id , name, subject_id, paper_type, grade_level, score, question_count, suggest_time, limit_start_time, limit_end_time, frame_text_content_id, create_user, create_time, deleted, task_exam_id SELECT FROM t_exam_paper and deleted=0 and id= #{id} and grade_level= #{level} and subject_id= #{subjectId} and paper_type= #{paperType} SELECT FROM t_exam_paper and deleted=0 and task_exam_id is null and grade_level= #{level} and paper_type=#{paperType} SELECT FROM t_exam_paper and deleted=0 and subject_id=#{subjectId} and grade_level=#{levelId} and paper_type=#{paperType} SELECT id,name,limit_start_time,limit_end_time FROM t_exam_paper and deleted=0 and paper_type= #{examPaperType} and grade_level=#{gradeLevel} and #{dateTime} between limit_start_time and limit_end_time ORDER BY id desc limit 5 SELECT count(*) from t_exam_paper where deleted = 0 SELECT create_time as name, COUNT(create_time) as value from ( SELECT DATE_FORMAT(create_time, '%Y-%m-%d') as create_time from t_exam_paper WHERE deleted=0 and create_time between #{startTime} and #{endTime} ) a GROUP BY create_time update t_exam_paper set task_exam_id = #{taskId} where id in #{id} update t_exam_paper set task_exam_id = null where id in #{id}