最小化网络环境中的流量：如果避免应用程序和DB2之间不必要的数据传输，将会感受到更好的运行时性能。
Minimize traffic in networked environments: you'll enjoy better runtime performance if you avoid transferring data unnecessarily between your application and DB2.
总而言之，做人做事，三思而后行，就可以避免很多不必要的烦恼，特别是在网络的世界里。
Altogether, we should look before we leap, then we can sidewalk a lot of unnecessary troubles, especially in the cyber world.
这就克服了很多问题，否则，在电话挂断后会锁住计算机端口，从而避免不必要地消耗网络资源。
This eliminates problems that can otherwise occur with locked computer ports at the terminations of calls, and thus minimizes the risk of needlessly consuming network resources.
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