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Document recent changes in syntax, including examples.

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Thomas G. Lockhart 2000-03-31 03:20:17 +00:00
parent ca05ba2a9d
commit f38d2afa16
1 changed files with 26 additions and 20 deletions
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42
doc/src/sgml/ref/set.sgml
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@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/set.sgml,v 1.33 2000/03/26 18:32:27 petere Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/set.sgml,v 1.34 2000/03/31 03:20:17 thomas Exp $
Postgres documentation
-->
@ -23,7 +23,7 @@ Postgres documentation
<date>1999-07-20</date>
</refsynopsisdivinfo>
<synopsis>
SET <replaceable class="PARAMETER">variable</replaceable> { TO | = } { '<replaceable class="PARAMETER">value</replaceable>' | DEFAULT }
SET <replaceable class="PARAMETER">variable</replaceable> { TO | = } { <replaceable class="PARAMETER">value</replaceable> | '<replaceable class="PARAMETER">value</replaceable>' | DEFAULT }
SET TIME ZONE { '<replaceable class="PARAMETER">timezone</replaceable>' | LOCAL | DEFAULT }
SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
</synopsis>
@ -51,7 +51,9 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<listitem>
<para>
New value of parameter. <option>DEFAULT</option> can be
used to specify resetting the parameter to its default value.
used to specify resetting the parameter to its default
value. Lists of strings are allowed, but more complex
constructs may need to be single or double quoted.
</para>
</listitem>
</varlistentry>
@ -125,7 +127,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>European</term>
<listitem>
<para>
use dd/mm/yyyy for numeric date representations.
use <literal>dd/mm/yyyy</literal> for numeric date representations.
</para>
</listitem>
</varlistentry>
@ -133,7 +135,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>NonEuropean</term>
<listitem>
<para>
use mm/dd/yyyy for numeric date representations.
use <literal>mm/dd/yyyy</literal> for numeric date representations.
</para>
</listitem>
</varlistentry>
@ -141,7 +143,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>German</term>
<listitem>
<para>
use dd.mm.yyyy for numeric date representations.
use <literal>dd.mm.yyyy</literal> for numeric date representations.
</para>
</listitem>
</varlistentry>
@ -149,7 +151,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>US</term>
<listitem>
<para>
same as 'NonEuropean'
same as <literal>NonEuropean</literal>
</para>
</listitem>
</varlistentry>
@ -157,7 +159,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>DEFAULT</term>
<listitem>
<para>
restores the default values ('US,Postgres')
restores the default values (<literal>US,Postgres</literal>)
</para>
</listitem>
</varlistentry>
@ -237,7 +239,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<variablelist>
<varlistentry>
<term>'PST8PDT'</term>
<term>PST8PDT</term>
<listitem>
<para>
set the timezone for California
@ -245,7 +247,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
</listitem>
</varlistentry>
<varlistentry>
<term>'Portugal'</term>
<term>Portugal</term>
<listitem>
<para>
set time zone for Portugal.
@ -755,7 +757,7 @@ SET TRANSACTION ISOLATION LEVEL { READ COMMITTED | SERIALIZABLE }
<term>DEFAULT</term>
<listitem>
<para>
Equivalent to specifying <command>SET KSQO='OFF'</command>.
Equivalent to specifying <command>SET KSQO=OFF</command>.
</para>
</listitem>
</varlistentry>
@ -885,13 +887,14 @@ WARN: Bad value for <replaceable class="parameter">variable</replaceable> (<rep
Usage
</title>
<para>
Set the style of date to ISO:
Set the style of date to ISO (no quotes on the argument is required):
<programlisting>
SET DATESTYLE TO 'ISO';
SET DATESTYLE TO ISO;
</programlisting>
Enable GEQO for queries with 4 or more tables:
Enable GEQO for queries with 4 or more tables (note the use of
single quotes to handle the equal sign inside the value argument):
<programlisting>
SET GEQO = 'ON=4';
@ -903,10 +906,12 @@ SET GEQO = 'ON=4';
SET GEQO = DEFAULT;
</programlisting>
Set the timezone for Berkeley, California:
Set the timezone for Berkeley, California, using double quotes to
preserve the uppercase
attributes of the time zone specifier:
<programlisting>
SET TIME ZONE 'PST8PDT';
SET TIME ZONE "PST8PDT";
SELECT CURRENT_TIMESTAMP AS today;
today
@ -914,7 +919,8 @@ SELECT CURRENT_TIMESTAMP AS today;
1998-03-31 07:41:21-08
</programlisting>
Set the timezone for Italy:
Set the timezone for Italy (note the required single or double quotes to handle
the special characters):
<programlisting>
SET TIME ZONE 'Europe/Rome';
@ -969,7 +975,7 @@ sgml-indent-data:t
sgml-parent-document:nil
sgml-default-dtd-file:"../reference.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:"/usr/lib/sgml/catalog"
sgml-local-catalogs:("/usr/lib/sgml/catalog")
sgml-local-ecat-files:nil
End:
-->