id, paper_id, paper_name, paper_type, user_score,paper_score, question_correct, question_count, do_time, status, create_user, create_time, judge_user,answer_time,paper_content,create_time SELECT FROM t_exam_paper_answer and create_user = #{createUser} and subject_id = #{subjectId} SELECT count(*) from t_exam_paper_score SELECT sum(question_count) from t_exam_paper_score 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_score WHERE create_time between #{startTime} and #{endTime} ) a GROUP BY create_time select from t_exam_paper_score where paper_id = #{pid} and create_user=#{uid} limit 1 SELECT a.id , exam_paper_id, paper_name, paper_type, system_score, user_score, paper_score, question_correct, question_count, do_time, a.status, create_user, a.create_time, b.real_name AS userName FROM t_exam_paper_answer a LEFT JOIN t_user b ON a.create_user = b.id AND paper_id = #{examPaperId} AND INSTR(b.real_name, #{userName}) SELECT a.id, a.name AS paperName, a.score AS systemScore, a.num as questionCount, a.subject_id, a.paper_type, a.suggest_time, b.name AS subjectName, c.real_name AS userName, IFNULL(COUNT(DISTINCT d.id), 0) AS personAnswerNum, IFNULL(COUNT(DISTINCT f.id), 0) AS personTotalNum, t.exam_name FROM t_exam_paper a INNER JOIN t_exam t ON a.id = t.exam_paper_id AND t.deleted = 0 LEFT JOIN t_subject b ON a.subject_id = b.id LEFT JOIN t_user c ON t.teacher_id = c.id LEFT JOIN t_exam_paper_answer d ON a.id = d.exam_paper_id LEFT JOIN t_exam_paper_classes e ON a.id = e.exam_paper_id LEFT JOIN t_classes_user f ON e.classes_id = f.classes_id a.deleted = 0 AND a.subject_id IN #{item} AND INSTR(a.name, #{name}) AND INSTR(t.exam_name, #{examName}) GROUP BY t.id ORDER BY t.id DESC