In document how to create metrics?

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More Data Warehouse General Interview Questions

What is cubes?

What is aggregate fact table?

Explain what is fact less fact table? Where you have used it in your project?

What is surrogate key? Where we use it?

What is the main difference between star and snowflake star schema? Which one is better and why?

how can one connect two fact tables ? is it possible ? how?

What is an IDQ file? What is the purpose of the IDQ file and what kindof information does it usualy hold? Can it be imported by informatica?

What is the difference between star and snowflake schemas?

What is difference between a connected look up and unconnected look up?

What is data stream and data adaopter?

What is meant by metadata in context of a data warehouse and how it is important?

Explain what is partitioning? What are the types of partitioning?

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