The #1 Easy, Common-Sense Guide to SQL Queries—Updated with More Advanced Techniques and Solutions Foreword by Keith W. Hare, Vice Chair, USA SQL Standards Committee SQL Queries for Mere Mortals has earned worldwide praise as the clearest, simplest tutorial on writing effective queries with the latest SQL standards and database appl ications. Now, author John L. Viescas has updated this hands-on classic with even more advanced and valuable techniques. ications. Now, author John L. Viescas has updated this hands-on classic with even more advanced and valuable techniques.