how would u estimate the size of Lookup transform data and
index cache?
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Eliminating of duplicate records without using dynamic lookups
What is meant by incremental load?
what is the difference between cardinality and Nullability?
when will use SQL override in a lookup transformation?
how can i text accracy of ETL migration? i am very new to data warehousing. we are writing ETL scripts using SCRIPELLA tool. how can i test the correctness of data. and we are generating reports using pentaho . is there any easy way to test the pentaho. how can test these ETL scripts written in scriptella? thanks in advance
can u anyone plz share some etl testing interview question . and share the sql queries and unix . plz help me to clear in the etl testing interview by sharing ur knowledge
What is etl tool in hadoop?
what is the use of server?
Identifying the bottlenecks in various components of Informatica and resolving them.
what is the difference between normal & bulk loading? and which one is recommended ? why?
what is the difference between cardinality and Nullability?
how do u implement scheduling in Informatica?
Teradata 
