等到连接恢复时，就可以重新打开HADR，而备用系统将与主系统通信，并执行“catch - up”操作，直到它返回到同步状态。

Once connectivity is restored, you can turn HADR back on and the standby will communicate with the primary and perform "catch-up" operations until it returns to a synchronized state.

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在过程返回后，有效权限将恢复为当前用户的权限，它仍然可以查看临时表并对其执行任何操作。

After the procedure returns, the effective privileges revert to those of the current user, which can still see the temporary table and perform any operation on it.

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