From 92f7eebbbd6554f0414ab869abd8733cef751249 Mon Sep 17 00:00:00 2001
From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 19 Jan 2011 21:15:45 -0500
Subject: [PATCH] Document that WITH queries are also called Common Table
 Expressions.

Peter Geoghegan, reviewed by Stephen Frost
---
 doc/src/sgml/acronyms.sgml | 9 +++++++++
 doc/src/sgml/queries.sgml  | 5 +++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/doc/src/sgml/acronyms.sgml b/doc/src/sgml/acronyms.sgml
index 23ab3b410b..5dad0db137 100644
--- a/doc/src/sgml/acronyms.sgml
+++ b/doc/src/sgml/acronyms.sgml
@@ -98,6 +98,15 @@
     </listitem>
    </varlistentry>
 
+   <varlistentry>
+    <term><acronym>CTE</acronym></term>
+    <listitem>
+     <para>
+      <link linkend="queries-with">Common Table Expression</link>
+     </para>
+    </listitem>
+   </varlistentry>
+
    <varlistentry>
     <term><acronym>CVE</acronym></term>
     <listitem>
diff --git a/doc/src/sgml/queries.sgml b/doc/src/sgml/queries.sgml
index f6e081ea73..693fce531f 100644
--- a/doc/src/sgml/queries.sgml
+++ b/doc/src/sgml/queries.sgml
@@ -1525,7 +1525,7 @@ SELECT <replaceable>select_list</replaceable> FROM <replaceable>table_expression
 
 
  <sect1 id="queries-with">
-  <title><literal>WITH</literal> Queries</title>
+  <title><literal>WITH</literal> Queries (Common Table Expressions)</title>
 
   <indexterm zone="queries-with">
    <primary>WITH</primary>
@@ -1539,7 +1539,8 @@ SELECT <replaceable>select_list</replaceable> FROM <replaceable>table_expression
 
   <para>
    <literal>WITH</> provides a way to write subqueries for use in a larger
-   query.  The subqueries can be thought of as defining
+   query.  The subqueries, which are often referred to as Common Table
+   Expressions or <acronym>CTE</acronym>s, can be thought of as defining
    temporary tables that exist just for this query.  One use of this feature
    is to break down complicated queries into simpler parts.  An example is:
 
-- 
2.40.0