What are the types of dimensional modeling?
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Explain what is the metadata extension?
What is difference between Mapplet and reusable transformation?
What is the use of dimensional modeling in data warehousing?
what is the difference between aggregate table and fact table ? how do you load these two tables ?
How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.
What are the advantages of query studio compared to report studio?
Explain is olap databases are called decision support system true/false?
How many project sources we can create in metadata?
what is user variable in affinium campaign? and some real time examples.
Explain the difference between view and materialized view?
What is Grain & Granularity in Data Warehouse.
What is a relationship?