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add spread split partial/merge function

This commit is contained in:
Ganlin Zhao 2022-06-08 15:35:48 +08:00
parent 183fcac013
commit 622b4f8d47
1 changed files with 50 additions and 7 deletions
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57
source/libs/function/src/builtinsimpl.c
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@ -2190,19 +2190,19 @@ int32_t apercentilePartialFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
int32_t bytesHist = (int32_t)(sizeof(SAPercentileInfo) + sizeof(SHistogramInfo) + sizeof(SHistBin) * (MAX_HISTOGRAM_BIN + 1));
int32_t bytesDigest = (int32_t)(sizeof(SAPercentileInfo) + TDIGEST_SIZE(COMPRESSION));
int32_t resultBytes = TMAX(bytesHist, bytesDigest);
char *tmp = taosMemoryCalloc(resultBytes + VARSTR_HEADER_SIZE, sizeof(char));
char *res = taosMemoryCalloc(resultBytes + VARSTR_HEADER_SIZE, sizeof(char));
if (pInfo->algo == APERCT_ALGO_TDIGEST) {
if (pInfo->pTDigest->size > 0) {
memcpy(varDataVal(tmp), pInfo, resultBytes);
varDataSetLen(tmp, resultBytes);
memcpy(varDataVal(res), pInfo, resultBytes);
varDataSetLen(res, resultBytes);
} else {
return TSDB_CODE_SUCCESS;
}
} else {
if (pInfo->pHisto->numOfElems > 0) {
memcpy(varDataVal(tmp), pInfo, resultBytes);
varDataSetLen(tmp, resultBytes);
memcpy(varDataVal(res), pInfo, resultBytes);
varDataSetLen(res, resultBytes);
} else {
return TSDB_CODE_SUCCESS;
}
@ -2211,9 +2211,9 @@ int32_t apercentilePartialFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
int32_t slotId = pCtx->pExpr->base.resSchema.slotId;
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);
colDataAppend(pCol, pBlock->info.rows, tmp, false);
colDataAppend(pCol, pBlock->info.rows, res, false);
taosMemoryFree(tmp);
taosMemoryFree(res);
return pResInfo->numOfRes;
}
@ -2957,6 +2957,31 @@ _spread_over:
return TSDB_CODE_SUCCESS;
}
int32_t spreadFunctionMerge(SqlFunctionCtx *pCtx) {
SInputColumnInfoData* pInput = &pCtx->input;
SColumnInfoData* pCol = pInput->pData[0];
ASSERT(pCol->info.type == TSDB_DATA_TYPE_BINARY);
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
SSpreadInfo* pInputInfo;
int32_t start = pInput->startRowIndex;
char* data = colDataGetData(pCol, start);
pInputInfo = (SSpreadInfo *)varDataVal(data);
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 spreadFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
if (pInfo->hasResult == true) {
@ -2965,6 +2990,24 @@ int32_t spreadFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
return functionFinalize(pCtx, pBlock);
}
int32_t spreadPartialFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
int32_t resultBytes = (int32_t)sizeof(SSpreadInfo);
char *res = taosMemoryCalloc(resultBytes + VARSTR_HEADER_SIZE, sizeof(char));
memcpy(varDataVal(res), pInfo, resultBytes);
varDataSetLen(res, resultBytes);
int32_t slotId = pCtx->pExpr->base.resSchema.slotId;
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);
colDataAppend(pCol, pBlock->info.rows, res, false);
taosMemoryFree(res);
return pResInfo->numOfRes;
}
bool getElapsedFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
pEnv->calcMemSize = sizeof(SElapsedInfo);
return true;