Can we have more than one time dimensions in a Schema(Star or Snowflake)
what is Materialized Views?
How can you clear the cache?
What are the fundamental elements of the data warehouse?
What is operational data source (ODS)?
Compare and contrast aggregates & indexes
if source contain 10records how you identify header and footer
Suppose we want to display zero when null values coming to report how can we do that?
What is data validation strategies for data mart v?
Difference between cold fusion mx 6 and cold fusion mx 7?
4.Explain Snowflkeschema ?
6 Answers EDS, HCL, IBM, iFlex, TCS,
What is incremintal loading?
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.