Re: Sql muddle -- MIDRANGE-L

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Subject: Re: Sql muddle
From: Joe Pluta <joepluta@xxxxxxxxxxxxxxxxx>
Date: Tue, 03 Apr 2012 07:35:53 -0500
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On 4/3/2012 7:30 AM, Raul A. Jager W. wrote:

select client, min(childAge), max(childAge) from table where min< 20
and max> 20 ...

This is nearly right.

select client, min(childAge) as youngest, max(childAge) as eldest
from table group by client
having youngest< 20 and eldest> 20

Give the min and max meaningful names and add a group by clause. Change the WHERE to HAVING.

I haven't tested it, but it looks correct.

Joe

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