ALTER RULE
ALTER RULE
ALTER RULE - change the definition of a rule
Synopsis
ALTER RULEname
ONtable_name
RENAME TOnew_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.