categories c ON a.assetcategoryID = c.assetcategoryID
WHERE m.assetID IS NULL
ORDER BY a.assetID
Cheers
- Original Message -
From: "Bonnett, John"
To: ;
Cc: ;
Sent: Tuesday, March 17, 2009 10:59 PM
Subject: RE: Negated SELECT query
SELECT Employees.*
FROM Employees
SELECT Employees.*
FROM Employees LEFT JOIN Assets ON Employess.EmployeeID =
Assets.EmployeeID
WHERE Assets.EmployeeID IS NULL
The one for assets with no maintenance is similar. The point is the left
join above produces in its output all rows from the Employees table
regardless of whether anythi
On Tue, Mar 17, 2009 at 12:42 PM, BobSharp wrote:
> These have been written successfully with Sub-Queries,
> I would like to know how they can be done with only JOINs ?
http://dev.mysql.com/doc/refman/5.0/en/rewriting-subqueries.html
- Perrin
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