what is user variable in affinium campaign? and some real
time examples.
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What is drill-through?
Explain why fact table is in normal form?
What are the steps to build the datawarehouse?
Explain what are non-additive facts in detail?
Can a dimension table contain numeric values?
What is a staging area? Do we need it? What is the purpose of a staging area?
why oracle is the best database for data warehousing?
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?
Explain differences between star and snowflake schemas?
What is a Data Warehouse?
How many repositories can we create in Informatica?
How to join 3 database like flat file, oracle, db2 in informatrica?