Grid Data Service 网格数据服务
Grid Data Service Factory 网格数据服务工厂
Grid Data Mediation Service 网格数据仲裁服务
grid data service interface 网格数据服务接口
You don't need to write any database connect statements. OGSA-DAI executes the appropriate database connection for you behind the scenes when creating the Grid data Service.
您无需编写任何数据库连接语句，因为创建网格数据服务时ogsa - DAI在后台会为您进行相应的数据库连接。
A data service enables databases to be accessed through the grid infrastructure.
网格数据服务使得用户通过网格基础架构能够存取数据库。
This works by the client invoking the subscribe operation on the Grid service, telling it which data it is interested in and the location of the client's notification receiver.
这是通过客户机调用Grid服务上的订阅操作实现的，告知grid服务它对哪项数据感兴趣以及客户机的通知接收者的位置。
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