Also, the response to each of the anticipated exceptions is to do nothing, but the CONTINUE HANDLER declaration expects a complete SQL statement; hence the dummy assignment.
另外,对于每种可能出现的异常的响应是不做任何事,但是CONTINUE HANDLER声明需要一个完整的sql语句;因此使用伪赋值。
In fact, I would go so far as to say that the authorization scheme is not complete until there is nothing that you can remove or simplify without breaking it.
事实上,我写了这么多文字的目的就是希望大家能够认识到,授权模式永远都不是完善的,除非已经简化到不能再简化为止。
The proxy pattern is really nothing more than the creation of an object that represents or ACTS as a substitute for another real object that will eventually complete the call or perform the service.
实际上,代理模式无非是创建一个代表或充当另一个实际对象的替身的对象,另一个对象将最终将调用或执行服务。
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