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Re: Problem with ROWs and UNION

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)surnet(dot)cl>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: Problem with ROWs and UNION
Date: 2005-05-12 20:13:00
Message-ID: 12061.1115928780@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugs
Alvaro Herrera <alvherre(at)surnet(dot)cl> writes:
> I think you could create a btree operator class to make it all work.

Hm.  Given that we've managed to build a general opclass for arrays,
I suppose it should be possible for records too.  Hardly trivial though.

A closely related point is fixing row comparisons to obey the SQL
semantics properly.

			regards, tom lane

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