This page in other versions: Unsupported versions: 6.4 / 6.5 / 7.0

DROP AGGREGATE

Name

DROP AGGREGATE — Removes the definition of an aggregate function
DROP AGGREGATE name type
  

Inputs

name

The name of an existing aggregate function.

type

The type of an existing aggregate function. (Refer to the PostgreSQL User's Guide for further information about data types).

Outputs

DROP

Message returned if the command is successful.

WARN RemoveAggregate: aggregate 'name' for 'type' does not exist

This message occurs if the aggregate function specified does not exist in the database.

Description

DROP AGGREGATE will remove all references to an existing aggregate definition. To execute this command the current user must be the owner of the aggregate.

Notes

The DROP AGGREGATE statement is a Postgres language extension.

Refer to the CREATE AGGREGATE statement to create aggregate functions.

Usage

To remove the myavg aggregate for type int4:

DROP AGGREGATE myavg int4;
  

Compatibility

SQL92

There is no DROP AGGREGATE statement in SQL92.

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group