUNC_DERIVATIVE,
TSDB_FUNC_INVALID_ID,
TSDB_FUNCSTATE_MO | TSDB_FUNCSTATE_STABLE | TSDB_FUNCSTATE_NEED_TS,
deriv_function_setup,
deriv_function,
noop2,
doFinalizer,
noop1,
dataBlockRequired,
},
{
// 32
// 33
"_block_dist", // return table id and the corresponding tags for join match and subscribe
TSDB_FUNC_BLKINFO,
TSDB_FUNC_BLKINFO,

36
src/query/src/qExecutor.c
View File

@ -1681,6 +1681,8 @@ static int32_t setupQueryRuntimeEnv(SQueryRuntimeEnv *pRuntimeEnv, int32_t numOf
SQueryAttr *pQueryAttr = pRuntimeEnv->pQueryAttr;
pRuntimeEnv->prevGroupId = INT32_MIN;
pRuntimeEnv->enableGroupData = false;
pRuntimeEnv->pQueryAttr = pQueryAttr;
pRuntimeEnv->pResultRowHashTable = taosHashInit(numOfTables, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
@ -2652,7 +2654,7 @@ int32_t loadDataBlockOnDemand(SQueryRuntimeEnv* pRuntimeEnv, STableScanInfo* pTa
pTableScanInfo->rowCellInfoOffset) != TSDB_CODE_SUCCESS) {
longjmp(pRuntimeEnv->env, TSDB_CODE_QRY_OUT_OF_MEMORY);
}
} else if (pQueryAttr->stableQuery && (!pQueryAttr->tsCompQuery)) { // stable aggregate, not interval aggregate or normal column aggregate
} else if (pQueryAttr->stableQuery && (!pQueryAttr->tsCompQuery) && (!pQueryAttr->diffQuery)) { // stable aggregate, not interval aggregate or normal column aggregate
doSetTableGroupOutputBuf(pRuntimeEnv, pTableScanInfo->pResultRowInfo, pTableScanInfo->pCtx,
pTableScanInfo->rowCellInfoOffset, pTableScanInfo->numOfOutput,
pRuntimeEnv->current->groupIndex);
@ -3119,8 +3121,8 @@ void setDefaultOutputBuf(SQueryRuntimeEnv *pRuntimeEnv, SOptrBasicInfo *pInfo, i
assert(pCtx[i].pOutput != NULL);
// set the timestamp output buffer for top/bottom/diff query
int32_t functionId = pCtx[i].functionId;
if (functionId == TSDB_FUNC_TOP || functionId == TSDB_FUNC_BOTTOM || functionId == TSDB_FUNC_DIFF) {
int32_t fid = pCtx[i].functionId;
if (fid == TSDB_FUNC_TOP || fid == TSDB_FUNC_BOTTOM || fid == TSDB_FUNC_DIFF || fid == TSDB_FUNC_DERIVATIVE) {
pCtx[i].ptsOutputBuf = pCtx[0].pOutput;
}
}
@ -4271,6 +4273,14 @@ static SSDataBlock* doTableScanImpl(void* param, bool* newgroup) {
pRuntimeEnv->current = *pTableQueryInfo;
doTableQueryInfoTimeWindowCheck(pQueryAttr, *pTableQueryInfo);
if (pRuntimeEnv->enableGroupData) {
if(pTableScanInfo->prevGroupId != -1 && pTableScanInfo->prevGroupId != (*pTableQueryInfo)->groupIndex) {
*newgroup = true;
}
}
pTableScanInfo->prevGroupId = (*pTableQueryInfo)->groupIndex;
}
// this function never returns error?
@ -4417,6 +4427,7 @@ SOperatorInfo* createTableScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv*
pInfo->reverseTimes = 0;
pInfo->order = pRuntimeEnv->pQueryAttr->order.order;
pInfo->current = 0;
// pInfo->prevGroupId = -1;
SOperatorInfo* pOperator = calloc(1, sizeof(SOperatorInfo));
pOperator->name = "TableScanOperator";
@ -4439,6 +4450,8 @@ SOperatorInfo* createTableSeqScanOperator(void* pTsdbQueryHandle, SQueryRuntimeE
pInfo->reverseTimes = 0;
pInfo->order = pRuntimeEnv->pQueryAttr->order.order;
pInfo->current = 0;
pInfo->prevGroupId = -1;
pRuntimeEnv->enableGroupData = true;
SOperatorInfo* pOperator = calloc(1, sizeof(SOperatorInfo));
pOperator->name = "TableSeqScanOperator";
@ -4543,6 +4556,7 @@ SOperatorInfo* createDataBlocksOptScanInfo(void* pTsdbQueryHandle, SQueryRuntime
pInfo->reverseTimes = reverseTime;
pInfo->current = 0;
pInfo->order = pRuntimeEnv->pQueryAttr->order.order;
// pInfo->prevGroupId = -1;
SOperatorInfo* pOptr = calloc(1, sizeof(SOperatorInfo));
pOptr->name = "DataBlocksOptimizedScanOperator";
@ -4921,10 +4935,17 @@ static SSDataBlock* doArithmeticOperation(void* param, bool* newgroup) {
}
// Return result of the previous group in the firstly.
if (*newgroup && pRes->info.rows > 0) {
pArithInfo->existDataBlock = pBlock;
clearNumOfRes(pInfo->pCtx, pOperator->numOfOutput);
return pInfo->pRes;
if (*newgroup) {
if (pRes->info.rows > 0) {
pArithInfo->existDataBlock = pBlock;
clearNumOfRes(pInfo->pCtx, pOperator->numOfOutput);
return pInfo->pRes;
} else { // init output buffer for a new group data
for (int32_t j = 0; j < pOperator->numOfOutput; ++j) {
aAggs[pInfo->pCtx[j].functionId].xFinalize(&pInfo->pCtx[j]);
}
initCtxOutputBuffer(pInfo->pCtx, pOperator->numOfOutput);
}
}
STableQueryInfo* pTableQueryInfo = pRuntimeEnv->current;
@ -7442,7 +7463,6 @@ int32_t doDumpQueryResult(SQInfo *pQInfo, char *data) {
doCopyQueryResultToMsg(pQInfo, (int32_t)pRuntimeEnv->outputBuf->info.rows, data);
}
pRuntimeEnv->resultInfo.total += pRuntimeEnv->outputBuf->info.rows;
qDebug("QInfo:0x%"PRIx64" current numOfRes rows:%d, total:%" PRId64, pQInfo->qId,
pRuntimeEnv->outputBuf->info.rows, pRuntimeEnv->resultInfo.total);

