数据库中的数据都有各种属性，目前算法很少涉及这部分，这是一个关于属性的聚类算法。-the data in the database have different attributes, the current algorithm is rarely associated with this part, it is an attribute of the clustering algorithm.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001465s ]
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:0.093962s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001171s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001985s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001300s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003858s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001105s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003320s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016004s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001477s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 298986 [ RunTime:0.001370s ]
