insert date time 在光标处插入日期和时间
Tests 11, 14, and 15 show that having two foreign keys can more than double the insert time.
test 11、14和15表明,当有两个外键时,insert的耗时要翻一番。
Tests 31-37 in Appendix a give some results for how insert time can vary with the number of indexes and when they're created.
附录A中的test 31 - 37给出的结果表明,insert的耗时是如何随着索引的数目以及创建索引的时机而变化的。
Every time you feel the cue for a snack, insert another routine.
每当你想吃点东西的时候,就去干点别的事情。
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