{"id":135097,"date":"2024-10-31T07:48:13","date_gmt":"2024-10-30T23:48:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/135097\/"},"modified":"2024-10-31T07:48:14","modified_gmt":"2024-10-30T23:48:14","slug":"springboot%e6%95%b4%e5%90%88mybatis-plus%e5%a4%9a%e6%95%b8%e6%93%9a%e6%ba%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/135097\/","title":{"rendered":"SpringBoot\u6574\u5408Mybatis-Plus\u591a\u6578\u64da\u6e90"},"content":{"rendered":"

SpringBoot\u6574\u5408Mybatis-Plus\u591a\u6578\u64da\u6e90<\/h1>\n

\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0c\u4f7f\u7528\u591a\u6578\u64da\u6e90\u7684\u67b6\u69cb\u5df2\u6210\u70ba\u4e00\u7a2e\u5e38\u898b\u7684\u9700\u6c42\u3002\u5c24\u5176\u662f\u5728\u5fae\u670d\u52d9\u67b6\u69cb\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u9700\u8981\u5f9e\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728SpringBoot\u4e2d\u6574\u5408Mybatis-Plus\u4ee5\u652f\u6301\u591a\u6578\u64da\u6e90\u7684\u914d\u7f6e\u548c\u4f7f\u7528\u3002<\/p>\n

\u4ec0\u9ebc\u662fMybatis-Plus\uff1f<\/h2>\n

Mybatis-Plus\u662f\u4e00\u500b\u57fa\u65bcMybatis\u7684\u589e\u5f37\u5de5\u5177\uff0c\u65e8\u5728\u7c21\u5316Mybatis\u7684\u4f7f\u7528\u3002\u5b83\u63d0\u4f9b\u4e86\u8a31\u591a\u4fbf\u6377\u7684\u529f\u80fd\uff0c\u5982\u81ea\u52d5\u751f\u6210SQL\u8a9e\u53e5\u3001\u7c21\u5316CRUD\u64cd\u4f5c\u7b49\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\uff0c\u800c\u4e0d\u662f\u7e41\u7463\u7684\u6578\u64da\u8a2a\u554f\u5c64\u4ee3\u78bc\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u591a\u6578\u64da\u6e90\uff1f<\/h2>\n

\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u9700\u8981\u540c\u6642\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u3002\u4f8b\u5982\uff0c\u4f01\u696d\u53ef\u80fd\u6703\u5c07\u4e0d\u540c\u7684\u696d\u52d9\u6a21\u584a\u5206\u958b\u5b58\u5132\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\uff0c\u6216\u8005\u5728\u9077\u79fb\u6578\u64da\u6642\u9700\u8981\u540c\u6642\u8a2a\u554f\u820a\u6578\u64da\u5eab\u548c\u65b0\u6578\u64da\u5eab\u3002\u9019\u6642\uff0c\u914d\u7f6e\u591a\u6578\u64da\u6e90\u5c31\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n

SpringBoot\u4e2d\u914d\u7f6e\u591a\u6578\u64da\u6e90<\/h2>\n

\u5728SpringBoot\u4e2d\u914d\u7f6e\u591a\u6578\u64da\u6e90\u4e3b\u8981\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n

