On second thought, explain why date_trunc("week") on interval values is
not supported in the error message, rather than the docs.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/083b9133aa0e5e91d74ba46b530a74989223324d

Modified Files
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doc/src/sgml/func.sgml            |    5 -----
src/backend/utils/adt/timestamp.c |   15 +++++++++++----
2 files changed, 11 insertions(+), 9 deletions(-)

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Next:	From: Bruce Momjian	Date: 2012-08-15 22:30:40
	Subject: Re: [COMMITTERS] pgsql: Clean up the #include mess a little.
Previous:	From: Bruce Momjian	Date: 2012-08-15 20:04:10
	Subject: pgsql: Document why you can't use date_trunc("week") on intervals.