What is crass reference table?
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What is staging area?
how can one connect two fact tables ? is it possible ? how?
Explain functional dependency?
What is MDX?
How to add a number to a macro variable?
Can any one explain the hierarchies level data warehousing.
wht is degenerated dimension ?it's uses?
What is the difference between metadata and data dictionary?
Explain the difference between view and materialized view?
Explain what is data validation strategies for data mart validation after loading process?
Why do we use DSS database for OLAP tools?
What Oracle tools can be used to design and build a W/H?