Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
我现在用户表有两个属性name和address,不希望出现一个address对应多个用户名的情况,请问怎样设置才好?
可建立唯一索引,避免重複
与 萌阔论坛 的连接断开,我们正在尝试重连,请耐心等待