What is vldb(very large databases)?
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Explain dimension table ?
Explain the importance of data warehouse?
What is batch processing?
Explain why fact table is in normal form?
How to answer the question how many fakt table in your datawarehouse and what size it have?
How many repositories can we create in Informatica?
Explain what are the vaious etl tools in the market?
What are different deliverables according to phases?
what are the types of dimension tables
how can one connect two fact tables ? is it possible ? how?
How to join 3 database like flat file, oracle, db2 in informatrica?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.