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Add example for converting epoch back to timestamp.

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Peter Eisentraut 2003-12-16 15:27:58 +00:00
parent 0fb3ec1a58
commit 4b1a35b3c2
1 changed files with 10 additions and 1 deletions
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doc/src/sgml/func.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.181 2003/12/13 23:59:06 neilc Exp $ $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.182 2003/12/16 15:27:58 petere Exp $
PostgreSQL documentation PostgreSQL documentation
--> -->
@ -5005,6 +5005,15 @@ SELECT EXTRACT(EPOCH FROM TIMESTAMP WITH TIME ZONE '2001-02-16 20:38:40-08');
SELECT EXTRACT(EPOCH FROM INTERVAL '5 days 3 hours'); SELECT EXTRACT(EPOCH FROM INTERVAL '5 days 3 hours');
<lineannotation>Result: </lineannotation><computeroutput>442800</computeroutput> <lineannotation>Result: </lineannotation><computeroutput>442800</computeroutput>
</screen>
<para>
Here is how you can convert an epoch value back to a time
stamp:
</para>
<screen>
SELECT TIMESTAMP WITH TIME ZONE 'epoch' + 982384720 * interval '1 second';
</screen> </screen>
</listitem> </listitem>
</varlistentry> </varlistentry>