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15 Etl Testing Interview Questions and Answers, Question1: What is ETL? Question2: What is the difference between etl tool and olap tools? Question3: Can we look up a table from source qualifier transformation. ie. Unconnected lookup? Question4: What is ODS (operation data source)? Question5: Where do we use connected and unconnected lookups?
If you are looking for a job in Automation Testing combined with ETL (Extract ,Transform and Loading) Testing Automation Testing using UFT/Selenium then this is the right platform. ETL stands for Extract-Transform-Load and it is a process of how data is loaded from the source system to the data warehouse. Data is extracted from an OLTP database, transformed to match the data warehouse schema and loaded into the data warehouse database. There are many jobs on ETL testing some of the most popular jobs in it are software engineer, QA analyst, ETL test engineer, quality analyst, manual tester, ETL developer, data engineer, data consultant, python developer, data lead, ETL architect, integration engineer, big data developer and analyst etc. please have a look at our ETL testing jobs interview questions and answers page to shortlist in your interview.
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