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COM+ Programming: A Practical Guide Using Visual C++ and ATL by Pradeep Tapadiya

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Chapter 8. Transactions

In an enterprise system, maintaining the integrity of data across various applications and machines is critical. Regardless of the scope of the application, at least some aspects of transaction processing have to be implemented to guarantee the integrity of the data. However, developing code to handle data integrity can be very challenging. In this chapter, we will look at the issues involved and examine how the transaction support under COM+ helps simplify component development.

The Stock Trader

We need an example to explore the transaction support under COM+. As I have dabbled in trading stocks over the Internet, I would like to use a simple stock trading system as an example. As for those lessons learned when trading stocks, ...

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