Mark is an IT practitioner with 36 years experience and has been working with database technologies for last 30 years; 24 of those with the Oracle RDBMS. He has worked for a number of FTSE-100 companies in various sectors such as Food Retail, Fashion Retail, Pharmaceuticals, Banking and Health Care. Currently based in London working for a fashion retailer he is known in the Oracle community for his contributions to various forums and his work on Oracle RDBMS, Cloud and Performance Tuning, examples of which can be found published on his Wiki. Recent projects include working on a major digital transformation project for a high end global fashion retailer. Markโs main areas of expertise include Database/System Design Database performance tuning, Grid Control implementations and Oracle Licensing.