Re: selecting entire row on which one field is the minimum

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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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>

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