exam-system/src/main/resources/mapper/system/ExPaperQuestionMapper.xml
@@ -13,11 +13,12 @@ </delete> <delete id="deletePaperQuestion"> delete from ex_paper_question delete a from ex_paper_question as a inner join ex_question as b on b.id=a.question_id <where> and paper_id=#{paperId} and a.paper_id=#{paperId} <if test="questionType!=null"> and question_type=#{questionType} and b.question_type=#{questionType} </if> </where> </delete>