Microsoft® Visual C#® .NET 2003 Unleashed

Overview of COM+

This section will provide you with an overview of some of the services and features that COM+ provides for serviced components.

COM+ began its life as MTS (Microsoft Transaction Services). MTS was a system designed to facilitate distributed transactions across multiple software components. The advent of component-centric programming showed a need for the ability to extend the concept of a transaction outside a single database. Transactions needed to be able to deal with multiple components that performed data operations on multiple, possibly distant, data sources.

After the distributed transaction system was in place, other features began falling into place as well, turning MTS from a simple transaction coordinator into a full-fledged ...