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What is the difference between er modeling and dimensional modeling?
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Suppose we have some 10,000 odd records in source system and when load them into target.how do we ensure that all 10,000 records that are loaded to target doesnt contain any garbage values?
What is VLDB?
What are the various tools? Explain name a few?
Explain difference between e-r modeling and dimentional modeling?
What is freehand sql?
What is is a star schema?
Start a batches with in a batch?
Why is business intelligence (bi) important in data warehousing?
in general which algorithms for used?
Explain can a dimension table contains numeric values?
Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
Teradata 
