What is data mart in data warehouse?
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What is a Data Warehouse?
Explain what are the advantages and disadvantages of reporting directly against the database?
If I have table T1 and table T2 T1 has 250 cols and 10,000 rows T2 has 2 billion rows and 10 cols Which one would be Fact table and which one would be Dimension table and why ?
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What is a view as it relates to system modeling?
What is the difference between filter and lookup transformation?
What are the advantages of raid 1, 1/0, and
Which kind of index is preferred in DWH?
What is the differences between star and snowflake schemas?
How can you define a transformation? What are different types of transformations in Informatica?
What Oracle tools can be used to design and build a W/H?
in siebel analytics by using dashboard prompts in a page have 2 reports so i have to give dashboard prompt to applied on first report only that will not applied to 2 report how it will do
waht is the advantage of infoset query