4
src/query/src/qPlan.c
View File

@ -531,7 +531,7 @@ SArray* createTableScanPlan(SQueryAttr* pQueryAttr) {
} else {
if (pQueryAttr->queryBlockDist) {
op = OP_TableBlockInfoScan;
} else if (pQueryAttr->tsCompQuery || pQueryAttr->pointInterpQuery) {
} else if (pQueryAttr->tsCompQuery || pQueryAttr->pointInterpQuery || pQueryAttr->diffQuery) {
op = OP_TableSeqScan;
} else if (pQueryAttr->needReverseScan) {
op = OP_DataBlocksOptScan;
@ -605,7 +605,7 @@ SArray* createExecOperatorPlan(SQueryAttr* pQueryAttr) {
taosArrayPush(plan, &op);
}
} else if (pQueryAttr->simpleAgg) {
if (pQueryAttr->stableQuery && !pQueryAttr->tsCompQuery) {
if (pQueryAttr->stableQuery && !pQueryAttr->tsCompQuery && !pQueryAttr->diffQuery) {
op = OP_MultiTableAggregate;
} else {
op = OP_Aggregate;

7
src/query/src/queryMain.c
View File

@ -241,15 +241,16 @@ bool qTableQuery(qinfo_t qinfo, uint64_t *qId) {
bool newgroup = false;
pRuntimeEnv->outputBuf = pRuntimeEnv->proot->exec(pRuntimeEnv->proot, &newgroup);
pRuntimeEnv->resultInfo.total += GET_NUM_OF_RESULTS(pRuntimeEnv);
if (isQueryKilled(pQInfo)) {
qDebug("QInfo:0x%"PRIx64" query is killed", pQInfo->qId);
} else if (GET_NUM_OF_RESULTS(pRuntimeEnv) == 0) {
qDebug("QInfo:0x%"PRIx64" over, %u tables queried, %"PRId64" rows are returned", pQInfo->qId, pRuntimeEnv->tableqinfoGroupInfo.numOfTables,
qDebug("QInfo:0x%"PRIx64" over, %u tables queried, total %"PRId64" rows returned", pQInfo->qId, pRuntimeEnv->tableqinfoGroupInfo.numOfTables,
pRuntimeEnv->resultInfo.total);
} else {
qDebug("QInfo:0x%"PRIx64" query paused, %d rows returned, numOfTotal:%" PRId64 " rows",
pQInfo->qId, GET_NUM_OF_RESULTS(pRuntimeEnv), pRuntimeEnv->resultInfo.total + GET_NUM_OF_RESULTS(pRuntimeEnv));
qDebug("QInfo:0x%"PRIx64" query paused, %d rows returned, total:%" PRId64 " rows", pQInfo->qId,
GET_NUM_OF_RESULTS(pRuntimeEnv), pRuntimeEnv->resultInfo.total);
}
return doBuildResCheck(pQInfo);

