What is the difference between datawarehouse and bi?
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Explain why denormalization is promoted in universe designing?
Explain what are the various reporting tools in the market?
What is Sequence clustering algorithm?
Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?
Can decision tree be implemented using SQL?
In a star schema, are foreign key constraints between facts and dimensions neccessary?
What is the difference between view materialized view and view?
Is union transormation is active transformation?
What are the steps involved in creating dimensional modeling process?
What is Cognos script editor?
what are the other factors of the database on which the loading performance depend?
What are the mapping paramaters and maping variables?