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Know The JDK One Liners
Know common one liners Summary Details java.util.Arrays.asList java.util.Collections.empty* valueOf parseXXX isEmpty Java 9 factory methods Know common one liners Sum... -
One language per field
[source,js] } [source,js] } [source,js] } [[one-lang-fields]]=== One Language per Field For documents that represent entities like products, movies, or legal notices, it is... -
7.4.2. 一对一（one to one）
7.4.2. 一对一（one to one） 7.4.2. 一对一（one to one） 基于外键关联的双向一对一关联也很常见。 <class name = "Person" > <id name = "id" column = "personId" > <generator class = "... -
7.2.2. 一对一（one to one）
7.2.2. 一对一（one to one） 7.2.2. 一对一（one to one） 基于外键关联的单向一对一关联和单向多对一关联几乎是一样的。唯一的不同就是单向一对一关联中的外键字段具有唯一性约束。 <class name = "Person" > <id name = "id" column = "personI... -
7.5.2. 一对一（one to one）
7.5.2. 一对一（one to one） 7.5.2. 一对一（one to one） 基于连接表的双向一对一关联极为罕见，但也是可行的。 <class name = "Person" > <id name = "id" column = "personId" > <generator cla... -
Many-to-one relationships
Many-to-one relationships Many-to-one relationships To define a many-to-one relationship, use ForeignKey . In this example, a Reporter can be associated with many Article obj... -
One-click deploy
One-click deploy What is one-click deploy? Supported platforms Using one-click deploy Troubleshooting Android One-click deploy What is one-click deploy? One-click deploy i... -
REGEXP_REPLACE_ONE
regexp_replace_one description Syntax example keywords regexp_replace_one description Syntax VARCHAR regexp_replace_one(VARCHAR str, VARCHAR pattern, VARCHAR repl) Regul... -
regexp_replace_one
regexp_replace_one description Syntax example keywords regexp_replace_one description Syntax VARCHAR regexp_replace_one(VARCHAR str, VARCHAR pattern, VARCHAR repl) Regul...