11
tests/script/general/parser/join_multitables.sim
View File

@ -1811,10 +1811,6 @@ if $data09 != 3 then
return -1
endi
sql select st0.*,st1.* from st0, st1 where st1.id1=st0.id1 and st0.ts=st1.ts and st1.ts=st0.ts and st0.id1=st1.id1 order by st0.ts limit 5 offset 5
if $rows != 5 then
return -1
@ -2294,7 +2290,6 @@ if $data19 != 9925 then
return -1
endi
sql_error select tb0_1.*, tb1_1.* from tb0_1, tb1_1 where tb0_1.f1=tb1_1.f1;
sql_error select tb0_1.*, tb1_1.* from tb0_1, tb1_1 where tb0_1.ts=tb1_1.ts and tb0_1.id1=tb1_1.id2;
sql_error select tb0_5.*, tb1_5.*,tb2_5.*,tb3_5.*,tb4_5.*,tb5_5.*, tb6_5.*,tb7_5.*,tb8_5.*,tb9_5.*,tba_5.* from tb0_5, tb1_5, tb2_5, tb3_5, tb4_5,tb5_5, tb6_5, tb7_5, tb8_5, tb9_5, tba_5 where tb9_5.ts=tb8_5.ts and tb8_5.ts=tb7_5.ts and tb7_5.ts=tb6_5.ts and tb6_5.ts=tb5_5.ts and tb5_5.ts=tb4_5.ts and tb4_5.ts=tb3_5.ts and tb3_5.ts=tb2_5.ts and tb2_5.ts=tb1_5.ts and tb1_5.ts=tb0_5.ts and tb0_5.ts=tba_5.ts;
@ -2317,10 +2312,4 @@ sql_error select last(*) from st0, st1 where st0.ts=st1.ts and st0.id1=st1.id1 g
sql_error select st0.*,st1.*,st2.*,st3.*,st4.*,st5.*,st6.*,st7.*,st8.*,st9.* from st0,st1,st2,st3,st4,st5,st6,st7,st8,st9 where st0.ts=st2.ts and st0.ts=st4.ts and st0.ts=st6.ts and st0.ts=st8.ts and st1.ts=st3.ts and st3.ts=st5.ts and st5.ts=st7.ts and st7.ts=st9.ts and st0.id1=st2.id1 and st0.id1=st4.id1 and st0.id1=st6.id1 and st0.id1=st8.id1 and st1.id1=st3.id1 and st3.id1=st5.id1 and st5.id1=st7.id1 and st7.id1=st9.id1;
sql_error select st0.*,st1.*,st2.*,st3.*,st4.*,st5.*,st6.*,st7.*,st8.*,st9.* from st0,st1,st2,st3,st4,st5,st6,st7,st8,st9,sta where st0.ts=st2.ts and st0.ts=st4.ts and st0.ts=st6.ts and st0.ts=st8.ts and st1.ts=st3.ts and st3.ts=st5.ts and st5.ts=st7.ts and st7.ts=st9.ts and st0.ts=st1.ts and st0.id1=st2.id1 and st0.id1=st4.id1 and st0.id1=st6.id1 and st0.id1=st8.id1 and st1.id1=st3.id1 and st3.id1=st5.id1 and st5.id1=st7.id1 and st7.id1=st9.id1 and st0.id1=st1.id1 and st0.id1=sta.id1 and st0.ts=sta.ts;
system sh/exec.sh -n dnode1 -s stop -x SIGINT

2
tests/script/general/parser/last_cache.sim
View File

@ -9,7 +9,7 @@ sql connect
print ======================== dnode1 start
$db = testdb
sql drop database if exists $db
sql create database $db cachelast 2
sql use $db

1
tests/script/general/parser/testSuite.sim
View File

@ -39,6 +39,7 @@ run general/parser/slimit1.sim
run general/parser/slimit_alter_tags.sim
run general/parser/tbnameIn.sim
run general/parser/join.sim
#run general/parser/join_multitables.sim
run general/parser/join_multivnode.sim
run general/parser/join_manyblocks.sim
run general/parser/projection_limit_offset.sim