Sams Teach Yourself SQL in 24 Hours, Second Edition Learn how ...* Build and manage a relational database objects; * Effective query the database; * Master function and clauses for data query; * Managing database transactions; * Summarize data with a view; * Finding how to summarize, sort and group, and restructure the data view; * Performance tune SQL statements; * Use SQL to implement database security. Ryan Stephens and Ronald Plew are President and Vice President of Perpetual Technologies, Inc., where their duties include Oracle database administration and consultancy and training in Oracle, SQL, and UNIX. Both are Oracle Certified Professionals, have specialized in Oracle and UNIX for more than 10 years respectively. Ryan and Ron have co-authored other books including Sams Sams Teach Yourself SQL in 21 Days, Second Edition and Third Edition, Oracle Unleashed, Second Edition, Oracle Development Unleashed, and Oracle8 Server Unleashed.