how do u identify the changed records in operational data?
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can be used COM component in Informatica ?
Hi, I completed MCA in 2006.After studied Informatica,SQL server and basics of reporting tool in one of the training center in chennai.I got subject knowledge only.But I didn't go any job because I scared to face real time.Anyone please advice how can I enter again into this and anyone provide real time exposure with project.
Explain etl?
What is a mapping?
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
explain the methodology of Data Warehousing?(Polaries)
what are the concerns of OLTP and DSS systems?
How we can see table structure?
Do we need an ETL tool? When do we go for the tools in the market?
what are the parts of Informatica server ?
what is Forward,Reverse and Re_engineering?