PostgreSQL 8.2.22 Documentation
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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.

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Interface Support Functions | Up | SPI_fnumber