ALTER RULE
change the definition of a rule
Synopsis
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.