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List few etl bugs?
what are the facilities provided by data warehouse to analytical users?
hoe to access second value in mapping parameter if it is having more than one value ?????????????
What are the types of data warehouse applications and what is the difference between data mining and data warehousing?
explain the methodology of Data Warehousing?(Polaries)
what is the use of structures?how many nodes can u create in a structure?
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?
how do u really know that paging to disk is happening while u are using a lookup transform?
Identifying the bottlenecks in various components of Informatica and resolving them.
what is data modeling?
What is abap? What are idocs?
What are your responsibilities as an etl tester?
What are the differences between sql override and update override?
how would u estimate the size of Aggregator transform data and index cache?
what are the reports created in mm and sd side using sap bw in a project? name some of them and explain the requirement?
