这个是C语言教室管理系统，可以用于大学教室，界面是命令提示符的-This is a C language classroom management system, can be used in University classrooms, the interface is the command prompt
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001190s ]
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:0.085676s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001141s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001992s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001119s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003567s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000952s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003119s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015967s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001292s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 254639 [ RunTime:0.001425s ]
