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support merge function resType same as original input type

This commit is contained in:
Ganlin Zhao 2022-06-10 21:10:55 +08:00
parent 741d0c5c69
commit a94abd5dae
1 changed files with 29 additions and 1 deletions
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28
source/libs/function/src/builtinsimpl.c
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@ -2699,6 +2699,34 @@ int32_t topFunction(SqlFunctionCtx* pCtx) {
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
} }
static void topBotTransfer(STopBotRes* pInput, STopBotRes* pOutput) {
}
int32_t topBotFunctionMerge(SqlFunctionCtx *pCtx) {
SInputColumnInfoData* pInput = &pCtx->input;
SColumnInfoData* pCol = pInput->pData[0];
ASSERT(pCol->info.type == TSDB_DATA_TYPE_BINARY);
STopBotRes* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
int32_t start = pInput->startRowIndex;
char* data = colDataGetData(pCol, start);
STopBotRes* pInputInfo = (STopBotRes *)varDataVal(data);
pInfo->hasResult = pInputInfo->hasResult;
if (pInputInfo->max > pInfo->max) {
pInfo->max = pInputInfo->max;
}
if (pInputInfo->min < pInfo->min) {
pInfo->min = pInputInfo->min;
}
SET_VAL(GET_RES_INFO(pCtx), 1, 1);
return TSDB_CODE_SUCCESS;
}
int32_t bottomFunction(SqlFunctionCtx* pCtx) { int32_t bottomFunction(SqlFunctionCtx* pCtx) {
int32_t numOfElems = 0; int32_t numOfElems = 0;
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx); SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);