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

• 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。
• Document-and row-filtering predicates should go into the XMLEXISTS function.
  文档过滤和行过滤谓词应该放入到XMLEXISTS函数中。
• 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。
• 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。
• What kinds of predicates are used to join the referenced tables?
  使用了哪些种类谓词来连接引用表？
• 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。
• 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？
• Consider only the most important columns for the most important queries that have selection predicates for these distribution statistics.
  对于这些分布统计信息，只考虑对拥有选择谓词的最重要的查询而言最为重要的列。
• For example, assume your queries contain predicates on area codes and on full phone numbers.
  例如，假定您的查询包含区号和完整电话号码上的谓词。
• In other words, the optimizer overestimated the selectivity of the local predicates on the table.
  换句话说，优化器过高估计了本地谓词对表格的选择性。