From: | Bruce Momjian <bruce(at)momjian(dot)us> |
---|---|
To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Comments on Exclusion Constraints and related datatypes |
Date: | 2010-06-03 01:47:43 |
Message-ID: | 201006030147.o531lhD13152@momjian.us |
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Lists: | pgsql-hackers |
Robert Haas wrote:
> > * inet datatypes don't have a commutative operator on which a unique
> > index can be built. There is no "overlaps" equivalent, which again is a
> > shame because that stops them being used with the new feature.
>
> This would be a nice thing to fix, and I was thinking about doing it,
> but I just ran out of time. I think it can be left for 9.1. I have
> not infrequently wanted to build an IP allocation database, and this
> would be perfect for that.
Added to TODO:
Add INET overlaps operator, for use by exclusion constraints
* http://archives.postgresql.org/pgsql-hackers/2010-03/msg00845.php
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ None of us is going to be here forever. +
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