DROP RULE
DROP RULE
DROP RULE - remove a rewrite rule
Synopsis
DROP RULE [ IF EXISTS ]name
ONtable_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 Section 5.14 ).
-
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.