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: | 2004-05-21 13:57:10 |
Message-ID: | C0DDCF42-AB2E-11D8-B784-000A959D1424@intercation.com |
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Thread: | |
Lists: | pgsql-general |
On May 20, 2004, at 12:19 PM, Stephan Szabo wrote:
>
> On Thu, 20 May 2004, Adam Ruth wrote:
>
>>
>> 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;
>
> Yep, someday I'll remember that 0 is less than 1. ;)
>
I only remember it after I try it once and wonder why my trues are at
the bottom!
Adam Ruth
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