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Answer Posted / srilakshmi
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When do we analyze the tables? How do we do it?
Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
Explain the use lookup tables and Aggregate tables?
what is different between sequential batch and concurrent batch and which is recommended and why?
A session S_MAP1 is in Repository A. while running the session error message has displayed `server hot-ws270 is connect to Repository B`.what does it mean?
what are the production issues in datastage?
what is the difference between cubes and package in cognos
What do you understand by the term ‘transformation’?
how can i text accracy of ETL migration? i am very new to data warehousing. we are writing ETL scripts using SCRIPELLA tool. how can i test the correctness of data. and we are generating reports using pentaho . is there any easy way to test the pentaho. how can test these ETL scripts written in scriptella? thanks in advance
explain the methodology of Data Warehousing?(Polaries)
When do we use dynamic cache and static cache in connected and unconnected lookup transformations? Difference between stop and abort
what are the types in error loging?
what is data modeling?
explain the methodology of Data Warehousing?(Polaries)
how do u set partition points in the mapping?
