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

The noun is pronounced /'predɪkət/. The verb is pronounced /'predɪkeɪt/. 名词读作 /'predɪkət/。动词读作 /'predɪkeɪt/。


• 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.
  1. 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。

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。