Name

ALTER AGGREGATE — change the definition of an aggregate function

Synopsis

ALTER AGGREGATE name ( type ) RENAME TO new_name
ALTER AGGREGATE name ( type ) OWNER TO new_owner
ALTER AGGREGATE name ( type ) SET SCHEMA new_schema

Description

ALTER AGGREGATE changes the definition of an aggregate function.

You must own the aggregate function to use ALTER AGGREGATE; except for ALTER AGGREGATE OWNER, which may only be executed by a superuser. To change the schema of an aggregate function, you must also have CREATE privilege on the new schema.

Parameters

name

The name (optionally schema-qualified) of an existing aggregate function.

type

The argument data type of the aggregate function, or * if the function accepts any data type.

new_name

The new name of the aggregate function.

new_owner

The new owner of the aggregate function.

new_schema

The new schema for the aggregate function.

Examples

To rename the aggregate function myavg for type integer to my_average:

ALTER AGGREGATE myavg(integer) RENAME TO my_average;

To change the owner of the aggregate function myavg for type integer to joe:

ALTER AGGREGATE myavg(integer) OWNER TO joe;

To move the aggregate function myavg for type integer into schema myschema:

ALTER AGGREGATE myavg(integer) SET SCHEMA myschema;

Compatibility

There is no ALTER AGGREGATE statement in the SQL standard.

See Also

CREATE AGGREGATE, DROP AGGREGATE