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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.zhiyun.zhiyun03.invite.mapper.InviteMapper">
<update id="updateDownloadById">
update invite
<set >
<if test="inviteName != null" >
invite_name=#{inviteName},
</if>
<if test="inviteBrief != null" >
invite_brief=#{inviteBrief},
</if>
<if test="inviteUrl != null" >
invite_url=#{inviteUrl},
</if>
<if test="dirId != null" >
dir_id=#{dirId},
</if>
<if test="inviteImg != null" >
invite_img=#{inviteImg}
</if>
</set>
<where>
<if test="id!=null">
id = #{id}
</if>
</where>
</update>
<select id="queryInvite" resultType="com.zhiyun.zhiyun03.invite.vo.InviteVo">
select i.id,i.invite_name,i.invite_brief,i.invite_url,d.dir_name
from invite as i
inner join
(select id,dir_name from directory) as d
on i.dir_id = d.id
</select>
<select id="selectByName" resultType="java.lang.Integer">
select count(1) from invite where invite_name =#{inviteName}
</select>
</mapper>