From 97f2b1508b0a2f6879b881e923b5a405dc28c3a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dagfinn=20Ilmari=20Manns=C3=A5ker?= <ilmari@ilmari.org>
Date: Fri, 17 Jul 2020 13:11:42 +0100
Subject: [PATCH] Mention that pg_inherit can also reference indexes

---
 doc/src/sgml/catalogs.sgml | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index a99c681887..26fda20d19 100644
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -4417,9 +4417,9 @@
 
   <para>
    The catalog <structname>pg_inherits</structname> records information about
-   table inheritance hierarchies.  There is one entry for each direct
-   parent-child table relationship in the database.  (Indirect inheritance can be determined
-   by following chains of entries.)
+   table and index inheritance hierarchies.  There is one entry for each direct
+   parent-child table or index relationship in the database.  (Indirect
+   inheritance can be determined by following chains of entries.)
   </para>
 
   <table>
@@ -4443,7 +4443,7 @@
        (references <link linkend="catalog-pg-class"><structname>pg_class</structname></link>.<structfield>oid</structfield>)
       </para>
       <para>
-       The OID of the child table
+       The OID of the child table or index
       </para></entry>
      </row>
 
@@ -4453,7 +4453,7 @@
        (references <link linkend="catalog-pg-class"><structname>pg_class</structname></link>.<structfield>oid</structfield>)
       </para>
       <para>
-       The OID of the parent table
+       The OID of the parent table or index
       </para></entry>
      </row>
 
@@ -4465,6 +4465,10 @@
        If there is more than one direct parent for a child table (multiple
        inheritance), this number tells the order in which the
        inherited columns are to be arranged.  The count starts at 1.
+      </para>
+      <para>
+       Indexes can not have multiple inheritance, since they can only inherit
+       when using declarative partitioning.
       </para></entry>
      </row>
     </tbody>
-- 
2.27.0