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The old adage garbage in, garbage out has never been truer than in our information age and data integrity is essential. Here the programme director of Test consulting at Mindtree, reviews the various test techniques and methods to be considered for database and Extract, Transform and Load (ETL) data processing.
![Data quality and integrity - Cornerstones in the delivery of information.](/sites/default/files/shutterstock_390313318%20%281%29_1.jpg)