一个异步聊天系统，系统只允许客户与服务器相互传送字符串数据，不实现任意客户之间的直接信息传递。-An asynchronous chat system, the system only allows the client and the server can transmit the string data, not to achieve any of its customers a direct transmission of information.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001322s ]
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:0.090119s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001217s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001863s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001222s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003581s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001057s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003343s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014810s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001391s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 254672 [ RunTime:0.001445s ]
