问题描述
- mybatis collection关联的时候,collection里面的sql一直不执行
-
<select id="findGrade" parameterType="int" resultMap="test"> select * from grade where id=#{id} </select> <resultMap id="test" type="com.hs.Entity.Grade"> <collection property="student" javaType="list" ofType="com.hs.Entity.Student" select="findStudent" column="gradeId"> </collection> </resultMap> <select id="findStudent" parameterType="int" resultType="com.hs.Entity.Student"> selcet * from student where id=#{id} </select> </mapper>
解决方案
参考:http://cczakai.iteye.com/blog/1276750
解决方案二:
MyBatis对象关联关系---- association与collection
时间: 2024-09-07 15:36:22