Joe Celko's SQL Puzzles and Answers

Joe Celko has been writing columns for the computer trade press and championing database programming techniques and ANSI/ISO standards via his newsgroup activity for 20 years. In this complete revision and expansion of his first SQL Puzzles book, he challenges you with his trickiest puzzlesand then helps solve them with a variety of solutions and explanations. Joe demonstrates the thought processes that are involved in attacking a problem from an SQL perspective to help advanced database programmers solve the puzzles you frequently face. These techniques not only help with the puzzle at hand, but help develop the mindset needed to solve the many difficult SQL puzzles you face every day. Of course, part of the fun is to see whether or not you can write better solutions than Joes. In addition to updating the solutions for SQL Style and SQL-99 (and beyond) standards, Joe has added many new puzzles, dozens of additional solutions, and new chapters. A great collection of tricky SQL puzzles with a variety of solutions and explanations. Joe uses the proven format of puzzles and solutions to provide a user-friendly, practical look into SQL programming problems--many of which will help users solve their own problems. New edition features: o Many new puzzles added! o Dozens of new solutions to puzzles, and using features in SQL-99 o Code is edited to conform to SQL STYLE rules o New chapter on temporal query puzzles o New chapter on common misconceptions about SQL and RDBMS that leads to problems. Joe Celko is a noted consultant, lecturer, teacher, and one of the most-read SQL authors in the world. He is well known for his ten years of service on the ANSI SQL standards committee, his dependable help on assorted SQL newsgroups, his column in Intelligent Enterprise (which won several Readers Choice Awards), and the war stories he tells to provide real-world insights into SQL programming. His best-selling books include Joe Celkos SQL for Smarties: Advanced SQL Programming, Joe Celkos SQL Puzzles and Answers, Joe Celkos Trees and Hierarchies in SQL for Smarties, and Joe Celkos SQL Style, all published by Morgan Kaufmann.Celko, Joe is the author of 'Joe Celko's SQL Puzzles and Answers ', published 2006 under ISBN 9780123735966 and ISBN 0123735963.