What are the different models used in cluster analysis?
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What is crass reference table?
What is a real-time data warehouse? How is it different from near to real-time data warehouse?
What are data validation strategies for data mart validation after loading process?
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?
What does level of granularity of a fact table signify?
Explain is olap databases are called decision support system true/false?
What is Drill by? drill through?
What is a relationship?
Give some difference between oltp and olap.
Explain what is a three tier data warehouse?
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?
How to design file watch jobs?