What is called dimensional modelling?
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What is data analytics in simple terms?
Explain can a dimension table contains numeric values?
Suppose we want to display zero when null values coming to report how can we do that?
Explain datawarehousing?
How can we run the graph? What is the procedure for that?
How can Oracle Materialized Views be used to speed up data warehouse queries?
What is the advantages data mining over traditional approaches?
How to create diff. Types of templates?
Explain difference between view and materialized view?
What is IQD file?
What are the differences between star and snowflake schema?
What is Grain & Granularity in Data Warehouse.