在应用程序中，别名可以从远程表、视图或数据集中取回数据。
In an application, a nickname brings back data from a remote table, view, or date set. However, the following conditions will cause such an application to fail.
如果数据库管理员需要，可以在集中的位置远程管理数据库的复制。
Ability to administer remote replicas of databases from a central place, if the database manager desired that behavior.
同时给出了GPRS远程数据传输控制的方案，为抽油机的遥控遥测及集中控制提供了条件。
It presented a control project of the GPRS remote data transmission which provides probability of remote control, telemetry and centralized control to the pumping units.
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