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> Neil Conway <nconway@klamath.dyndns.org> writes: 

> > This patch improves the documentation of the UPDATE and ALTER TABLE
> > commands to elaborate on the effect of specifying an "ONLY" clause.
>
> Unfortunately this is still only half the truth ... see the
> SQL_INHERITANCE configuration variable.

Okay, I've attached an updated patch with more information on
SQL_INHERITANCE and inheritance behavior in prior releases.

Neil Conway
This commit is contained in:
Bruce Momjian 2002-08-15 02:59:18 +00:00
parent 66eb8df6a4
commit 88bd306832
3 changed files with 24 additions and 6 deletions
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12
doc/src/sgml/ref/alter_table.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/alter_table.sgml,v 1.48 2002/08/02 18:15:04 tgl Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/alter_table.sgml,v 1.49 2002/08/15 02:59:18 momjian Exp $
PostgreSQL documentation
-->
@ -60,7 +60,15 @@ ALTER TABLE <replaceable class="PARAMETER">table</replaceable>
<term><replaceable class="PARAMETER"> table </replaceable></term>
<listitem>
<para>
The name (possibly schema-qualified) of an existing table to alter.
The name (possibly schema-qualified) of an existing table to
alter. If <literal>ONLY</> is specified, only that table is
altered. If <literal>ONLY</> is not specified, the table and all
its descendant tables (if any) are updated. <literal>*</> can be
appended to the table name to indicate that descendant tables are
to be scanned, but in the current version, this is the default
behavior. (In releases before 7.1, <literal>ONLY</> was the
default behavior.) The default can be altered by changing the
<option>SQL_INHERITANCE</option> configuration option.
</para>
</listitem>
</varlistentry>

6
doc/src/sgml/ref/select.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/select.sgml,v 1.55 2002/08/04 19:48:09 momjian Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/select.sgml,v 1.56 2002/08/15 02:59:18 momjian Exp $
PostgreSQL documentation
-->
@ -131,7 +131,9 @@ where <replaceable class="PARAMETER">from_item</replaceable> can be:
tables (if any) are scanned. <literal>*</> can be appended to the
table name to indicate that descendant tables are to be scanned, but
in the current version, this is the default behavior. (In releases
before 7.1, <literal>ONLY</> was the default behavior.)
before 7.1, <literal>ONLY</> was the default behavior.) The
default behavior can be modified by changing the
<option>SQL_INHERITANCE</option> configuration option.
</para>
</listitem>
</varlistentry>

12
doc/src/sgml/ref/update.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/update.sgml,v 1.19 2002/04/23 02:07:16 tgl Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/update.sgml,v 1.20 2002/08/15 02:59:18 momjian Exp $
PostgreSQL documentation
-->
@ -40,7 +40,15 @@ UPDATE [ ONLY ] <replaceable class="PARAMETER">table</replaceable> SET <replacea
<term><replaceable class="PARAMETER">table</replaceable></term>
<listitem>
<para>
The name (optionally schema-qualified) of an existing table.
The name (optionally schema-qualified) of an existing table. If
<literal>ONLY</> is specified, only that table is updated. If
<literal>ONLY</> is not specified, the table and all its
descendant tables (if any) are updated. <literal>*</> can be
appended to the table name to indicate that descendant tables are
to be scanned, but in the current version, this is the default
behavior. (In releases before 7.1, <literal>ONLY</> was the
default behavior.) The default can be altered by changing the
<option>SQL_INHERITANCE</option> configuration option.
</para>
</listitem>
</varlistentry>