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What is data mart in data warehouse?
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Explain multivalued dependency?
what is a hot file, why we need in datawarehousing, where we used in general
What are the steps to build the datawarehouse?
What is the difference between data warehouse and operational systems?
How can you clear the cache?
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
4 Answers IBM, MAHINDRA, Tech Mahindra,
Explain is olap databases are called decision support system true/false?
Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meet the condition 333 after we create a scd table, can we use that particular dimension as a dimension table for star schema?
Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?
Explain reference cursor?
Where the applications and where
where exactly in dataware house a confirmed dimension can be created
Teradata 
