DROP RULE

DROP RULE

7

SQL - Language Statements

DROP RULE

remove a rewrite rule

DROP RULE \[ IF EXISTS \]

name

ON

table\_name

\[ CASCADE \| RESTRICT \]

Description
===========

`DROP RULE` drops a rewrite rule.

Parameters
==========

`IF EXISTS`

:   Do not throw an error if the rule does not exist. A notice is issued
    in this case.

name

:   The name of the rule to drop.

table\_name

:   The name (optionally schema-qualified) of the table or view that the
    rule applies to.

`CASCADE`

:   Automatically drop objects that depend on the rule, and in turn all
    objects that depend on those objects (see [???](#ddl-depend)).

`RESTRICT`

:   Refuse to drop the rule if any objects depend on it. This is the
    default.

Examples
========

To drop the rewrite rule `newrule`:

    DROP RULE newrule ON mytable;

Compatibility
=============

`DROP RULE` is a PostgreSQL language extension, as is the entire query
rewrite system.

See Also
========
