| From: | "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: SQL Query |
| Date: | 2007-12-05 10:35:48 |
| Message-ID: | 20071205103548.GD24799@a-kretschmer.de |
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| Lists: | pgsql-general |
am Wed, dem 05.12.2007, um 10:24:04 +0000 mailte Ashish Karalkar folgendes:
> Hello List member,
>
> Iha a table containing two columns x and y . for single value of x there are
> multiple values in y e.g
>
> X Y
> ------------
> 1 ABC
> 2 PQR
> 3 XYZ
> 4 LMN
> 1 LMN
> 2 XYZ
>
> I want a query that will give me following output
>
> 1 ABC:LMN
> 2 PQR:XYZ
> 3 XYZ
> 4 LMN
>
> Any help will be really helpful
You need a new aggregate-function. A solution for a similar problem (but
with comma instead :) can you find here:
http://www.zigo.dhs.org/postgresql/#comma_aggregate
Andreas
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Andreas Kretschmer
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