springboot整合mybatis，批量新增

Posted 2021-06-16 liberalartsy

pom

<dependency>
   <groupId>org.mybatis.spring.boot</groupId>
   <artifactId>mybatis-spring-boot-starter</artifactId>
   <version>1.3.2</version>
</dependency>

<dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>

<dependency>
   <groupId>mysql</groupId>
   <artifactId>mysql-connector-java</artifactId>
   <scope>runtime</scope>
</dependency>
启动类

 

 application.yml

server:
  port: 8082

spring:
  datasource:
    username: root
    password: root
    url: jdbc:mysql://localhost:3306/liberalartsy?useUnicode=true&characterEncoding=utf-8&useSSL=true&serverTimezone=UTC
    driver-class-name: com.mysql.jdbc.Driver

mybatis:
  mapper-locations: classpath:mapper/*Mapper.xml
  type-aliases-package: com.fh.entity

#showSql
logging:
  level:
    com:
      example:
        mapper : debug

 

 批量新增

@RequestMapping("bachAdd")
public String bachAdd(@RequestBody List<User> userList){
    userService.bachAdd(userList);

    return "成功";
}
controller

 

mapper

void bachAdd(@Param("list") List<User> list);

 

mapper.xml

<insert id="bachAdd" parameterType="java.util.List">
    insert into t_user
     (
    username,
    age
     )
    VALUES
    <foreach collection="list" item="item" separator=",">
        (
        #{item.username},
        #{item.age}
        )
    </foreach>
</insert>