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fix(query): fix sample with partition by invalid pageId cause crash 

issue

TD-17499
This commit is contained in:
Ganlin Zhao 2022-08-16 15:03:20 +08:00
parent 291df97c8e
commit e4f9a41f4d
1 changed files with 12 additions and 2 deletions
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14
source/libs/function/src/builtinsimpl.c
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@ -4918,6 +4918,16 @@ int32_t mavgFunction(SqlFunctionCtx* pCtx) {
return numOfElems;
}
static SSampleInfo* getSampleOutputInfo(SqlFunctionCtx* pCtx) {
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
SSampleInfo* pInfo = GET_ROWCELL_INTERBUF(pResInfo);
pInfo->data = (char*)pInfo + sizeof(SSampleInfo);
pInfo->tuplePos = (STuplePos*)((char*)pInfo + sizeof(SSampleInfo) + pInfo->samples * pInfo->colBytes);
return pInfo;
}
bool getSampleFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv) {
SColumnNode* pCol = (SColumnNode*)nodesListGetNode(pFunc->pParameterList, 0);
SValueNode* pVal = (SValueNode*)nodesListGetNode(pFunc->pParameterList, 1);
@ -4972,7 +4982,7 @@ static void doReservoirSample(SqlFunctionCtx* pCtx, SSampleInfo* pInfo, char* da
int32_t sampleFunction(SqlFunctionCtx* pCtx) {
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
SSampleInfo* pInfo = GET_ROWCELL_INTERBUF(pResInfo);
SSampleInfo* pInfo = getSampleOutputInfo(pCtx);
SInputColumnInfoData* pInput = &pCtx->input;
@ -4998,7 +5008,7 @@ int32_t sampleFunction(SqlFunctionCtx* pCtx) {
int32_t sampleFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SResultRowEntryInfo* pEntryInfo = GET_RES_INFO(pCtx);
SSampleInfo* pInfo = GET_ROWCELL_INTERBUF(pEntryInfo);
SSampleInfo* pInfo = getSampleOutputInfo(pCtx);
pEntryInfo->complete = true;
int32_t slotId = pCtx->pExpr->base.resSchema.slotId;