What is crass reference table?
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Explain difference between e-r modeling and dimentional modeling?
What is the main difference between star and snowflake star schema? Which one is better and why?
How to pivot data using informatica when you have variable amount of pivot rows?
Which parameter specified in the default storage clause of create tablespace cannot be altered after creating the table space?
where exactly in dataware house a confirmed dimension can be created
Explain some of modeling tools available in the market?
What is difference between model & package?
What is analytical or analytic mean?
When should you use a STAR and when a SNOW-FLAKE schema?
What is hybrid slowly changing dimension?
How can you implement many relations in star schema model?
What is the difference between constraind base load ordering and target load plan?