Explain difference between view and materialized view?
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What is the function of surrogate key in data warehousing?
Explain why should you put your data warehouse on a different system than your oltp system?
Can any one explain the hierarchies level data warehousing.
When should you use a STAR and when a SNOW-FLAKE schema?
what is the use of surrogate key in businessobjects
what is user variable in affinium campaign? and some real time examples.
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?
What are the types of SCD?
Explain ddl (data definition language)?
Explain what is the extension of file to save template?
Explain what are the various reporting tools in the market?
Explain datawarehousing?