Difference between e-r modeling and dimentional modeling?
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What is critical column?
What is metadata in context of a datawarehouse and how it is important?
What are the steps to build the datawarehouse?
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?
3.What is fact less fact ?
9 Answers Accenture, HCL, TCS,
explain the ROLLUP, CUBE, RANK AND DENSE_RANK FUNCTIONS OF ORACLE 8I
3 Answers IBM, Ness Technologies,
Explain what are components of reportnet?
How to import vsam files from source to target. Do we need a special plugin?
What are the data types present in bo? What happens if we implement view in the designer n report?
What are the differences between datamart vs. Reporting cube?
How many project sources we can create in metadata?
What are the stages of datawarehousing?