Date: Wed, 28 Jul 2010 14:44:59 -0400 From: Jon Radel <jon@radel.com> To: freebsd-questions@freebsd.org, mginsburg@collaborativefusion.com Subject: Re: Timestamp + Interval time zone issues Message-ID: <4C507AAB.8000709@radel.com> In-Reply-To: <4C5076D7.5040605@collaborativefusion.com> References: <4C5076D7.5040605@collaborativefusion.com>
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On 7/28/10 2:28 PM, Mike Ginsburg wrote: > > So I have pg 8.4.3 installed, with a database set to EST5EDT time zone. > > When I run "SELECT NOW()" I get > 07/28/2010 14:27:07.767286 EDT > > showing that the timezone is properly set up. > > When I then try to add an interval to a statically entered time stamp, > it gets all strange: > SELECT '01/03/2011 16:00:00-04'::timestamp with time zone + '-1 > hour'::interval; > ?column? ------------------------- > 01/03/2011 14:00:00 EST > > Any idea why the adding of the interval is converting the result into > EST instead of EDT? Because Daylight Saving Time will be over by 1/3/2011? Does it still happen if you use a statically entered time stamp that's during Daylight Saving? -- --Jon Radel jon@radel.com
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