可以在where子句中执行许多不同的布尔操作。
You can perform a number of different Boolean operations within a WHERE clause.
提出了一个雕塑实体布尔操作中的精确求交算法。
This paper presents an accurate intersection method for Boolean operation of sculptured models.
表1列出并提供了可以用于查询中的基本sql布尔操作的示例。
Table 1 lists and provides examples of the basic SQL Boolean operations that you can use in a query.
Can't use them on Booleans, they have a different set of things. They do things like AND, and OR. And of course there's a bunch of other ones in there, I'm not going to put them all up, but we're building up a little collection, if you like, of those operations.
这个方面的东西,它们不能被应用于布尔类型,布尔类型有其他的一系列操作,比如AND,和OR之类的,当然还有很多其他的,我不会把他们一一列出来,但是我们会学习这些操作的一部分。
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