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[TD-6046]<fix> fix ts derivative error

This commit is contained in:
wangmm0220 2021-08-17 12:08:58 +08:00
parent 2a45714d95
commit b37281d5d7
1 changed files with 5 additions and 4 deletions
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9
src/query/src/qExecutor.c
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@ -3645,15 +3645,16 @@ void copyTsColoum(SSDataBlock* pRes, SQLFunctionCtx* pCtx, int32_t numOfOutput)
bool needCopyTs = false;
int32_t tsNum = 0;
char *src = NULL;
int32_t preFunctionId = TSDB_FUNC_TS_DUMMY;
for (int32_t i = 0; i < numOfOutput; i++) {
int32_t functionId = pCtx[i].functionId;
if (functionId == TSDB_FUNC_DIFF || functionId == TSDB_FUNC_DERIVATIVE) {
needCopyTs = true;
}else if(functionId == TSDB_FUNC_TS_DUMMY) {
SColumnInfoData* pColRes = taosArrayGet(pRes->pDataBlock, i);
if (strlen(pColRes->pData) != 0) {
src = pColRes->pData; // find ts data
if (i > 0 && pCtx[i-1].functionId == TSDB_FUNC_TS_DUMMY){
SColumnInfoData* pColRes = taosArrayGet(pRes->pDataBlock, i - 1); // find ts data
src = pColRes->pData;
}
}else if(functionId == TSDB_FUNC_TS_DUMMY) {
tsNum++;
}
}