<insert id="addDept" parameterType="java.util.List">
insert into dept(date,deptno,dname,updateTime)
values
<foreach collection="list" deptno="item" separator=",">
(#{item.date},#{item.adminId},#{item.dname},now())
</foreach>
</insert>
格式爲 insert into 表名 values (),(),()....