These are the code to solve the python challenge. Of course, the codes are not all just by myself.
The follow are the articles describe the progress of solving:
http://www.xiaohuangdi.info/wordpress/category/programming/python_challenge/
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002113s ]
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:0.100073s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003643s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002104s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002185s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003650s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002101s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003305s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021829s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003334s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 39607 [ RunTime:0.001566s ]
