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add derivative scalar version

This commit is contained in:
Ganlin Zhao 2022-07-16 11:37:05 +08:00
parent 598c57e059
commit 566ab93f83
3 changed files with 7 additions and 0 deletions
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1
include/libs/scalar/scalar.h
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@ -107,6 +107,7 @@ int32_t leastSQRScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarPa
int32_t percentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
int32_t apercentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
int32_t spreadScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
int32_t derivativeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
int32_t irateScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
#ifdef __cplusplus

1
source/libs/function/src/builtins.c
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@ -2207,6 +2207,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.getEnvFunc = getDerivativeFuncEnv,
.initFunc = derivativeFuncSetup,
.processFunc = derivativeFunction,
.sprocessFunc = derivativeScalarFunction,
.finalizeFunc = functionFinalize
},
{

5
source/libs/scalar/src/sclfunc.c
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@ -2381,6 +2381,11 @@ int32_t spreadScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarPara
return TSDB_CODE_SUCCESS;
}
int32_t derivativeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
pOutput->numOfRows = 0;
return TSDB_CODE_SUCCESS;
}
int32_t irateScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
SColumnInfoData *pInputData = pInput->columnData;
SColumnInfoData *pOutputData = pOutput->columnData;