它使我们能够在按组查看一段时间内的sql语句，然后并将它们作为一个整体进行调优。
It enables us to look at SQL statements by groups during an interval of time, then tune them as one.
可预测的是，上面的调优版本免除了所有处理程序成本，并使性能提高了一倍。
Predictably, in the above tuned version, the entire cost of the handler has been removed and performance doubled.
齐亚•优索福过去使SAP(一个德国软件公司)的排名直线上升，因为他提供了这个以设计为主导的企业所没有的东西：企业战略技能。
Zia Yusuf zoomed up the ranks of SAP, a German software company, because he offered something that the engineering-dominated company lacked: expertise in corporate strategy.
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