What is scd1 , scd2 , scd3?
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Explain the importance of data warehouse?
What are the stages of datawarehousing?
What are diagrams?
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What is type 2 version dimension?
How can we load the time dimension?
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.
What is the difference between a primary and secondary actor in use case modeling?
Explain what is the data type of the surrogate key?
What are the different ways to represent the loading of dimension tables?
What is the difference between constraind base load ordering and target load plan?
How to reduce warnings?
Explain a linked cube?