SPI_fname
Name
SPI_fname -- determine the column name for the specified column number
Synopsis
char * SPI_fname(TupleDescrowdesc, intcolnumber)
Description
SPI_fname returns a copy of the column name of the specified column. (You can usepfree to release the copy of the name when you don't need it anymore.)
Arguments
- TupleDescrowdesc
input row description
- intcolnumber
column number (count starts at 1)
Return Value
The column name;NULL ifcolnumber is out of range.SPI_result set toSPI_ERROR_NOATTRIBUTE on error.
