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which one is costliest transformation? costliest means
occupying more memory. which one
Aggregator,sorter,filter,etc..
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Answer Posted / jyothiram
XML is costliest transformation after sorter.
XML--- 10 units
sorter---8 units
lkup,joiner,agg,rank-(index)-1 unit
lkup,joiner,agg,rank-(data)-2 unit
These are the order of costlier in cache making
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