The job worked in DataStage (DS) 7.5.2, but when run in DS 8.x, gets a warning from the Remove Duplicates (rem dup) stage.
Job log contains:
Message: <Remove_Duplicates_stage>: When checking operator: User inserted sort "<name>" does not fulfill the sort requirements of the downstream operator "<name>"
The user inserted partitioners and sorts key order do not match the join key order.
Resolving the problem
Set the following parameters to True: