案例研究，行业的具体应用，以及过去通讯数据库，媒体产品的照片和录像也包括在内。
Case studies, industry specific applications, and a database of past newsletters, media product photos and videos are also included.
业务层和数据库没有任何通讯-这些有数据访问层处理。
The Business Layer does not have any direct communication with the database - this is all handled by the Data Access Layer.
在数据库和应用程序之间的通讯开销。
Communication overhead between the database and the application.
应用推荐