Sparse Lookup

Post questions here relative to DataStage Enterprise/PX Edition for such areas as Parallel job design, Parallel datasets, BuildOps, Wrappers, etc.

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hhh
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Sparse Lookup

Post by hhh »

Hello friends,

i m new to Px.

what do u mean by sparse lookup ?

regards
Hman
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ray.wurlod
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Post by ray.wurlod »

Look (search) in the Parallel Job Developer's Guide for detailed information; the term is defined on page 21-9 and in other location. In short it means performing a lookup directly against a database table rather than pre-loading the lookup table into a virtual Data Set.
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