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