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Extend pg_get_acl() to handle sub-object IDs

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This patch modifies the pg_get_acl() function to accept a third argument
called "objsubid", bringing it on par with similar functions in this
area like pg_describe_object().  This enables the retrieval of ACLs for
relation attributes when scanning dependencies.

Bump catalog version.

Author: Joel Jacobson
Discussion: https://postgr.es/m/f2539bff-64be-47f0-9f0b-df85d3cc0432@app.fastmail.com
This commit is contained in:
Michael Paquier
2024-07-10 10:14:37 +09:00
parent f7bd0a381d
commit d898665bf7
6 changed files with 75 additions and 26 deletions
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6
doc/src/sgml/func.sgml
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@@ -26661,12 +26661,12 @@ SELECT currval(pg_get_serial_sequence('sometable', 'id'));
<indexterm>
<primary>pg_get_acl</primary>
</indexterm>
<function>pg_get_acl</function> ( <parameter>classid</parameter> <type>oid</type>, <parameter>objid</parameter> <type>oid</type> )
<function>pg_get_acl</function> ( <parameter>classid</parameter> <type>oid</type>, <parameter>objid</parameter> <type>oid</type>, <parameter>objsubid</parameter> <type>integer</type> )
<returnvalue>aclitem[]</returnvalue>
</para>
<para>
Returns the <acronym>ACL</acronym> for a database object, specified
by catalog OID and object OID. This function returns
by catalog OID, object OID and sub-object ID. This function returns
<literal>NULL</literal> values for undefined objects.
</para></entry>
</row>
@@ -26792,7 +26792,7 @@ SELECT currval(pg_get_serial_sequence('sometable', 'id'));
<programlisting>
postgres=# SELECT
(pg_identify_object(s.classid,s.objid,s.objsubid)).*,
pg_catalog.pg_get_acl(s.classid,s.objid) AS acl
pg_catalog.pg_get_acl(s.classid,s.objid,s.objsubid) AS acl
FROM pg_catalog.pg_shdepend AS s
JOIN pg_catalog.pg_database AS d
ON d.datname = current_database() AND