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Add some notes about conditional rules used with views.

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This commit is contained in:
Tom Lane
2001-11-06 23:54:32 +00:00
parent f688c1e064
commit 4a3bf197eb
2 changed files with 47 additions and 9 deletions
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10
doc/src/sgml/ref/create_view.sgml
View File

@@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_view.sgml,v 1.12 2001/09/03 12:57:49 petere Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_view.sgml,v 1.13 2001/11/06 23:54:32 tgl Exp $
Postgres documentation
-->
@@ -102,7 +102,7 @@ ERROR: Relation '<replaceable class="parameter">view</replaceable>' already exi
</varlistentry>
<varlistentry>
<term><computeroutput>
NOTICE create: attribute named "<replaceable class="parameter">column</replaceable>" has an unknown type
NOTICE: Attribute '<replaceable class="parameter">column</replaceable>' has an unknown type
</computeroutput></term>
<listitem>
<para>
@@ -149,7 +149,11 @@ CREATE VIEW vista AS SELECT text 'Hello World'
</title>
<para>
Currently, views are read only.
Currently, views are read only: the system will not allow an insert,
update, or delete on a view. You can get the effect of an updatable
view by creating rules that rewrite inserts, etc. on the view into
appropriate actions on other tables. For more information see
<xref linkend="sql-createrule">.
</para>
<para>