It has brought new flexibility to your environment, allowing you to choose the best protocol for your needs. Along with this it has helped to optimize system performance in the DB2 environment and in so doing also helps to optimize your IT staff's system expertise. These benefits, in a very real way, are driving down the cost of data while driving up your ROI curve.
Data is now easily accessible and usable by a wide variety of application architectures and APIs.
This gives your IT organization the flexibility to choose a business solution based on value and enables computing based on your needs instead of the needs of a strict usage framework. Shadow Direct Three-Tier implementation Figure 2. This means less hardware to manage and maintain, and fewer points of failure. It also means that an already complex multi-tier architecture won't become any more intricate or incur the substantial costs associated with hardware upgrades. Simply put, this transaction processing feature ensures that your databases remain synchronized.