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modify udf comments

This commit is contained in:
shenglian zhou 2022-05-03 17:51:21 +08:00
parent 65e4258169
commit 162cf572eb
1 changed files with 2 additions and 3 deletions
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5
include/libs/function/tudf.h
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@ -54,7 +54,7 @@ int32_t setupUdf(char udfName[], UdfcFuncHandle *handle);
typedef struct SUdfColumnMeta {
int16_t type;
int32_t bytes; // <0 var length, others fixed length bytes
int32_t bytes;
uint8_t precision;
uint8_t scale;
} SUdfColumnMeta;
@ -133,8 +133,7 @@ typedef int32_t (*TUdfTeardownFunc)();
//TODO: add API to check function arguments type, number etc.
//TODO: another way to manage memory is provide api for UDF to add data to SUdfColumnData and UDF framework will allocate memory.
// then UDF framework will free the memory
//typedef int32_t addFixedLengthColumnData(SColumnData *columnData, int rowIndex, bool isNull, int32_t colBytes, char* data);
//typedef int32_t addVariableLengthColumnData(SColumnData *columnData, int rowIndex, bool isNull, int32_t dataLen, char * data);
// int32_t udfColDataAppend(SUdfColumn* pColumn, uint32_t currentRow, const char* pData, bool isNull)
typedef int32_t (*TUdfFreeUdfColumnFunc)(SUdfColumn* column);
typedef int32_t (*TUdfScalarProcFunc)(SUdfDataBlock* block, SUdfColumn *resultCol);