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ABOUT THE AUTHOR
Joe Celko
is a noted consultant and lecturer, and one of the most-read
SQL authors in the world. He is well known for his 10 years of service on
the ANSI SQL standards committee, his column in
Intelligent Enterprise
magazine (which won several Reader’s Choice Awards), and the war stories
he tells to provide real-world insights into SQL programming. His best-
selling books include
Joe Celko’s SQL for Smarties: Advanced SQL Program-
ming, second edition; Joe Celko’s SQL Puzzles and Answers;
and
Joe Celko’s
Trees and Hierarchies in SQL for Smarties.