content: The collaborative work of Oracle experts Sanjay Mishra and Alan Beaulieu, Mastering Oracle SQL is now in an expanded and updated second edition covering Oracle Database 10g. An extensive reference, meant for the experienced programmer looking to elevate his or her skill in Oracle SQL to the point of expertise, Mastering Oracle SQL especially focuses upon the software's strengths such as regular expressions, interrow calculations, recursive queries, analytic and advanced GROUP BY functions, and more. Examples, sample code, and detailed walkthroughs for applying Oracle SQL to given tasks and challenges make Mastering Oracle SQL a practical and thorough tool for independent study and professional use.