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Mention support for date_part('week',timestamp).
Fix spelling of "millennium". Thanks to Mika Nystrom <mika@camembert.cs.caltech.edu>.
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@ -1,5 +1,5 @@
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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.28 2000/04/13 21:44:25 momjian Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.29 2000/04/14 15:08:56 thomas Exp $
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-->
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<chapter id="datatype">
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@ -1022,7 +1022,7 @@ January 8 04:05:06 1999 PST
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<literal>Unit</literal> is <literal>second</literal>,
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<literal>minute</literal>, <literal>hour</literal>, <literal>day</literal>,
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<literal>week</literal>, <literal>month</literal>, <literal>year</literal>,
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<literal>decade</literal>, <literal>century</literal>, <literal>millenium</literal>,
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<literal>decade</literal>, <literal>century</literal>, <literal>millennium</literal>,
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or abbreviations or plurals of these units;
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<literal>Direction</literal> can be <literal>ago</literal> or
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empty.
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@ -551,13 +551,19 @@
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For the
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<function>date_part</function> and <function>date_trunc</function>
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functions, arguments can be
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`year', `month', `day', `hour', `minute', and `second',
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`<literal>year</literal>', `<literal>month</literal>',
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`<literal>day</literal>', `<literal>hour</literal>',
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`<literal>minute</literal>', and `<literal>second</literal>',
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as well as the more specialized quantities
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`decade', `century', `millenium', `millisecond', and `microsecond'.
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<function>date_part</function> allows `dow'
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to return day of week and `epoch' to return seconds since 1970
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(for <type>timestamp</type>)
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or 'epoch' to return total elapsed seconds (for <type>interval</type>).
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`<literal>decade</literal>', `<literal>century</literal>',
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`<literal>millennium</literal>', `<literal>millisecond</literal>',
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and `<literal>microsecond</literal>'.
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<function>date_part</function> allows `<literal>dow</literal>'
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to return day of week, '<literal>week</literal>' to return the
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ISO-defined week of year, and `<literal>epoch</literal>' to return
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seconds since 1970 (for <type>timestamp</type>)
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or '<literal>epoch</literal>' to return total elapsed seconds
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(for <type>interval</type>).
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</para>
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</sect1>
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@ -814,7 +820,8 @@
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<para>
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All templates allow the use of prefix and suffix modifiers. Modifiers are
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always valid for use in templates. The prefix 'FX' is a global modifier only.
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always valid for use in templates. The prefix
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'<literal>FX</literal>' is a global modifier only.
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</para>
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<para>
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