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Document why you can't use date_trunc("week") on intervals.

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Bruce Momjian
2012-08-15 16:03:58 -04:00
parent 1d9a6ae855
commit 74f4881d7c
1 changed files with 5 additions and 0 deletions
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doc/src/sgml/func.sgml
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@ -7050,6 +7050,11 @@ date_trunc('<replaceable>field</replaceable>', <replaceable>source</replaceable>
</simplelist> </simplelist>
</para> </para>
<para>
<literal>week</literal> is not supported for <type>interval</>
values because months usually have fractional weeks.
</para>
<para> <para>
Examples: Examples:
<screen> <screen>