用ASP.NET + SQL 数据库的学生管理系统，界面简单，代码简洁易懂，适宜初学者学习！-ASP.NET+ SQL database with the student management system, to meet simple, concise and understandable code, suitable for beginners to learn!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001299s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.069571s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000996s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001193s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001028s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004425s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001105s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005584s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014164s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001086s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 76422 [ RunTime:0.018258s ]
