Re: ORDER BY 'DK', 'DE', DESC?

From: Adam Ruth <aruth(at)intercation(dot)com>
To: Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com>
Cc: pgsql-general(at)postgresql(dot)org, Victor Spång Arthursson <scooterbabe(at)home(dot)se>
Subject: Re: ORDER BY 'DK', 'DE', DESC?
Date: 2004-05-20 18:02:00
Message-ID: CAC8998B-AA87-11D8-9F90-000A959D1424@intercation.com
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On May 20, 2004, at 11:20 AM, Stephan Szabo wrote:

> On Tue, 11 May 2004, [ISO-8859-1] Victor Spång Arthursson wrote:
>
>> Hi!
>>
>> I would like to know if it's possible to give a priority order of how
>> to sort the returning rows?
>>
>> Like for example to order every row with a field language = DK first,
>> then the rows with field language = *DE' and last the other languages,
>> ordered alphabetically…?
>
> Well, I think you can do something like:
>
> ORDER BY (language = 'DK'), (language = 'DE'), language
>
> (or you could possibly condense the first two into one with case)

Due to the sorting of boolean values, you'd need:

ORDER BY language = 'DK' desc, language like '%DE' desc, language;

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