more indices -> indexes

doc/src/sgml/indices.sgml

-<!-- $Header: /cvsroot/pgsql/doc/src/sgml/indices.sgml,v 1.17 2001/05/17 21:50:16 petere Exp $ -->
+<!-- $Header: /cvsroot/pgsql/doc/src/sgml/indices.sgml,v 1.18 2001/05/22 16:00:00 petere Exp $ -->
 
 <chapter id="indexes">
- <title id="indexes-title">Indices</title>
+ <title id="indexes-title">Indexes</title>
 
  <indexterm zone="indexes">
   <primary>indexes</primary>

doc/src/sgml/sql.sgml

 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/sql.sgml,v 1.20 2001/03/24 23:03:26 petere Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/sql.sgml,v 1.21 2001/05/22 16:00:00 petere Exp $
 -->
 
  <chapter id="sql">
@@ -1769,7 +1769,7 @@ CREATE TABLE SELLS
      <title>Create Index</title>
 
      <para>
-      Indices are used to speed up access to a relation. If a relation <classname>R</classname>
+      Indexes are used to speed up access to a relation. If a relation <classname>R</classname>
       has an index on attribute <classname>A</classname> then we can
       retrieve all tuples <replaceable>t</replaceable>
       having