Explain is fact table?
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What is surrogate key? Explain with examples.
What are the various transformation available?
How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id 347 what is hybrid slowly changing dimension?
How are models actually derived?
Code the tables statement to produce a multi-level frequency?
Explain conformed fact?
What are the different methods of loading dimension tables?
Explain what are the vaious etl tools in the market?
Explain which columns go to the fact table and which columns go the dimension table?
How are the dimension tables designed?
Are facts same as metrics and dimensions same as measures? If not , please tell the difference?
Difference between cold fusion 5 and cold fusion mx 6?