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

• The information about predicates is inferred using the available query workloads.
  关于谓语的信息可以使用可用查询工作负载进行推测。
• 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。
• 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。
• 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？
• 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？
• 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。
• Specify only those columns that are used in predicates.
  仅指定那些谓词中所使用的列。
• 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。
• Nested in predicates, correspondences can be applied to build powerful filters based on the multiplicity of the relations.
  嵌套于域声明中，通讯可用于建立基于关联多重性的强大的过滤器。