How can you import tables from a database?
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What is the difference between agglomerative and divisive hierarchical clustering?
What is the main difference between star and snowflake star schema? Which one is better and why?
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
What is aggregate awareness?
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.
What is up date strategy and what are th options for update strategy?
How to know the time taken for particular report execution?
Explain what is a staging area? Do we need it? What is the purpose of a staging area?
What are the advantages of raid 1, 1/0, and 5. What type of raid setup would you put your tx logs?
what is Materialized Views?
What is cubes?
After the complete generation of a report who will test the report and who will analyze it?