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What are snapshots? What are materialized views & where do we use them? What is a materialized view log?
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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
if i have a query as flat file how can we load data to target table
Eliminating of duplicate records without using dynamic lookups
What do you understand by the term ‘transformation’?
Explain do we need an etl tool?
Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
what is the difference between normal & bulk loading? and which one is recommended ? why?
What are the various tools used in etl?
What is lookup table in etl testing?
What is a mapping, session, worklet, workflow, mapplet?
What is a mapping?
Eliminating of duplicate records without using dynamic lookups
Teradata 
