month级的级键属性(必需)。
sql语句中至少需要有Li的级键属性。
At a minimum, the set of level key attributes for Li need to be in the SQL statement.
您可以将FOT索引中的级视作较小的子树(桶)。
You can think of levels in a FOT index as smaller subtrees (buckets).
OK. What would you guess the order of growth here is? Yeah. Why? Good. Exactly. Right?
如果没听到答案的同学,答案是对数级的?
A log algorithm typically is one where you cut the size of the problem down by some multiplicative factor.
对数级复杂度的算法就是指,通过一系列常量级步数的操作,可以将问题的规模。
So will we be using the internet for video on-demand, will that be the killer app? Will millions of people wide watch this video right when they want to watch it?
所以我们会使用互联网实现随需视频么,那会成为杀手级应用么?会有数百万人,就在他们想看的时候看到视频么?
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