使用人工智能算法解决二次分配问题，需要建立距离/流量矩阵-use of artificial intelligence algorithms to solve quadratic distribution problems, we need to create distance/Flow Matrix
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001054s ]
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:0.062682s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001060s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001238s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000990s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003220s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000848s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003765s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020145s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001330s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 321421 [ RunTime:0.015330s ]
