build/classes/com/mapper/AreaMapper.xml
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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.dao.AreaDao" >
<resultMap id="BaseResultMap" type="com.entity.Area" >
<id column="areaid" property="areaid" jdbcType="INTEGER" />
<result column="areaname" property="areaname" jdbcType="VARCHAR" />
</resultMap>
<sql id="Base_Column_List" >
areaid, areaname
</sql>
<select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.Integer" >
select
<include refid="Base_Column_List" />
from area
where areaid = #{areaid,jdbcType=INTEGER}
</select>
<delete id="deleteByPrimaryKey" parameterType="java.lang.Integer" >
delete from area
where areaid = #{areaid,jdbcType=INTEGER}
</delete>
<insert id="insert" parameterType="com.entity.Area" >
insert into area (areaid, areaname)
values (#{areaid,jdbcType=INTEGER}, #{areaname,jdbcType=VARCHAR})
</insert>
<insert id="insertSelective" parameterType="com.entity.Area" >
insert into area
<trim prefix="(" suffix=")" suffixOverrides="," >
<if test="areaid != null" >
areaid,
</if>
<if test="areaname != null" >
areaname,
</if>
</trim>
<trim prefix="values (" suffix=")" suffixOverrides="," >
<if test="areaid != null" >
#{areaid,jdbcType=INTEGER},
</if>
<if test="areaname != null" >
#{areaname,jdbcType=VARCHAR},
</if>
</trim>
</insert>
<update id="updateByPrimaryKeySelective" parameterType="com.entity.Area" >
update area
<set >
<if test="areaname != null" >
areaname = #{areaname,jdbcType=VARCHAR},
</if>
</set>
where areaid = #{areaid,jdbcType=INTEGER}
</update>
<update id="updateByPrimaryKey" parameterType="com.entity.Area" >
update area
set areaname = #{areaname,jdbcType=VARCHAR}
where areaid = #{areaid,jdbcType=INTEGER}
</update>
<select id="getList" resultMap="BaseResultMap">
select * from area order by areaid desc limit #{begin}, ${size}
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