Written by the technology's inventors and principal architects, this book provides a definitive, up-to-date, and comprehensive overview of TUXEDO, the leading software system for On-Line Transaction Processing (OLTP). Appropriate for anyone with an interest in distributed business applications - information systems managers, software architects, and developers - the book includes a general introduction to distributed transaction processing technology, a broad overview of TUXEDO's features and operation, and a more detailed technical guide to TUXEDO applications development and administration. You will learn about many of TUXEDO's state-of-the-art features, including ATMI, typed buffers (including FML), the EventBroker(tm), Transactional Remote Procedure Call (TxRPC), the Application Queuing System, TMIB-based administration, and more. In addition, an overall architectural view of a TUXEDO-based application gives you a concrete understanding of how these features and capabilities function in a working environment. You will come away from this book with an insider's view of the rationale behind many of TUXEDO's sophisticated features and an excellent understanding of how and why the TUXEDO System works. Current with the latest release, the book covers TUXEDO version 6.1.