因此，清单13中的代码从事务角度来说毫无用处；尽管看上去它使用事务来维护原子性和一致性，但事实上并没有。
Therefore, the code in Listing 13 is useless from a transaction standpoint; although it appears that it USES transactions to maintain atomicity and consistency, in fact it does not.
事实上，根据俄克拉荷马州大学教授米歇尔·蒙佛德的说法，人们经常用来激发创造力的方法中，有一半是无用的，有的甚至产生相反效果。
In fact, according to University of Oklahoma professor Michael Mumford, half of the commonly used techniques intended to spur creativity don't work, or even have a negative impact.
只有事实却不知造成事实的原因是无用的。
我知道你可能会觉得极其后悔，但执迷于既成的事实毫无用处。
I know you might feel immense regret, but beating yourself up over something that is already done serves no purpose.
直接建立维度表与事实表的位图连接索引会产生大量无用的索引项，影响查询效率。
Building bitmap join indexes of dimension tables and fact tables directly may bring a large number of useless index items that affect query efficiency.
我们都希望能赢下阿斯科利但是事实并非如此，现在再多的怀疑也都是无用的了。
We expected to win at Ascoli but it didn't turn out that way. There is no use feeling any useless doubts.
事实上，如果心中总有怨恨之火，既无用又会浪费宝贵的情绪能量。
Really, it is very unproductive and waste of valuable emotional energy.
但事实上，这都是无用的。
但事实上，这都是无用的。
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