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What are the three tiers in etl?
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How we can see table structure?
What are the names of the layers in etl?
If you concatenate data from a normalizer transformation,the ports you concatenate cannot include OCCURS(T/F).
how do u implement scheduling in Informatica?
Hi, can anyone plz share the project architecture for etl testing(banking domain) plz explain the architecture .
Explain do we need an etl tool? When do we go for the tools in the market?
How can you use an Oracle sequences in Informatica ? You have an Informatica sequence generator transformation also. which one is better to use?
What are snapshots? What are materialized views & where do we use them? What is a materialized view log?
how do u really know that paging to disk is happening while u are using a lookup transform?
what is the difference between OLTP database and data warehousing database?
What is Relational Integrity?
What do you understand by active and passive transformations?
Teradata 
