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  • 五、mybatis集成使用

    1、添加依赖

    <!-- mybatis-spring集成-->
    <dependency>
        <groupId>org.mybatis.spring.boot</groupId>
        <artifactId>mybatis-spring-boot-starter</artifactId>
        <version>1.3.2</version>
    </dependency>
    
    <!-- mysql连接-->
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <scope>runtime</scope>
    </dependency>
    
    <!-- druid 数据库连接池-->
    <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>druid</artifactId>
        <version>1.0.15</version>
    </dependency>

    2、添加配置文件

    @Configuration
    @MapperScan("com.biniu.dao") // 接口包路径
    public class MyBatisConfig {
        @Bean
        public SqlSessionFactory sqlSessionFactory() throws Exception {
            SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
            sqlSessionFactoryBean.setDataSource(dataSource()); // 注入数据源
            sqlSessionFactoryBean.setMapperLocations(new PathMatchingResourcePatternResolver().getResources("classpath:mapper/*.xml")); // mapper文件路径
            return sqlSessionFactoryBean.getObject();
        }
    
        @Bean
        @ConfigurationProperties(prefix = "spring.datasource")
        public DataSource dataSource() {
            return new DruidDataSource();
        }
    }

    3、数据库连接

    spring.datasource.driver-class-name=com.mysql.jdbc.Driver
    spring.datasource.url=jdbc:mysql://localhost:3306/test
    spring.datasource.username=root
    spring.datasource.password=root
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  • 原文地址:https://www.cnblogs.com/lay2017/p/8847796.html
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