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October 15, 2026: PostgreSQL 19 RC 1 Released!

Documentation → PostgreSQL 18

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ALTER RULE
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ALTER RULE

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.

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