Depending on the application, changing the architecture could include daunting tasks such as synchronizing session state and replicating database transactions across server locations.
取决于该的应用程序体系结构的更改可能包括令人生畏任务如同步会话状态和跨服务器位置复制数据库事务。
Sometimes this may just be a session id of some sort that can be used to retrieve server-side state from memory or a database.
有时候这仅仅是某种类型的会话id，它可以用来从内存或数据库检索服务器端状态。
The other alternatives for storing server-side state in J2EE applications is to use stateful session beans, or store conversational state in the database.
在J2EE应用程序中存储服务器端状态的其他方法是使用有状态会话bean，或者在数据库中存储会话状态。
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