DROP AGGREGATE name type
The name of an existing aggregate function.
The type of an existing aggregate function. (Refer to the PostgreSQL User's Guide for further information about data types).
Message returned if the command is successful.
This message occurs if the aggregate function specified does not exist in the database.
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.
Use CREATE AGGREGATE to create aggregate functions.
To remove the myavg aggregate for type int4:
DROP AGGREGATE myavg int4;
There is no DROP AGGREGATE statement in SQL92; the statement is a Postgres language extension.