用Matlab实现Hash算法下大篇幅文本文件中字符出现的频率的统计！非常精炼！-Hash algorithm used Matlab to achieve great length text file in the frequency character of the statistics! Very refined!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001108s ]
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:0.057208s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001053s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001005s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000942s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002828s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000816s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003630s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.013701s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001078s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 5309 [ RunTime:0.019229s ]
