What is the difference between ods and oltp?
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What is Molap and Rolap? What is Diff between Them?
How do we design a universe?
What are aggregate tables and aggregate fact tables?
Explain the definition of normalized and denormalized view and what are the differences between them?
Why fact table is in a normal form?
what are the other factors of the database on which the loading performance depend?
What are the steps involved in designing a fact table?
Explain if a flat file cotains 1000 records how can I get first and last records only?
What is the difference between Datawarehouse and OLAP?
Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meetthe condition.
Explain the different types of data warehousing?
What are the differences between datamart vs. Reporting cube?