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From: Mario Weilguni <mweilguni@sime.com>
To: pgsql-performance@postgresql.org
Subject: Re: index over timestamp not being used
Date: Wed, 25 Jul 2007 15:05:10 +0200
Message-ID: <200707251505.11182.mweilguni@sime.com> (raw)
In-Reply-To: <15140.1185306195@sss.pgh.pa.us>
References: <46A64475.3040201@andromeiberica.com>
	<46A6537B.6010604@andromeiberica.com>
	<15140.1185306195@sss.pgh.pa.us>

Am Dienstag 24 Juli 2007 schrieb Tom Lane:
> > I thought the
> > to_char/to_date/to_timestamp functions were intented for this purposes
>
> No, they're intended for dealing with wacky formats that the regular
> input/output routines can't understand or produce.

Really? I use them alot, because of possible problems with different date 
formats. 20070503 means May 3, 2007 for germans, I don't know what it means 
to US citizens, but following the strange logic of having the month first 
(8/13/2005) it might mean March 5, 2007 too. Therefore, using to_timestamp 
seems to be a safe choice for me, working in any environment regardless of 
the "date_style" setting.




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