Re: unique constraint with significant nulls? - Mailing list pgsql-general

From hubert depesz lubaczewski
Subject Re: unique constraint with significant nulls?
Date
Msg-id 20120925165805.GA6068@depesz.com
Whole thread Raw
In response to Re: unique constraint with significant nulls?  (Mike Blackwell <mike.blackwell@rrd.com>)
List pgsql-general
On Tue, Sep 25, 2012 at 11:34:36AM -0500, Mike Blackwell wrote:
> Interesting, but that assumes there's a value to use in the coalesce that
> isn't a valid data value.

no, it doesn't.

Best regards,

depesz

--
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