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what is the use of structures?how many nodes can u create in a
structure?
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what is dynamic insert?
Give a way in which u can implement a real time scenario where data in a table is changing and u need to look up data from it.How will u configure the look up transform for this purpose?
IN Informatica, I have 10 records in my source system. I need to load 2 records to target for each run. how to perform.please let me know. I know by using Mapping variable we can perform but how to load please any one explain.
how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.
what is granularity in Data ware House?
what is the use of server manager?
how would u estimate the size of Lookup transform data and index cache?
what is meant by drill through?(Mascot)
How etl testing is different from database testing?
what is session partitioning?
we have 1 source table containing 100 records. now we have to transfer first set of 1-10 (i.e1-10) records to one target table and another set of 1-10(11-20) records to other target table and continue like that till 100th record
1.Identify and discuss the problems which are occurred during data quality verification for the single-source and multi-source problems. 2.Testing has very important role in DWH. In ETL testing phase, how can we perform the integration testing and regression testing? 3.What are the perquisites of system testing and regression testing in ETL phase?
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