Experienced database professionals who work on Oracle database systems often have to solve difficult issues for Oracle performance and hang analysis. Due to the need to perform these critical tasks and lack of support from existing Oracle documentation, Oracle professionals will benefit from learning how to leverage the power of the hidden and undocumented tools within Oracle such as the oradebug utility. Using these poorly or little known tools within Oracle, readers will be able to quickly diagnose problems and perform root cause analysis of such issues as ORA-0600 database errors and database hang issues. It will furthermore provide coverage of these features that allow the Oracle DBA to dig into the core of the Oracle database internal structures to resolve the most challenging issues for database management. As such, this timely book will provide the latest features for Oracle 11g and 10g environments in terms of how to quickly diagnose and fix the toughest database problems.