“djh”
20 小时以前 75309a59a676fb70f91dd01b05d93c7704a3836f
multi-system/src/main/resources/mapper/system/ExPaperStudentMapper.xml
@@ -107,6 +107,9 @@
            #{item}
        </foreach>
    </update>
    <delete id="deleteByPaperStudentId">
        delete from ex_paper_student where paper_id =#{paperId} and student_id = #{studentId}
    </delete>
    <select id="countByPaperId" resultType="java.lang.Integer">
        select count(1) from ex_paper_student where paper_id=#{paperId}