what is hybrid schema
Answers were Sorted based on User's Feedback
Answer / brahma
combination of star scheme and snowflake scheme
Is This Answer Correct ? | 29 Yes | 4 No |
Answer / sekhar
yes, by combining snow flake schema and star schema
Is This Answer Correct ? | 12 Yes | 3 No |
Answer / vijay
star schema& snowflake schema.because two schemas are
integrated.
Is This Answer Correct ? | 12 Yes | 4 No |
What are snapshots? What are materialized views & where do we use them?
What are the various tools? Explain name a few?
What are target types on the server?
Can you brief about the Data warehouse project you worked on?
What is cost benefit analysis (cba)?
Where can one get more info about Data Warehousing?
How many ways we test the universe & Report?
Explain why should you put your data warehouse on a different system than your oltp system?
What is incremintal loading?
What is an error log table in informatica occurs and how to maintain it in mapping?
If your client approaches you and says that he wants to create a Datawarehouse, and provides just the info regarding his source systems. What are all the neccessary actions one is supposed to take/understand and get back with a comprehensive document which convinces the client to proceed with the DW initiative. What are all the documents we need to provide the client?
1.WHAT IS DATA MART ?