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Check out article on page 6 of this Centerfield newsletter:
http://www.centerfieldtechnology.com/publications/archive/SeptOct08.pdf
Elvis
Celebrating 11-Years of SQL Performance Excellence on IBM i, i5/OS and
OS/400
www.centerfieldtechnology.com
-----Original Message-----
Subject: RE: SQL Union Join?
Not to start a big discussion or anything, but why do a union all? Is there
a better performance? I don't know the answer just wondering. you already
know that table b isn't in table a so isn't like there's any duplicate
records are going to exist.
Michael Schutte
Admin Professional
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