kmall-haikong/kmall-admin/src/main/resources/mybatis/mapper/SysRegionDao.xml

<?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.kmall.manager.dao.SysRegionDao">

    <!-- 可根据自己的需求，是否要使用 -->
    <resultMap type="com.kmall.manager.entity.SysRegionEntity" id="regionMap">
        <result property="id" column="id"/>
        <result property="parentId" column="parent_id"/>
        <result property="name" column="name"/>
        <result property="type" column="type"/>
        <result property="agencyId" column="agency_id"/>
    </resultMap>

    <select id="queryObject" resultMap="regionMap">
		select * from mall_region where id = #{value}
	</select>

    <select id="queryList" resultMap="regionMap">
        select
        a.id,
        a.parent_Id,
        a.name,
        a.type,
        a.agency_Id,
        b.name parent_Name
        from mall_region a LEFT JOIN mall_region b on a.parent_id=b.id
        <where>
            <if test="name != null and name.trim() != ''">
                AND a.name LIKE concat('%',#{name},'%')
            </if>
            <if test="parentName != null and parentName.trim() != ''">
                AND b.name LIKE concat('%',#{parentName},'%')
            </if>
            <if test="type != null and type != ''">
                AND a.type = #{type}
            </if>
        </where>
        <choose>
            <when test="sidx != null and sidx.trim() != ''">
                order by ${sidx} ${order}
            </when>
            <otherwise>
                order by a.parent_Id
            </otherwise>
        </choose>
        <if test="offset != null and limit != null">
            limit #{offset}, #{limit}
        </if>
    </select>

    <select id="queryTotal" resultType="int">
        select count(*)
        from mall_region a LEFT JOIN mall_region b on a.parent_id=b.id
        <where>
            <if test="name != null and name.trim() != ''">
                AND a.name LIKE concat('%',#{name},'%')
            </if>
            <if test="parentName != null and parentName.trim() != ''">
                AND b.name LIKE concat('%',#{parentName},'%')
            </if>
            <if test="type != null and type != ''">
                AND a.type = #{type}
            </if>
        </where>
    </select>

    <insert id="save" parameterType="com.kmall.manager.entity.SysRegionEntity" useGeneratedKeys="true" keyProperty="id">
		insert into mall_region
		(
			`parent_id`, 
			`name`, 
			`type`, 
			`agency_id`
		)
		values
		(
			#{parentId},
			#{name}, 
			#{type}, 
			#{agencyId}
		)
	</insert>

    <update id="update" parameterType="com.kmall.manager.entity.SysRegionEntity">
        update mall_region
        <set>
            <if test="parentId != null">`parent_id` = #{parentId},</if>
            <if test="name != null">`name` = #{name},</if>
            <if test="type != null">`type` = #{type},</if>
            <if test="agencyId != null">`agency_id` = #{agencyId}</if>
        </set>
        where id = #{id}
    </update>

    <delete id="delete">
		delete from mall_region where id = #{value}
	</delete>

    <delete id="deleteBatch">
        delete from mall_region where id in
        <foreach item="id" collection="array" open="(" separator="," close=")">
            #{id}
        </foreach>
    </delete>

</mapper>