Re: md5() sorting - Mailing list pgsql-general

From Karsten Hilbert
Subject Re: md5() sorting
Date
Msg-id 20071107152754.GE5804@merkur.hilbert.loc
Whole thread Raw
In response to Re: md5() sorting  (Martijn van Oosterhout <kleptog@svana.org>)
Responses Re: md5() sorting  ("Marko Kreen" <markokr@gmail.com>)
List pgsql-general
On Wed, Nov 07, 2007 at 03:54:02PM +0100, Martijn van Oosterhout wrote:

> >  Should I be going about this sorting or hashing or detection
> >  business in another way entirely which can be done at the
> >  SQL level ?
>
> I'm wondering if you cast the md5sum as a bytea instead of text and
> then sort, if that would solve it simply.

Along the lines of

    ... ORDER BY decode(md5('...'), 'hex');

? I knew I'd ask here ;-)

BTW, my Google Fu was lacking or I'd have found this earlier:

    http://www.varlena.com/GeneralBits/21.php
    (see middle of page)

Thanks,
Karsten
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