From: | Rod Taylor <rbt(at)rbt(dot)ca> |
---|---|
To: | edouard(dot)boucher(at)free(dot)fr |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: selecting entire row on which one field is the minimum |
Date: | 2003-05-21 01:14:33 |
Message-ID: | 1053479672.24527.5.camel@jester |
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Thread: | |
Lists: | pgsql-sql |
Something like this:
SELECT a FROM table WHERE B = (SELECT min(B) FROM table);
On Tue, 2003-05-20 at 21:16, edouard(dot)boucher(at)free(dot)fr wrote:
> Hi,
>
> i have a table with 2 fields, let's say A and B, both integers.
> i would like to select all the A for which the B are minimum
>
> i'm not sure i am clear, so here is an exemple :
>
> A | B
> 1 | 5
> 2 | 2
> 3 | 3
> 4 | 2
> 5 | 2
>
> in this situation, the query should return (2, 4, 5)
> as it is very easy to ordre a table, i tought this query would be easy
> too, but it is more difficult than it looks like.
>
> thanks for help
>
>
> Edouard Boucher
>
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Rod Taylor <rbt(at)rbt(dot)ca>
PGP Key: http://www.rbt.ca/rbtpub.asc
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