学生管理系统，通过Java的界面编程切换不同的窗口对学生进行信息管理，无需用到数据库-Student management system, through the Java programming interface switch to a different window for students of information management, not need to use the database
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001514s ]
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:0.097400s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000989s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001110s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000952s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002989s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000870s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003596s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014610s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001180s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 44741 [ RunTime:0.026849s ]
