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J2EE™ Applications and BEA™ WebLogic Server™ by Sandra L. Emerson, Rob Woollen, Michael Girdley

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WebLogic Server and Distributed Transactions

Distributed transactions are those that span multiple resources such as an Oracle database, a Sybase database, and a message-oriented middleware product such as IBM MQSeries. In these combinations, a single transaction should govern all of the operations on all of the resources. As with any other transaction, either all operations succeed, or none of them do.

Distributed Transactions and Standards

A distributed transaction uses the 2PC protocol, which was defined in the late 1970s in academic research. This protocol follows standards from the X/Open Distributed Transaction consortium.

The X/Open standards specify a model called X/Open Distributed Transaction Processing (DTP). This model describes how ...

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