Describe the differences between a data warehouse and data mart.
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wat is code review and wat actually srs or how can we create HLD,LLD.PLS,GIVE ME ANSWER AS EARLY AS FAST.
What is pre-emptive and non-pre-emptive?
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?
What is a real-time data warehouse? How is it different from near to real-time data warehouse?
what is difference between scd2 and scd3
What is the difference between a primary and secondary actor in use case modeling?
Explain difference between snow flake and star schema.
how to find unique records in informatica level
Data WareHousing course in noida
What are snapshots? What are materialized views & where do we use them?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What are the advantages of raid 1, 1/0, and 5. What type of raid setup would you put your tx logs?