MybatisPlus实现insertBatchSomeColumn进行批量增加

        <!--mybatis-plus启动器-->
        <dependency>
            <groupId>com.baomidou</groupId>
            <artifactId>mybatis-plus-boot-starter</artifactId>
            <version>3.5.1</version>
        </dependency>
                <!--mybatis-plus扩展插件依赖-->
        <dependency>
            <groupId>com.baomidou</groupId>
            <artifactId>mybatis-plus-extension</artifactId>
            <version>3.5.1</version>
        </dependency>

package com.linmain.Mysql.config;

import com.baomidou.mybatisplus.annotation.FieldFill;
import com.baomidou.mybatisplus.core.injector.AbstractMethod;
import com.baomidou.mybatisplus.core.injector.DefaultSqlInjector;
import com.baomidou.mybatisplus.core.metadata.TableInfo;
import com.baomidou.mybatisplus.extension.injector.methods.InsertBatchSomeColumn;

import java.util.List;


public class EasySqlInjector extends DefaultSqlInjector {
    @Override
    public List<AbstractMethod> getMethodList(Class<?> mapperClass, TableInfo tableInfo) {

        // 注意：此SQL注入器继承了DefaultSqlInjector(默认注入器)，调用了DefaultSqlInjector的getMethodList方法，保留了mybatis-plus的自带方法
        List<AbstractMethod> methodList = super.getMethodList(mapperClass, tableInfo);
        //增加了一个批量插入的方法
        methodList.add(new InsertBatchSomeColumn(i -> i.getFieldFill() != FieldFill.UPDATE));
        return methodList;
    }
}

@Configuration
public class MyBatisPlusConfig {
 
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor(){
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        //添加分页插件
        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.mysql));
        //添加乐观锁插件
        interceptor.addInnerInterceptor(new OptimisticLockerInnerInterceptor());
        return interceptor;
    }
 
    @Bean
    public EasySqlInjector easySqlInjector() {
        return new EasySqlInjector();
    }
 
}

package com.linmain.column.dao;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.linmain.column.pojo.entity.ColTag;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

import java.io.Serializable;
import java.util.Collection;
import java.util.List;


@Mapper
public interface ColTagDao extends BaseMapper<ColTag> {
    
    Integer insertBatchSomeColumn(Collection<ColTag> entityList);
}

colTagDao.insertBatchSomeColumn(colTags);