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feat(query): add sample function

This commit is contained in:
Ganlin Zhao 2022-05-13 21:13:35 +08:00
parent 18ac565a93
commit c1666e7e02
2 changed files with 17 additions and 17 deletions
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2
source/libs/function/src/builtins.c
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@ -848,7 +848,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.getEnvFunc = getSampleFuncEnv,
.initFunc = sampleFunctionSetup,
.processFunc = sampleFunction,
.finalizeFunc = sampleFinalize
.finalizeFunc = NULL
},
{
.name = "abs",

32
source/libs/function/src/builtinsimpl.c
View File

@ -3124,19 +3124,19 @@ int32_t sampleFunction(SqlFunctionCtx* pCtx) {
return pInfo->numSampled;
}
int32_t sampleFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
SSampleInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
int32_t slotId = pCtx->pExpr->base.resSchema.slotId;
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);
//int32_t currentRow = pBlock->info.rows;
pResInfo->numOfRes = pInfo->numSampled;
for (int32_t i = 0; i < pInfo->numSampled; ++i) {
colDataAppend(pCol, i, pInfo->data + i * pInfo->colBytes, false);
//TODO: handle ts output
}
return pResInfo->numOfRes;
}
//int32_t sampleFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
// SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
// SSampleInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
// int32_t slotId = pCtx->pExpr->base.resSchema.slotId;
// SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);
//
// //int32_t currentRow = pBlock->info.rows;
// pResInfo->numOfRes = pInfo->numSampled;
//
// for (int32_t i = 0; i < pInfo->numSampled; ++i) {
// colDataAppend(pCol, i, pInfo->data + i * pInfo->colBytes, false);
// //TODO: handle ts output
// }
//
// return pResInfo->numOfRes;
//}