OLTP Shopping Cart Example
This shopping cart example features an Internet-based e-commerce implementation for a leading health and vitamin retailer. At the center of this high-availability application is the shopping cart and a global ordering and fulfillment capability. Approximately 5,000 to 10,000 users are online concurrently at any one time, and this application supports up to 50 million hits per day. A key to this application is that it is “stateless,” and all database calls are extremely simple and shallow. This web-facing application is built on JRUN but features SQL Server at the database layer, as shown in Figure 3.3.
Figure 3.3 An e-commerce Internet application with a SQL Server database tier.
This e-commerce application is just ...
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