What is loop in data warehousing?
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Which kind of index is preferred in DWH?
Why null values are mapped as 0 in fact tables?
Explain why denormalization is promoted in universe designing?
Explain the difference between keylokup and joiner?
what is data validation strategies for data mart validation after loading process
For faster process, what we will do with the universe?
What are the various file formats involved in reportnet?
where exactly in dataware house a confirmed dimension can be created
Compare cold fusion with other programming languages?
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 is olap databases are called decision support system true/false?
Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?