what is Forward,Reverse and Re_engineering?
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list the transformation used for the following:Heterogeneous sources,Homogeneous sources,Find the 5 highest paid employees with in a dept,create a summery table,generate surrogate keys
What is data modeling and data mining?
What are the ETL Testing Operations?
Can anyone please send me the latest informatica dumps (power center 8.1.1) for all the three exams? My mail id is yokilamai@gmail.com
Hi can anyone write query for the below input and output Table 1 col 1 100 Null 200 300 Table 2 col1 Null 400 700 800 o/p 200 700 800 2)sql col 1 contains 23x-5-45 26x-12-45 28x-10-50 o/p middlevalue should be greater than 10
Explain the use lookup tables and Aggregate tables?
how do use session mapping parameters ?(in which transformation)
what are the concerns of OLTP and DSS systems?
how do u identify the changed records in operational data?
What are the various tools used in etl?
what is a parameter when and where do u them when does the value will be created. Designing time, run time. If u don't create parameter what will happen?
WHY CANT WE SEE THE DATA IN DATASET
Teradata 
