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Re: Is it possible to make the order of output the same as the order of input parameters? - Mailing list pgsql-general

From A. Kretschmer
Subject Re: Is it possible to make the order of output the same as the order of input parameters?
Date
Msg-id 20100602144700.GA16766@a-kretschmer.de
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In response to Re: Is it possible to make the order of output the same as the order of input parameters?  (Sam Mason <sam@samason.me.uk>)
Responses Re: Is it possible to make the order of output the same as the order of input parameters?  (Sam Mason <sam@samason.me.uk>)
List pgsql-general
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In response to Sam Mason :
> Isn't this fun; here's another version using window functions (from PG
> 8.4 onwards) this time:
>
>   SELECT c.*
>   FROM customer c, (
>     SELECT *, row_number() OVER ()
>     FROM (VALUES (23), (56), (2), (12), (10)) x) x(val,ord)
>   WHERE c.id = x.val
>   ORDER BY x.ord;

Wow, that's really cool and a nice case for row_number().
Thx.

Andreas
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Andreas Kretschmer
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