Why facts table is useful in representing the data?
No Answer is Posted For this Question
Be the First to Post Answer
Explain techniques of error handling - ignore , rejecting bad records to a flat file , loading the records and reviewing them (default values)?
How many repositories can we create in Informatica?
Whether dimension table can have numeric value?
Explain what are the modules in power mart?
how to calculate sum(sal) with out using aggregator satge
Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?
What are the main steps to build the data warehouse?
What are the types of partitioning?
How to performance tune reports?
Explain what is the metadata extension?
What is latest version of power center / power mart?
How can we transform row to column?