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Explain and compare etl & manual development?
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what is session partitioning?
what are the cubes developed in a sap bw project and what is the requirement for developing it?
What is partitioning? Explain about round-robin, hash partitioning.
Explain the use lookup tables and Aggregate tables?
Explain the key challenges that you face while performing etl testing.
if u can't find what you are looking for in lookup table, how do you handle?
what is meant by drill through?(Mascot)
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.
what are the different Reporting and ETL tools available in the market?
What is lookup table in etl testing?
How to delete data which is not in source table?
0 Answers IBM, Saama Tech, Wipro,
what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me.
Teradata 
