From: | "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com> |
---|---|
To: | mark <markkicks(at)gmail(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: selecting data from subquery in same order |
Date: | 2008-08-17 02:07:40 |
Message-ID: | dcc563d10808161907q70e6bf75ma1488019a7702deb@mail.gmail.com |
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Lists: | pgsql-general |
On Sat, Aug 16, 2008 at 8:07 PM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> wrote:
> On Sat, Aug 16, 2008 at 6:11 PM, mark <markkicks(at)gmail(dot)com> wrote:
>> hi
>> if i execute this statement:
>>
>> select * from users where id in (2341548, 2325251, 2333130, 2015421,
>> 2073536, 2252374, 2273219, 2350850, 2367318, 2032977, 2032849, )
>>
>> the order of rows obtained is random.
>>
>> is there anyway i can get the rows in the same order as the ids in
>> subquery? or is there a different statement i can use?
>> thanks!
>
> Technically, that's just a list, not a subquery, but that's not
> important right now.
>
> You can use a case statement.
>
> select field1, field2, idfield from users where id in (1,4,3) order by
> case
> when idfield=1 then 1
> when idfield=3 then 2
> when idfield=4 then 3
> end
oops, that should be
when idfield=1 then 1
when idfield=4 then 2
when idfield=3 then 3
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