Name
DROP AGGREGATE -- Removes the definition of an aggregate function
Synopsis
DROP AGGREGATE name type
Inputs
- name
The name of an existing aggregate function.
- type
The input datatype of an existing aggregate function, or * if the function accepts any input type. (Refer to the PostgreSQL User's Guide for further information about data types.)
Outputs
- DROP
Message returned if the command is successful.
- ERROR: RemoveAggregate: aggregate 'agg' 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.
Usage
To remove the myavg aggregate for type int4:
DROP AGGREGATE myavg int4;
Compatibility
SQL92
There is no DROP AGGREGATE statement in SQL92; the statement is a Postgres language extension.
