What is the difference between power center and power mart?
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If your client approaches you and says that he wants to create a Datawarehouse, and provides just the info regarding his source systems. What are all the neccessary actions one is supposed to take/understand and get back with a comprehensive document which convinces the client to proceed with the DW initiative. What are all the documents we need to provide the client?
Compare ?Data mining? and ?Data Warehousing??
Explain what is the difference between olap and datawarehosue?
What are universe requirements?
What is the difference between star and snowflake schemas?
Why facts table is useful in representing the data?
what type of raid setup would you put your tx logs?
What is a staging area? Do we need it? What is the purpose of a staging area?
I need to set predefined condition. How I do this?
What is meant by metadata in context of a data warehouse?
what are the major three types of modeling used?
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In datastage can ve find the job based on source table name ??