DROP AGGREGATE() SQL Commands DROP AGGREGATE()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.) [Com‐
ment: This should become a cross-reference rather than a hard-
coded chapter number]
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 def‐
inition. To execute this command the current user must be the owner of
the aggregate.
NOTES
Use CREATE AGGREGATE [create_aggregate(l)] to create aggregate func‐
tions.
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 Post‐
gres language extension.
SQL - Language Statements 29 March 2001 DROP AGGREGATE()