使用MyBatis 动态update数据

<update id="update" parameterType="com.commuli.po.User">
update s_user
<trim prefix="set" suffixOverrides=",">
<if test="name!=null">name=#{name},</if>
<if test="age!=null">age=#{age},</if>
<if test="address!=null">address=#{address},</if>
<if test="createDate!=null">createDate=#{createDate},</if>
</trim>
where
id=#{id}
</update>