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What is lookup table in etl testing?
Knowledge on what are the improtant characteristice that we need ot consider while developing an ETL Code
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?
What is cube grouping?
flat filevalidation in informatica
how to load the data to fact table?
how do u implement configuration management in Informatica?
Define slowly changing dimensions (SCD)?
Compare etl & elt?
how to connect to a flatfile through ftp in informatica
where is the cache (lookup, index) created and how can you see it.
When do we go for the tools in the market?
What is fact? What are the types of facts?
1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?
What is tracing level?
