>I don't think CASE statement is appropriate here. Try
>
>JOIN TABLE1 ON
> (TABLE2.ORDER_NO>0 AND TABLE2.ID_FLD = TABLE1.ID_FLD )
> OR (TABLE2.ORDER_NO<=0 AND TABLE3.ID_FLD = TABLE1.ID_FLD )
>
The way Boris suggested to change my CASE works. I am sure (I trust you <g>) that your approach will work too.
Thank you.
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