What is etl tool in hadoop?
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What is a staging area? What is the purpose of a staging area?
What is tracing level and what are the types?
When you have 2 servers in two different time zone and if you need to extract data from 1 server and load it in another server, how do you go about it? Best method to be used.
Which type or t/s is used to convert rows into column & column into rows
what is the difference between cardinality and Nullability?
What exact we can see in table?
tell me few points when u become TL
What is abap? What are idocs?
1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?
Difference between flat files and relational sources?
Difference between flat files and relational sources?
what is different between sequential batch and concurrent batch and which is recommended and why?