Re: BUG #13760: order by . offset .. limit bug? when order by column has same value

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: digoal(at)126(dot)com
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #13760: order by . offset .. limit bug? when order by column has same value
Date: 2015-11-09 16:49:28
Message-ID: 26690.1447087768@sss.pgh.pa.us
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digoal(at)126(dot)com writes:
> when order by column has same values, there will return (0,1) all times
> whatever offset x.

I don't see any bug here. ORDER BY does not promise anything about
the ordering of rows with equal keys.

regards, tom lane

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