1. \u6dfb\u52a0\u4f9d\u8cf4<\/h3>\n
\n\n    com.baomidou\n    mybatis-plus-boot-starter\n    3.4.3\n\n\n    org.springframework.boot\n    spring-boot-starter-data-jpa\n\n\n    mysql\n    mysql-connector-java\n    runtime\n\n<\/code><\/pre>\n
2. \u914d\u7f6e\u6578\u64da\u6e90<\/h3>\n
\u5728application.yml\u4e2d\u914d\u7f6e\u591a\u500b\u6578\u64da\u6e90\uff1a<\/p>\n
\nspring:\n  datasource:\n    first:\n      url: jdbc:mysql:\/\/localhost:3306\/first_db\n      username: root\n      password: password\n      driver-class-name: com.mysql.cj.jdbc.Driver\n    second:\n      url: jdbc:mysql:\/\/localhost:3306\/second_db\n      username: root\n      password: password\n      driver-class-name: com.mysql.cj.jdbc.Driver\n<\/code><\/pre>\n
3. \u5275\u5efa\u6578\u64da\u6e90\u914d\u7f6e\u985e<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u6578\u64da\u6e90\u914d\u7f6e\u985e\u4f86\u7ba1\u7406\u9019\u4e9b\u6578\u64da\u6e90\uff1a<\/p>\n
\nimport com.baomidou.mybatisplus.autoconfigure.MybatisPlusProperties;\nimport com.baomidou.mybatisplus.core.MybatisConfiguration;\nimport com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;\nimport org.apache.ibatis.session.SqlSessionFactory;\nimport org.mybatis.spring.SqlSessionFactoryBean;\nimport org.springframework.beans.factory.annotation.Qualifier;\nimport org.springframework.boot.autoconfigure.orm.jpa.HibernatePropertiesCustomizer;\nimport org.springframework.boot.context.properties.ConfigurationProperties;\nimport org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.context.annotation.Primary;\nimport org.springframework.core.io.support.PathMatchingResourcePatternResolver;\nimport org.springframework.jdbc.datasource.DataSourceTransactionManager;\nimport org.springframework.orm.jpa.JpaTransactionManager;\nimport org.springframework.orm.mybatis.MyBatisSqlSessionFactoryBean;\nimport org.springframework.transaction.PlatformTransactionManager;\n\nimport javax.sql.DataSource;\n\n@Configuration\npublic class DataSourceConfig {\n\n    @Bean(name = \"firstDataSource\")\n    @ConfigurationProperties(\"spring.datasource.first\")\n    public DataSource firstDataSource() {\n        return DataSourceBuilder.create().build();\n    }\n\n    @Bean(name = \"secondDataSource\")\n    @ConfigurationProperties(\"spring.datasource.second\")\n    public DataSource secondDataSource() {\n        return DataSourceBuilder.create().build();\n    }\n\n    @Bean(name = \"firstSqlSessionFactory\")\n    public SqlSessionFactory firstSqlSessionFactory(@Qualifier(\"firstDataSource\") DataSource dataSource) throws Exception {\n        SqlSessionFactoryBean sessionFactory = new SqlSessionFactoryBean();\n        sessionFactory.setDataSource(dataSource);\n        sessionFactory.setMapperLocations(new PathMatchingResourcePatternResolver().getResources(\"classpath:mapper\/first\/*.xml\"));\n        return sessionFactory.getObject();\n    }\n\n    @Bean(name = \"secondSqlSessionFactory\")\n    public SqlSessionFactory secondSqlSessionFactory(@Qualifier(\"secondDataSource\") DataSource dataSource) throws Exception {\n        SqlSessionFactoryBean sessionFactory = new SqlSessionFactoryBean();\n        sessionFactory.setDataSource(dataSource);\n        sessionFactory.setMapperLocations(new PathMatchingResourcePatternResolver().getResources(\"classpath:mapper\/second\/*.xml\"));\n        return sessionFactory.getObject();\n    }\n\n    @Bean(name = \"firstTransactionManager\")\n    public PlatformTransactionManager firstTransactionManager(@Qualifier(\"firstDataSource\") DataSource dataSource) {\n        return new DataSourceTransactionManager(dataSource);\n    }\n\n    @Bean(name = \"secondTransactionManager\")\n    public PlatformTransactionManager secondTransactionManager(@Qualifier(\"secondDataSource\") DataSource dataSource) {\n        return new DataSourceTransactionManager(dataSource);\n    }\n}\n<\/code><\/pre>\n
4. \u4f7f\u7528Mybatis-Plus\u9032\u884c\u6578\u64da\u64cd\u4f5c<\/h3>\n
\u5728\u5b8c\u6210\u6578\u64da\u6e90\u7684\u914d\u7f6e\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Mybatis-Plus\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n
\nimport com.baomidou.mybatisplus.core.mapper.BaseMapper;\nimport org.apache.ibatis.annotations.Mapper;\n\n@Mapper\npublic interface UserMapper extends BaseMapper {\n}\n<\/code><\/pre>\n
\u7136\u5f8c\u5728\u670d\u52d9\u5c64\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9078\u64c7\u4f7f\u7528\u4e0d\u540c\u7684\u6578\u64da\u6e90\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u6574\u5408Mybatis-Plus\u4ee5\u652f\u6301\u591a\u6578\u64da\u6e90\u7684\u914d\u7f6e\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u5728SpringBoot\u4e2d\u5be6\u73fe\u591a\u6578\u64da\u6e90\u7684\u7ba1\u7406\u548c\u4f7f\u7528\u3002\u9019\u5c0d\u65bc\u9700\u8981\u540c\u6642\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u7121\u7591\u662f\u4e00\u500b\u5f37\u5927\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684SpringBoot\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
SpringBoot\u6574\u5408Mybatis-Plus\u591a\u6578\u64da\u6e90\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u64cd\u4f5c\u8207\u7ba1\u7406\uff0c\u7c21\u5316\u958b\u767c\u6d41\u7a0b\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-135097","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135097","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=135097"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135097\/revisions"}],"predecessor-version":[{"id":135098,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135097\/revisions\/135098"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=135097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=135097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=135097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}