The first section discusses nouns as a single predicate center.
第一节探讨单个名词充当谓语中心语的情况;
If you use double quotes around your string-based query predicate, instead of pairs of single quotes, you'll get a syntax error.
如果在基于字符串的查询谓词周围使用双引号,而不是单引号,就会收到语法错误。
DB2 can use an index defined on a single relational column to answer any equality or range predicate on this column.
DB 2可以使用定义在单个关系列上的索引来响应此列上的任何等式谓词或范围谓词。
If your intention is a real "between" predicate, then the execution plan on the right is much better, because a single range scan with a start-top predicate delivers the matching row IDs only.
如果您的目的是要实现真正的“between”谓词,则右侧的执行计划会更好一些,因为带有启动谓词的单个范围扫描仅传递匹配的行id。
According to different internal structures, single use of the same word form of nouns "n is n" can be divided into two kinds: the subject-predicate structure and the tight structure.
单用的名词同语式“N是N”根据内在结构的不同,我们把它分为两类主谓结构的名词同语式和紧缩结构的名词同语式。
According to different internal structures, single use of the same word form of nouns "n is n" can be divided into two kinds: the subject-predicate structure and the tight structure.
单用的名词同语式“N是N”根据内在结构的不同,我们把它分为两类主谓结构的名词同语式和紧缩结构的名词同语式。
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