18th October 2018: PostgreSQL 11 Released!
Unsupported versions: 7.3 / 7.2 / 7.1

pkey

Name

pkey -- returns the primary key of a table

Synopsis

pkey(table)

Parameters

table

name of table.

Return Type

string

Name of field which is the primary key of the table.

Description

pkey() method returns the primary key of a table. Note that this raises an exception if the table does not have a primary key.