MyBatis-Plus批量更新

使用MyBatis-Plus 批量更新实现步骤如下:

1. 创建 Service, 实现 ServiceImpl

@Service
public class EmpService extends ServiceImpl<EmpMapper, Emp> {

}

ServiceImpl 是MyBatis-Plus 提供的,

2. 调用

调用时直接 即可

package ;

import ;
import ;
import ;
import ;
import ;

import ;
import ;

/**
 * Created by caoshi at 21:47 2022-03-08
 */
@RestController
@RequestMapping("demo2")
public class DemoController2 {

    @Autowired
    private EmpService empService;

    /**
     * 批量更新
     * @return
     */
    @RequestMapping("/testBatchUpdate")
    public String testBatchUpdate() {
        List<Emp> empDoList = new ArrayList<>();
        Emp emp1 = new Emp();
        (7369);
        ("测试1");
        Emp emp2 = new Emp();
        (7499);
        ("测试2");

        (emp1);
        (emp2);
        (empDoList);
        return "success";
    }

}