Framework common annotation explanation

mybatis注解

@Select Mapping querySQL语句
SelectProvider Select语sentence dynamicsSOL映射.Allows you to specify a class name and a method that returns the run query when executed.有两个属性：type和 method,typeThe property is the fully qualified name of the class,methodis the name of the method in the class.、

@Insert Mapping insertedSQL语句
@InsertProvider Insert语sentence dynamicsSQL映射.Allows you to specify a class name and a method that returns the run query when executed.有两个属性：type和 method,typeThe property is the fully qualified name of the class,methodis the name of the method in the class.

@Update The mapping is updatedSQL语句
@UpdateProvider Update语sentence dynamicsSQL.Allows you to specify a class name and a method that returns the run query when executed.有两个属性：type和 method,typeThe property is the fully qualified name of the class,methodis the name of the method in the class.
、

@Delete Mapping deletedSQL语句
@DeleteProvider Deletesentence dynamicsSQL映射.Allows you to specify a class name and a method that returns the run query when executed.有两个属性：type和 method,typeThe property is the fully qualified name of the class,methodis the name of the method in the class.

@Result Separate result mapping between columns and attributes.属性包括：id、 column、 property、 javaType、jdbeType、 typeHandler、one、many.id属性是一个布尔值,Indicates whether to be used for primary key mapping.one属性是单独的联系,和XML配置中的 <association＞相似,而many属性是对集合而言的,和XML配置的＜collection＞相似.

@Options Provides additional value for configuration options,They usually appear as additional feature configurations on mapping sentences.

@one 复杂类型的单独属性值映射.Required select属性,Indicates mappedSQLThe fully qualified name of the statement.

@Many 复杂类型的集合属性映射.Required select属性,Indicates mappedSQLThe fully qualified name of the statement.

@Param 当映射器方法需要多个参数时,This annotation can be applied to mapper method parameters to give each parameter a name.否则,多参数将会以它们的顺序位置和SQL语句中的表达式进行映射,这是默认的.

mybatisAnnotate the blog：

https://blog.csdn.net/guorui_java/article/details/108875682?utm_medium=distribute.pc_relevant.none-task-blog-baidujs_utm_term-0&spm=1001.2101.3001.4242

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springAnnotate the blog

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springmvcAnnotate the blog

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springbootAnnotate the blog

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