predicates
英 [ˈpredɪkeɪts]
美 [ˈpredɪkeɪts]
n. 谓语(句子成分,对主语加以陈述,如John went home中的went home)
v. 使基于; 使以…为依据; 表明; 阐明; 断言
predicate的第三人称单数和复数
柯林斯词典
- 谓语
In some systems of grammar, thepredicateof a clause is the part of it that is not the subject. For example, in 'I decided what to do', 'decided what to do' is the predicate. - VERB 基于;取决于;以…为基础
If you say that one situationis predicated onanother, you mean that the first situation can be true or real only if the second one is true or real.- Financial success is usually predicated on having money or being able to obtain it.
先要有钱或者能弄到钱才能够赚钱。
- Financial success is usually predicated on having money or being able to obtain it.
The noun is pronounced /'predɪkət/. The verb is pronounced /'predɪkeɪt/. 名词读作 /'predɪkət/。动词读作 /'predɪkeɪt/。
双语例句
- Put predicates in square brackets, including any "and" and "or".
将谓词放在方括号中,包括任何“and”和“or”。 - You need to design indexes to support efficient access with local predicates and join predicates.
您需要使用本地谓词和连接谓词设计索引,以支持高效访问。 - This is not useful since queries would typical not use such concatenated values in their predicates.
此索引项是没有用的,因为普通查询不会在其谓词中使用此类串联值。 - For example, what if the two local predicates are not as selective as estimated by the optimizer?
例如,如果这两个本地谓词选择性没有优化器评估的强,怎么办? - In the previous examples, you saw value predicates that include literal values.
在上述示例中,看到了包括文字值的值谓词。 - Additional predicates added to a complex WHERE clause, containing OR, AND, and() parentheses.
添加到复杂的WHERE语句的额外谓词,包括OR、AND和()括号。 - The application of one or more predicates may reduce the output stream cardinality.
应用一个或更多谓词可以减少输出流基数。 - What kinds of predicates are used on each referenced table?
每个引用表中使用了哪些种类谓词? - Since there are no predicates on any attributes of sales facts, no attributes are identified in this step.
因为sales事实的任何属性上都没有谓词,所以这一步没有识别出属性。 - Missing join predicates, but only if a foreign key is defined.
丢失连接谓词,只在定义了外键的情况下。