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ALTER POLICY(7) | PostgreSQL 9.6.12 Documentation | ALTER POLICY(7) |
NAME¶
ALTER_POLICY - change the definition of a row level security policySYNOPSIS¶
ALTER POLICY name ON table_name RENAME TO new_name ALTER POLICY name ON table_name [ TO { role_name | PUBLIC | CURRENT_USER | SESSION_USER } [, ...] ] [ USING ( using_expression ) ] [ WITH CHECK ( check_expression ) ]
DESCRIPTION¶
ALTER POLICY changes the definition of an existing row-level security policy.To use ALTER POLICY, you must own the table that the policy applies to.
In the second form of ALTER POLICY, the role list, using_expression, and check_expression are replaced independently if specified. When one of those clauses is omitted, the corresponding part of the policy is unchanged.
PARAMETERS¶
nameThe name of an existing policy to alter.
table_name
The name (optionally schema-qualified) of the table that
the policy is on.
new_name
The new name for the policy.
role_name
The role(s) to which the policy applies. Multiple roles
can be specified at one time. To apply the policy to all roles, use
PUBLIC.
using_expression
The USING expression for the policy. See CREATE POLICY
(CREATE_POLICY(7)) for details.
check_expression
The WITH CHECK expression for the policy. See CREATE
POLICY (CREATE_POLICY(7)) for details.
COMPATIBILITY¶
ALTER POLICY is a PostgreSQL extension.SEE ALSO¶
CREATE POLICY (CREATE_POLICY(7)), DROP POLICY (DROP_POLICY(7))2019 | PostgreSQL 9.6.12 |