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通用mapper整合

Spring Boot通用mapper整合的方法及步骤

**通用mapper整合(作用是将单表的增删改查操作省去)
1、导入pom依赖
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<!--通用mapper-->
<dependency>
<groupId>tk.mybatis</groupId>
<artifactId>mapper-spring-boot-starter</artifactId>
<version>2.0.2</version>
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</exclusion>
</exclusions>
</dependency>
2、配置mapper ,继承通用mapper
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import tk.mybatis.mapper.common.Mapper;

public interface UserMapper extends Mapper<UmsMember> {
3、配置通用mapper主键和主键返回策略
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@Id @GeneratedValue(strategy = GenerationType.IDENTITY)   //主键返回策略
4、配置启动类扫描MapperScan,使用通用mapper的MapperScan
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import tk.mybatis.spring.annotation.MapperScan;
>>如果想查看执行的sql语句,需要修改日志级别为debug
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#日志级别
logging.level.root=debug