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enh(query): improve the query perf.

This commit is contained in:
Haojun Liao 2022-11-09 10:41:53 +08:00
parent 0c427b5f5b
commit 459bed5f86
1 changed files with 2 additions and 1 deletions
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3
source/libs/function/src/builtinsimpl.c
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@ -3007,6 +3007,7 @@ int32_t firstFunction(SqlFunctionCtx* pCtx) {
} }
} }
#else #else
int64_t* pts = (int64_t*) pInput->pPTS->pData;
for (int32_t i = pInput->startRowIndex; i < pInput->startRowIndex + pInput->numOfRows; ++i) { for (int32_t i = pInput->startRowIndex; i < pInput->startRowIndex + pInput->numOfRows; ++i) {
if (pInputCol->hasNull && colDataIsNull(pInputCol, pInput->totalRows, i, pColAgg)) { if (pInputCol->hasNull && colDataIsNull(pInputCol, pInput->totalRows, i, pColAgg)) {
continue; continue;
@ -3015,7 +3016,7 @@ int32_t firstFunction(SqlFunctionCtx* pCtx) {
numOfElems++; numOfElems++;
char* data = colDataGetData(pInputCol, i); char* data = colDataGetData(pInputCol, i);
TSKEY cts = getRowPTs(pInput->pPTS, i); TSKEY cts = pts[i];
if (pResInfo->numOfRes == 0 || pInfo->ts > cts) { if (pResInfo->numOfRes == 0 || pInfo->ts > cts) {
doSaveCurrentVal(pCtx, i, cts, pInputCol->info.type, data); doSaveCurrentVal(pCtx, i, cts, pInputCol->info.type, data);
pResInfo->numOfRes = 1; pResInfo->numOfRes = 1;