What is ods (operation data source)?
No Answer is Posted For this Question
Be the First to Post Answer
Explain about core dimension,
How to answer the question how many fakt table in your datawarehouse and what size it have?
Explain why fact table is in normal form?
What is aggregate awareness?
Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?
What are data validation strategies for data mart validation after loading process?
How many project sources we can create in metadata?
What is "method/1"?
Explain what is partitioning? What are the types of partitioning?
Explain what is a staging area? Do we need it? What is the purpose of a staging area?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?
waht is the advantage of infoset query