Mention REINDEX can be used for disk space reclaimation too.

diff --git a/doc/src/sgml/ref/reindex.sgml b/doc/src/sgml/ref/reindex.sgml
index e7f3d10de216e0fb662afdf9f92129e19d8dd1f8..0fa8f5344651630c5389f3e6ae8d66b4d929a847 100644 (file)
--- a/doc/src/sgml/ref/reindex.sgml
+++ b/doc/src/sgml/ref/reindex.sgml
@@ -122,6 +122,12 @@ REINDEX
    failures.  <command>REINDEX</command> provides a recovery method.
   </para>
 
+  <para>
+   <command>REINDEX</command> also removes certain dead index pages that
+   can't be reclaimed any other way. See the "Routine Reindexing"
+   section in the manual for more information.
+  </para>
+
   <para>
     If you suspect corruption of an index on a user table, you can
     simply rebuild that index, or all indexes on the table, using