query about join stage
Posted: Thu May 21, 2015 1:20 am
hi friends, I have queries about using join stage.
is it necessary to SORT both links using the keys we want to join?
in parallel job, does the partition wll impact the join result ?
Thanks.
is it necessary to SORT both links using the keys we want to join?
in parallel job, does the partition wll impact the join result ?
Thanks.