用于传输文件，在校园网上可以使用，但是由于技术问题不能实现在两台主机上的传输，只能在一台电脑上传输文件-For the transmission of documents, the campus can use the Internet, but can not be achieved because of technical problems in the two host transmission, only one computer to transfer files
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000951s ]
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:0.074975s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000931s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001229s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001124s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003457s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000910s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003882s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014827s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001215s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 178114 [ RunTime:0.036004s ]
