12th September 2019: PostgreSQL 12 Beta 4 Released!
Unsupported versions: 7.0 / 6.5 / 6.4
This documentation is for an unsupported version of PostgreSQL.
You may want to view the same page for the current version, or one of the supported versions listed above instead.

SPI_fname

Name

SPI_fname — Finds the attribute name for the specified attribute
SPI_fname(tupdesc, fname)

Inputs

TupleDesc tupdesc

Input tuple description

char * fnumber

Attribute number

Outputs

char *

Attribute name

NULL if fnumber is out of range
SPI_result set to SPI_ERROR_NOATTRIBUTE on error

Description

SPI_fname returns the attribute name for the specified attribute.

Usage

Attribute numbers are 1 based.

Algorithm

Returns a newly-allocated copy of the attribute name.