What are the challenges of Dataware housing in the future?
Answers were Sorted based on User's Feedback
I think as we move into the future, the historical data
size increases which impacts the performace for complex
calculations or aggregations. Which also impacts at report
level to drill down.
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How to use Normalizer transformation?
Source --------- eno , ename, sal 001,ank,1000 002,behe,2000 003,raj,2500 Target ------- header :DDMMYYYY24MMSS timestamp body: 001,ank,1000 002,behe,2000 003,raj,2500 footer: count(eno),sum(sal) how to implement the same in a FF tgt?
How many ways a relational source definition can be updated and what are they?
Can we create out put ports in source qualifier t/r?
what is the size of ur database(like oracle)
What are the features of complex mapping?
Diff b/w ShortCut and reusabel Object ?
how we can load rejected record's at run time?(not through bad files)
Normalizer transformation is not involved in Mapplet.. why???
What are batches?
what is semi-additive fact?where did u used?
Explain the use of aggregator cache file?