Explain what is real time data-warehousing?
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Compare aggregates and data marts
Tell me what is degree of a relation?
how do you use commit frequencies? how does it affect loading performance?
How to performance tune reports?
hi i have 2 users and 4 reports in dashboard.i have to give rights 2 reports for every users. is it possible give the rights in dashboard.if yes plz let me know how is it possible . thanks in advacne for appreciation. bye rohit
Why facts table is useful in representing the data?
Explain a relation schema and a relation?
Describe the differences between a data warehouse and data mart.
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 is difference between Mapplet and reusable transformation?
What is normalization, first normal form, second normal form, third normal form?
what is difference between Independent Data Mart Dependent Data Mart 1- 1- 2- 2- 3- 3- 4- 4-