mybatis批量保存

<pre name="code" class="html"><!--批量插入 发送信息保存 --><insert id="saveMessage" parameterType="List">insert into msg(org_id,msg_type_id,user_id,content,reviewed,created)<foreach collection="list" item="item" index="index" separator="union all">select  #{item.org_id},#{item.msg_type_id},#{item.user_id},#{item.content},#{item.reviewed},#{item.created} from dual</foreach></insert><!--批量插入 发送信息保存 --><insert id="saveMessage" parameterType="list">insert into msg(org_id,msg_type_id,user_id,content,reviewed,created) values<foreach collection="list" item="item" index="index" separator="," open="(" close=")">   #{item.org_id},#{item.msg_type_id}, #{item.user_id},#{item.content}, #{item.reviewed}, #{item.created}</foreach></insert>