Explain a mapping, session, worklet, workflow, mapplet?
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How much data hold in one universe.
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?
Where can one get more info about Data Warehousing?
What is operational data store (ods)?
Explain er diagram?
What is the difference between filter and lookup transformation?
Why we use repository connectivity?
How can you define a transformation? What are different types of transformations in Informatica?
1.WHAT IS DATA MART ?
What is factless fact schema?
What are session timeout and application timeout? Where we have to do this process?
What are situations where snowflake schema is better than star schema when the opposite is true?