DROP RULE
DROP RULE
Name
DROP RULE
-- remove a rewrite rule
Synopsis
DROP RULE name ON relation [ CASCADE | RESTRICT ]
Inputs
- name
The name of an existing rule to drop.
- relation
The name (optionally schema-qualified) of the relation the rule
applies to.
- CASCADE
Automatically drop objects that depend on the rule.
- RESTRICT
Refuse to drop the rule if there are any dependent objects.
This is the default.
Outputs
- DROP RULE
Message returned if successful.
- ERROR: Rule "name" not found
This message occurs if the specified rule does not exist.
Description
DROP RULE drops a rule from the specified
PostgreSQL rule
system. PostgreSQL
will immediately cease enforcing it and
will purge its definition from the system catalogs.
Notes
The DROP RULE statement is a
PostgreSQL
language extension.
Refer to CREATE RULE for
information on how to create rules.
Usage
To drop the rewrite rule newrule:
DROP RULE newrule ON mytable;
Compatibility
SQL92
There is no DROP RULE in SQL92.
