package com.cloudroam.mapper;
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import com.cloudroam.model.UserGroupDO;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import org.apache.ibatis.annotations.Param;
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import org.springframework.stereotype.Repository;
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import java.util.List;
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/**
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* @author
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* 用户分组mapper
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*/
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@Repository
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public interface UserGroupMapper extends BaseMapper<UserGroupDO> {
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/**
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* 批量新增
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* @param relations 用户分组数据对象集合
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* @return last insert id
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*/
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int insertBatch(@Param("relations") List<UserGroupDO> relations);
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/**
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* 根据用户id删除
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* @param userId 用户id
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* @return 受影响行数
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*/
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int deleteByUserId(@Param("user_id") Integer userId);
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}
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