Andy Oppel

Andrew J. (Andy) Oppel has held a wide variety of information technology positions, including programmer, programmer/analyst, systems architect, and project manager. He is a Technical Trainer at GoodData Corporation, an instructor at University of California (Berkeley) Extension, and author of many instructional books, including SQL Demystified , Databases, A Beginner's Guide , and SQL: The Complete Reference, 3rd Edition .

Andrew J. (Andy) Oppel has held a wide variety of information technology positions, including programmer, programmer/analyst, systems architect, and project manager. He is a Technical Trainer at GoodData Corporation, an instructor at University of California (Berkeley) Extension, and author of many instructional books, including SQL Demystified , Databases, A Beginner's Guide , and SQL: The Complete Reference, 3rd Edition . See less