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What are the stages that are required in data warehousing?
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Which are the olap tools available that are supported by oracle?
How can you define a transformation? What are different types of transformations in Informatica?
How many project sources we can create in metadata?
what are the all possible features supported modify stage?
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 meetthe condition.
Why do we use DSS database for OLAP tools?
Explain can a dimension table contains numeric values?
Ist the schema that a data warehouse system can implements.
What are different deliverables according to phases?
What is execution plan?
what are different ways of loading data to data warehouse using oracle?
What is called data cleaning?
Teradata 
