Re: [BUGS] BUG #1993: Adding/subtracting negative time intervals

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
Cc: pgman(at)candle(dot)pha(dot)pa(dot)us, mike(at)fuhr(dot)org, kg(at)kgb(dot)une(dot)edu(dot)au, grzm(at)myrealbox(dot)com, pgsql-hackers(at)postgreSQL(dot)org, mr-russ(at)pws(dot)com(dot)au, hb(at)x256(dot)com
Subject: Re: [BUGS] BUG #1993: Adding/subtracting negative time intervals
Date: 2005-10-26 15:30:10
Message-ID: 6561.1130340610@sss.pgh.pa.us
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"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> writes:
> The standard seems rich enough in this area to
> address all of the concerns I've seen expressed on this thread.
> All the usual advantages for standards compliance accrue, as well.

Last I checked, the standard completely failed to deal with daylight
savings time changes, making it pretty useless as a guide to solving
the problems we want to deal with.

regards, tom lane

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