what are the reporting tools and difference between them?
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What is data cleaning?
Explain different types of partitioning?
what is the use of structures?how many nodes can u create in a structure?
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?
Hi, I've a mapping with flat file source The target update override property for the target table is using update stmt. There is no update strategy between source and target. Also The session has the target properties as Insert , Update as update options checked. Does this mean that recs will be inserted only and the update override will not be applied at all. Thanks
In informatica, I have 10 records in my source system. I need to load 2 records to target for each run. How do I do this?
Difference between flat files and relational sources?
Which type or t/s is used to convert rows into column & column into rows
what are the concerns of OLTP and DSS systems?
what is Forward,Reverse and Re_engineering?
two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.
what is HISTOGRAM? how to generate statistics?
Teradata 
