Compare etl & elt?
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what are variable ports and list two situations when they can be used?
What is fact? What are the types of facts?
Need Informatica Power Center 9.1 free download(for all windows version)
what is the difference between OLTP database and data warehousing database?
what are Lookup caches options? Including persistent caches.
where is the cache (lookup, index) created and how can you see it.
Explain the difference between etl tool and olap tools?
what are the types in error loging?
1. if lookup tr is giving poor performamence. what u do. 2. i have emp,dept table. i want output ename,empno,dname,max(sal). 3. can any one tell me project flow in real time scenario. please send me mail any queries and answers my mail id is yaparala@gmail.com
What is Data Vault???
What are three tier systems in etl?
can u anyone plz share some etl testing interview question . and share the sql queries and unix . plz help me to clear in the etl testing interview by sharing ur knowledge