What is the goal of optimizer?
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How would you write a simple stored procedure in tsql which takes a movie_id and returns all the directors associated with it?
What Oracle features can be used to optimize my Warehouse system?
What are the difference between snow flake and star schema? What are situations where snow flake schema is better than star schema to use and when the oppositeis true?
Explain what is the advantages data mining over traditional approaches?
What is the difference between drill through and masterdetail reports?
How can you set the session management?
I HAVE A FLAT FILE DO THE NULL CHEK AND PRIMARI KEY CHEK AND DATE VALIDITAION LOAD TO TARGET TABLE
What is difference macros and prompts?
How many clustered indexes can u create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
Explain which are the olap tools available that are supported by oracle?
Explain about Control M JObs detaily?How to execute this.
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What is the difference between datawarehouse and bi?