Accessing the database using both JDBC and EJB2 CMP can cause data synchronization issues when update and query are performed together within one transaction.
如果同时使用JDBC和EJB2CMP访问数据库，那么当在一个事务中同时执行更新和查询时会发生数据同步问题。
The default behavior of the Configure data Synchronization dialog box is to automatically run the scripts and update the remote database when the dialog box is closed.
“配置数据同步”对话框的默认行为是在关闭时自动运行脚本并更新远程数据库。
Configure data Synchronization dialog box is to automatically run the scripts and update the remote database when the dialog box is closed.
“配置数据同步”对话框的默认行为是在关闭时自动运行脚本并更新远程数据库。
Therefore, it is important to ensure that when you update application state data, you do so in a thread-safe manner by including built-in synchronization support.
因此，确认当您更新应用程序状态资料时，借由包含内建同步处理支援，以使用安全执行绪执行这项动作是很重要的。
Therefore, it is important to ensure that when you update application state data, you do so in a thread-safe manner by including built-in synchronization support.
因此，确认当您更新应用程序状态资料时，借由包含内建同步处理支援，以使用安全执行绪执行这项动作是很重要的。
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