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Improve description of pg_attrdef in documentation
author Michael Paquier <michael@paquier.xyz>
2018年10月29日 07:38:54 +0000 (16:38 +0900)
committer Michael Paquier <michael@paquier.xyz>
2018年10月29日 07:38:54 +0000 (16:38 +0900)
The reference to pg_attribute is switched to a link, which is more
useful for the html documentation. The conditions under which a default
value is defined for a given column are made more general.

Author: Daniel Gustafsson
Reviewed-by: Tom Lane
Discussion: https://postgr.es/m/0E8748E3-8B7D-445E-9ABA-09DA5C7345CC@yesql.se

doc/src/sgml/catalogs.sgml patch | blob | blame | history

diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index 9edba96fabb0dd5dd6f0e339ededd70b3b94141b..4256516c0857fe7c5a673b48535b0a743a65da5b 100644 (file)
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -901,11 +901,11 @@
</indexterm>
<para>
- The catalog <structname>pg_attrdef</structname> stores column default values. The main information
- about columns is stored in <structname>pg_attribute</structname>
- (see below). Only columns that explicitly specify a default value
- (when the table is created or the column is added) will have an
- entry here.
+ The catalog <structname>pg_attrdef</structname> stores column default
+ values. The main information about columns is stored in
+ <link linkend="catalog-pg-attribute"><structname>pg_attribute</structname></link>.
+ Only columns for which a default value has been explicitly set will have
+ an entry here.
</para>
<table>
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