3 Reasons Why You Need to Perform ETL Testing An ETL process is at the heart of any data-centric system/ project be it Data Migration or Data Warehouse. All the data movement, transformation, and conversions are done by the ETL process in order to ensure that all the data is uniform in terms of quantity,…
ETL Testing Vs. Application Testing – The Fundamental Difference At the core, quality is the measurement of deviation between what is expected vs. actual. In quality assurance practice, we implement a set of tests to measure this deviation. The extent of the deviation indicates the quality of the software. In any application testing, there are…
ETL Testing – Unit Testing vs. Quality Assurance for Data Warehouse Normally, the ETL developers as part of the development effort will do unit ETL testing of the ETL processes. These test include some spot tests and summary tests. A unit ETL test is a test written by the programmer to verify that a relatively…
