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Explain the advantages of raid 1, 1/0, and 5. What type of raid setup would you put your tx logs.
904How can we run the graph? What is the procedure for that? How can we schedule the graph in unix?
953Post New Data Warehouse General Questions
Explain the difference between keylokup and joiner?
Start a batches with in a batch?
What are the other names given to data warehousing?
What are Non-additive facts?
Explain what is analytical or analytic mean?
What are modeling tools available in the market?
Explain the difference between oltp and olap?
What is the goal of optimizer?
How would you write a left join statement to return a result set of movie.title�s and director.name�s?
in general which algorithms for used?
Explain clearly how to explain any (sales) project in interview. Actually feom where report developer work starts?pls reply as soon as possible?
Explain the difference between dw and bi?
Explain what is data validation strategies for data mart validation after loading process?
What are the mapping paramaters and maping variables?
What are the various methods of getting incremental records or delta records from the source systems?
