数据库:
<insert id="addCourse" parameterType="coursecatalog" useGeneratedKeys="true">
insert into `web_news`.`course_catalog`(course_id,c_catalog,c_video,nid)
values
(null,#{c_catalog},#{c_video},#{nid})
<selectKey resultType="java.lang.Integer" order="AFTER" keyProperty="course_id">
SELECT LAST_INSERT_ID() AS course_id
</selectKey>
</insert>
后端:
cc.getCourse_id()即可得到