<insert id="insertExtDocList" parameterType="map">

         INSERT INTO extprjdoc

         (docName,createTime,extProjectId)

         VALUES

         <foreach collection="list" item="item" index="index" separator=","> <!--  list 为传来的集合数据 -->

             (#{item.docName},NOW(),#{extProjectId})

         </foreach>

     </insert>

     <update id="updateList" parameterType="map">

         UPDATE extprjdoc SET sendUnit = #{sendUnit},reveiceUnit = #{reveiceUnit}

         WHERE extProjectId IN

         <foreach collection="list" item="item" index="index" separator="," open="("

                  close=")">

             #{item}

         </foreach>

     </update>