alter_rule

ALTER RULE

ALTER RULE

7

SQL - Language Statements

ALTER RULE

change the definition of a rule

ALTER RULE

name

ON

table_name

RENAME TO

new_name

Description

ALTER RULE changes properties of an existing rule. Currently, the only available action is to change the rule's name.

To use ALTER RULE, you must own the table or view that the rule applies to.

Parameters

<name>
The name of an existing rule to alter.

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

<new_name>
The new name for the rule.

Examples

To rename an existing rule:

ALTER RULE notify_all ON emp RENAME TO notify_me;

Compatibility

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

See Also