哈夫曼树编码 用哈夫曼树算法对文本文件进行0-1化编码，并模拟文件 压缩与解压-Huffman tree coding algorithm using Huffman tree to the text document for 0-1 coding and compression simulation and decompression
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.005230s ]
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:0.132901s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003446s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002324s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002922s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004627s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002214s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003323s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025736s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002943s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 122362 [ RunTime:0.001582s ]
