<?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="cn.timer.api.dao.clazz.CommonAreaMapper"> <resultMap id="BaseResultMap" type="cn.timer.api.bean.clazz.CommonArea" > <id column="code_id" property="codeId" /> <result column="parent_id" property="parentId" /> <result column="city_name" property="cityName" /> </resultMap> <resultMap id="BaseResultMap_b" type="cn.timer.api.bean.clazz.CommonArea" > <id column="code_id" property="codeId" /> <result column="parent_id" property="parentId" /> <result column="city_name" property="cityName" /> <collection column="CommonArea_c_code_id" property="commonAreas" ofType="cn.timer.api.bean.clazz.CommonArea" resultMap="cn.timer.api.dao.clazz.CommonAreaMapper.BaseResultMap" columnPrefix="CommonArea_c_"> </collection> </resultMap> <resultMap id="BaseResultMap_Tree" type="cn.timer.api.bean.clazz.CommonArea" > <id column="code_id" property="codeId" /> <result column="parent_id" property="parentId" /> <result column="city_name" property="cityName" /> <collection column="CommonArea_b_code_id" property="commonAreas" ofType="cn.timer.api.bean.clazz.CommonArea" resultMap="cn.timer.api.dao.clazz.CommonAreaMapper.BaseResultMap_b" columnPrefix="CommonArea_b_"> </collection> </resultMap> <sql id="Base_Column_List"> code_id, parent_id, city_name </sql> <sql id="Base_Column_List_Alias"> code_id CommonArea_code_id, parent_id CommonArea_parent_id, city_name CommonArea_city_name </sql> <sql id="Base_Column_List_Alias_a"> a.code_id code_id, a.parent_id parent_id, a.city_name city_name </sql> <sql id="Base_Column_List_Alias_b"> b.code_id CommonArea_b_code_id, b.parent_id CommonArea_b_parent_id, b.city_name CommonArea_b_city_name </sql> <sql id="Base_Column_List_Alias_c"> c.code_id CommonArea_b_CommonArea_c_code_id, c.parent_id CommonArea_b_CommonArea_c_parent_id, c.city_name CommonArea_b_CommonArea_c_city_name </sql> <select id="AllAreaForTree" resultMap="BaseResultMap_Tree"> SELECT <include refid="Base_Column_List_Alias_a" />, <include refid="Base_Column_List_Alias_b" />, <include refid="Base_Column_List_Alias_c" /> FROM common_area a LEFT JOIN common_area b ON a.code_id = b.parent_id LEFT JOIN common_area c ON b.code_id = c.parent_id WHERE a.parent_id = 0 </select> <!-- <insert id="insert" useGeneratedKeys="true" keyColumn="id" parameterType="cn.timer.api.bean.clazz.CommonArea"> INSERT INTO common_area <trim prefix="(" suffix=")" suffixOverrides=","> <if test ='null != codeId'> code_id, </if> <if test ='null != parentId'> parent_id, </if> <if test ='null != cityName'> city_name </if> </trim> <trim prefix="values (" suffix=")" suffixOverrides=","> <if test ='null != codeId'> #{codeId}, </if> <if test ='null != parentId'> #{parentId}, </if> <if test ='null != cityName'> #{cityName} </if> </trim> </insert> <delete id="delete" > DELETE FROM common_area WHERE id = #{id} </delete> <update id="update" parameterType="cn.timer.api.bean.clazz.CommonArea"> UPDATE common_area <set> <if test ='null != codeId'>code_id = #{codeId},</if> <if test ='null != parentId'>parent_id = #{parentId},</if> <if test ='null != cityName'>city_name = #{cityName}</if> </set> WHERE id = #{id} </update> <select id="load" resultMap="BaseResultMap"> SELECT <include refid="Base_Column_List" /> FROM common_area WHERE id = #{id} </select> <select id="pageList" resultMap="BaseResultMap"> SELECT <include refid="Base_Column_List" /> FROM common_area LIMIT #{offset}, #{pageSize} </select> <select id="pageListCount" resultType="java.lang.Integer"> SELECT count(1) FROM common_area </select> --> </mapper>