ETL is a major word in the world of Data Warehouse implementations. ETL testing is a procedure which is normally used in migrating data from source to destination at different steps of Information Management. ETL Testing is a concept of which can be applied to different tools and databases in information management industry. The objective of ETL testing is to declare that the data has been loaded from source to destination after business transformation is precise. It also engages in the verification of data at various middle phases that are being used between a source and destination.
