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by kartheek.M
Wed Jan 03, 2007 12:37 am
Forum: IBM<sup>®</sup> DataStage Enterprise Edition (Formerly Parallel Extender/PX)
Topic: lkp and join
Replies: 6
Views: 3181

Re: lkp and join

[quote="vsi"]Whats the differnce between a lkp and join

The main difference between lkp and join is the performance issue.when the size of reference file is more than the primary file u can go for join as it allocates more memory than lkp.