From 3dddb2a8219d3cfd163a83561d4b4613cd2ea376 Mon Sep 17 00:00:00 2001
From: Tom Lane
Date: Fri, 30 Jul 2021 14:50:21 -0400
Subject: Doc: add a glossary entry for "domain".

Anton Voloshin and Jürgen Purtz, reviewed by Laurenz Albe

Discussion: https://postgr.es/m/2ea65bdf-1380-f088-02bd-ff1a31ed265c@postgrespro.ru
---
 doc/src/sgml/glossary.sgml | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'doc/src/sgml/glossary.sgml')

diff --git a/doc/src/sgml/glossary.sgml b/doc/src/sgml/glossary.sgml
index c8d0440e80f..63ff4bbdf06 100644
--- a/doc/src/sgml/glossary.sgml
+++ b/doc/src/sgml/glossary.sgml
@@ -390,8 +390,7 @@
      A restriction on the values of data allowed within a
      <glossterm linkend="glossary-table">table</glossterm>,
      or in attributes of a
-     <!-- XXX Should have term "domain". Need term "type" for that. -->
-     <firstterm>domain</firstterm>.
+     <glossterm linkend="glossary-domain">domain</glossterm>.
     </para>
     <para>
      For more information, see
@@ -508,6 +507,20 @@
    </glossdef>
   </glossentry>
 
+  <glossentry id="glossary-domain">
+   <glossterm>Domain</glossterm>
+   <glossdef>
+    <para>
+     A user-defined data type that is based on another underlying data type.
+     It acts the same as the underlying type except for possibly restricting
+     the set of allowed values.
+    </para>
+    <para>
+     For more information, see <xref linkend="domains"/>.
+    </para>
+   </glossdef>
+  </glossentry>
+
   <glossentry id="glossary-durability">
    <glossterm>Durability</glossterm>
    <glossdef>
-- 
cgit v1.2.3