This text explains hot issues for resolving the most difficult performance and recovery issues for Oracle 11g databases. It will allow the experienced Oracle professional to become an expert on how the Oracle database engine really works and provide the Oracle beginner with the solid core knowledge of the theory and practice behind the Oracle database. Most experienced Oracle DBAs are familiar with the standard utilities found within the Oracle database server environment such as RMAN, export and import and Grid Control. However, when it comes down to how the actual database engine works under the hood, the internal workings of Oracle are poorly documented or hidden from plain view of the working DBA. Are you a senior level Oracle professional who wants to learn the secret workings of the Oracle 11g database engine to be able to solve tricky database issues? This timely and expert guide will cover many of the little known and undocumented features within the newest release of Oracle database for Oracle 11g. It will be a perfect capstone to mastering the keys to the kingdom of the Oracle 11g engine. Move from the average Oracle DBA to become an expert level DBA with the help of this exciting new guide from an Oracle guru Topics will include a detailed discussion of the latest Oracle 11g database internals which previously have been undocumented and internal to only the Oracle server development team. In addition, tools and utilities that have been previously neglected such as how to use internal tools for database issues such as oradebug and tkprof will be explored for tuning difficult issues with the Oracle 11g database. This book distills the very complex nature of Oracle 11g database internals using undocumented tools and features that have not been covered so that database professionals can gain mastery over solving the most difficult and challenging issues for Oracle 11g.