使用VC为编程语言，结合数据结构二叉树的概念，新编算法进行四分树的穷举。-VC to use programming language, combine the binary tree data structure concept, a new edition of the tree algorithm quarter of exhaustive.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001390s ]
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:0.085722s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000943s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001554s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001173s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003502s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000987s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005160s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015650s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001251s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 314337 [ RunTime:0.025894s ]
