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drop_aggregate
Langue: en
Version: 2010-07-20 (ubuntu - 25/10/10)
Section: 7 (Divers)
NAME
DROP AGGREGATE - remove an aggregate functionSYNOPSIS
DROP AGGREGATE [ IF EXISTS ] name ( type [ , ... ] ) [ CASCADE | RESTRICT ]
DESCRIPTION
DROP AGGREGATE removes an existing aggregate function. To execute this command the current user must be the owner of the aggregate function.
PARAMETERS
- IF EXISTS
- Do not throw an error if the aggregate does not exist. A notice is issued in this case.
- name
- The name (optionally schema-qualified) of an existing aggregate function.
- type
- An input data type on which the aggregate function operates. To reference a zero-argument aggregate function, write * in place of the list of input data types.
- CASCADE
- Automatically drop objects that depend on the aggregate function.
- RESTRICT
- Refuse to drop the aggregate function if any objects depend on it. This is the default.
EXAMPLES
To remove the aggregate function myavg for type integer:
DROP AGGREGATE myavg(integer);
COMPATIBILITY
There is no DROP AGGREGATE statement in the SQL standard.
SEE ALSO
ALTER AGGREGATE [alter_aggregate(7)], CREATE AGGREGATE [create_aggregate(7)]Contenus ©2006-2024 Benjamin Poulain
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