package com.sztzjy.linkCommerce.service;

import com.sztzjy.linkCommerce.entity.ZYUserInfo;

import java.util.List;
import java.util.Map;

public interface UserInfoService {

    boolean existsByUserName(String userName);

    List<String> getClassNameList(String userId);


    String insertAllByAuto(List<ZYUserInfo> studentList);
}