Mybatis 返回自增主鍵的id

Mybatis 返回自增主鍵的id
keyProperty=id:封裝到對象中的id字段當中
keyColumn=id:封裝到數據庫的id這一列
order=AFTER:在新增語句之后執行

方法一

<insert id="insertUser" parameterType="com.itqf.pojo.User">
<selectKey resultType="int" keyProperty="id" keyColumn="id" order="AFTER">
select last_insert_id()
</selectKey>
insert into user() values()
</insert>

 
方法二

<insert id="insertUser" parameterType="com.itqf.User" useGeneratedKeys="true" keyProperty="id" keyColumn="id">
insert into user()value()
</insert>