(7，4)汉明码的编码程序，实现4位信息位后加三位监督位，组成7位码组-(7,4) hamming code encoding process, realize information-bit 4 after three supervision, and composed of seven yards Group
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001083s ]
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:0.084095s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001503s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001844s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001740s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003461s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001025s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003818s ]
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:0.001134s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 125256 [ RunTime:0.094281s ]
