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Is hadoop a etl tool?
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where is the cache (lookup, index) created and how can you see it.
without using ETL tool can u prepare a Data warehousing and maintaining?
What are the key benefits of ETL Testing?
what is the difference between normal & bulk loading? and which one is recommended ? why?
what is session partitioning?
what are the production issues in datastage?
two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.
Explain do we need an etl tool?
Eliminating of duplicate records without using dynamic lookups
what is the main role of FI on business
In the SEQ generator which property has to be set to generate seq No. when the input data is more than the max limit.
What are the three tiers in etl?
Teradata 
