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Message Posted: Wed, 13 Oct 2004 @ 11:31:08 GMT


     
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Subj:   Re: Can this query be written more efficient
 
From:   Narayan Murthy

You are trying to achieve something like {(A-B) U B }, which is similar to just {A U B}.

So I guess you could use:

     Insert into table_copy
     Sel * from table
     Union
     Sel * from mtable;

Narayan



     
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