How can you implement many relations in star schema model?
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Why facts table is useful in representing the data?
What are the design methods of data warehousing?
What is the definition of cube in datawarehousing?
What is vldb(very large databases)?
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?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
What are modeling tools available in the market?
What is type 2 version dimension?
Explain what are the tasks that loadmanger process will do?
Can we take backup when the database is opened?
What is fact less fact table? Where you have used it in your project?
What is a general purpose scheduling tool?