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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.

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