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fix(query): enable the limitation on the number of query results within each group.

This commit is contained in:
Haojun Liao 2022-04-27 17:52:39 +08:00
parent 3db512e08f
commit 7c6bc10760
3 changed files with 15 additions and 9 deletions
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12
source/client/src/clientImpl.c
View File

@ -358,8 +358,16 @@ SRequestObj* launchQuery(STscObj* pTscObj, const char* sql, int sqlLen) {
SQuery* pQuery = NULL;
int32_t code = buildRequest(pTscObj, sql, sqlLen, &pRequest);
if (TSDB_CODE_SUCCESS == code) {
code = parseSql(pRequest, false, &pQuery, NULL);
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
return NULL;
}
code = parseSql(pRequest, false, &pQuery, NULL);
if (code != TSDB_CODE_SUCCESS) {
destroyRequest(pRequest);
terrno = code;
return NULL;
}
return launchQueryImpl(pRequest, pQuery, code, false);

11
source/libs/executor/src/executorimpl.c
View File

@ -4994,13 +4994,12 @@ static int32_t handleLimitOffset(SOperatorInfo* pOperator, SSDataBlock* pBlock)
pProjectInfo->curOffset = 0;
}
// check for the limitation in each group
if (pProjectInfo->limit.limit > 0 && pProjectInfo->curOutput + pRes->info.rows >= pProjectInfo->limit.limit) {
pRes->info.rows = (int32_t)(pProjectInfo->limit.limit - pProjectInfo->curOutput);
}
if (pRes->info.rows >= pOperator->resultInfo.threshold) {
// check for the limitation in each group
if (pProjectInfo->limit.limit > 0 && pProjectInfo->curOutput + pRes->info.rows >= pProjectInfo->limit.limit) {
pRes->info.rows = (int32_t)(pProjectInfo->limit.limit - pProjectInfo->curOutput);
}
return PROJECT_RETRIEVE_DONE;
} else { // not full enough, continue to accumulate the output data in the buffer.
return PROJECT_RETRIEVE_CONTINUE;

1
source/libs/parser/src/parInsert.c
View File

@ -1069,7 +1069,6 @@ static int32_t parseInsertBody(SInsertParseContext* pCxt) {
if (TSDB_QUERY_HAS_TYPE(pCxt->pOutput->insertType, TSDB_QUERY_TYPE_STMT_INSERT) && tbNum > 0) {
return buildInvalidOperationMsg(&pCxt->msg, "single table allowed in one stmt");
;
}
destroyInsertParseContextForTable(pCxt);