MyBatis 【返回自增id】
<mapper ...> ... <insert id="insert" parameterType="entity.CountEntity">
<!-- id 【回填】 --> <selectKey resultType="int" order="AFTER" keyProperty="id"> SELECT LAST_INSERT_ID() AS ID </selectKey> insert count_t(id, num, str) values (null, #{num}, #{str}) </insert> <mapper>