教务信息管理系统，包含了每个班级，每个学生的记录，考试成绩，可动态修改-academic information management system, contains every class, every student"s records, examination results, dynamic modification
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002111s ]
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:0.087193s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002391s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001945s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002319s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003690s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002111s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003460s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014562s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002586s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 72250 [ RunTime:0.001252s ]
