When do we use dynamic cache and static cache in connected and unconnected lookup transformations? Difference between stop and abort
695What are snapshots? What are materialized views & where do we use them? What is a materialized view log?
840In 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?
703
what is pmrep command?
Explain the use lookup tables and Aggregate tables?
What are the key benefits of ETL Testing?
Is hadoop a etl tool?
how do use session mapping parameters ?(in which transformation)
what is the difference steps for data modeling?
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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 many steps etl contains?
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what is data modeling?
how many steps are there in etl process?
What is etl process. How many steps etl contains explain with example?
what are the reports created in mm and sd side using sap bw in a project? name some of them and explain the requirement?
what is the difference steps for data modeling?
