通过将其他字段保留为空，此连接将成为数据库的通用DB 2连接，从而允许此连接文档提供对数据库中所有可用表的访问权。
By leaving the other fields empty, this becomes a generic DB2 connection to your database, allowing this connection document to provide access to all of the tables available in the database.
XQJ是一个通用的XQuery数据访问框架，它在许多不同的XQuery实现之上提供了一个统一的接口。
XQJ is a generic XQuery data access framework, which provides a uniform interface on top of a variety of different XQuery implementations.
然而，中介程序模型提供一个所有消息的服务数据对象(Service Data Object, SDO)接口，以及访问这些不同种类消息属性和元数据的通用API。
However, the mediation programming model provides a Service data Object (SDO) interface to all messages and a common API for accessing properties and metadata.
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