From: Tom Lane <tgl@sss.pgh.pa.us>
To: Mark Dilger <pgsql@markdilger.com>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: pgsql-hackers@postgresql.org
Subject: Re: [SQL] Interval subtracting
Date: Wed, 01 Mar 2006 16:11:09 -0500
Message-ID: <15320.1141247469@sss.pgh.pa.us> (raw)
In-Reply-To: <44060C42.50905@markdilger.com>
References: <200603012013.k21KDFM21139@candle.pha.pa.us>
<14834.1141244891@sss.pgh.pa.us>
<44060682.9020505@markdilger.com>
<15150.1141246521@sss.pgh.pa.us>
<44060C42.50905@markdilger.com>
Mark Dilger <pgsql@markdilger.com> writes:
> The current code (without the patch) behaves as follows:
> select justify_days(justify_hours('1 month 95 days -36:00:00'::interval));
> justify_days
> -------------------------
> 4 mons 4 days -12:00:00
So? If we liked the current behavior we wouldn't be discussing a patch...
My thought is that justify_hours should reduce that input to
'1 month 93 days 12:00:00' and then justify_days would produce
'4 months 3 days 12:00:00'.
regards, tom lane
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To: pgsql-sql@postgresql.org
Cc: tgl@sss.pgh.pa.us, pgsql@markdilger.com, pgman@candle.pha.pa.us, pgsql-hackers@postgresql.org
Subject: Re: [SQL] Interval subtracting
In-Reply-To: <15320.1141247469@sss.pgh.pa.us>
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