Crunchy
2024-07-23 b633cb48b94c207468a2a5e4cb92baf3e43568b0
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.yuanchu.mom.mapper.DepartmentMapper">
    <select id="selectDepartment" resultType="com.yuanchu.mom.dto.DepartmentDto">
        SELECT id, name, father_id
        FROM department
    </select>
 
    <select id="selectSonById" resultType="java.lang.Integer">
        SELECT au.id
        FROM (SELECT * FROM department WHERE father_id IS NOT NULL) au,
             (SELECT @father_id := #{id}) pd
        WHERE FIND_IN_SET(father_id, @father_id) > 0
                  AND @father_id := concat(@father_id, ',', id)
        UNION
        SELECT id
        FROM department
        WHERE id = #{id}
        ORDER BY id
    </select>
    <select id="selectCustomList" resultType="com.yuanchu.mom.dto.DepartmentDto">
        select id, name, category fatherId from role;
    </select>
</mapper>