DROP AGGREGATE [ IF EXISTS ] name ( type [ , ... ] ) [ CASCADE | RESTRICT ]
Description
DROP AGGREGATE will delete 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.
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