很全的信息熵资料，一个硕士论文和一个博士论文，对单通道多通道都有详细的见解-Very full of information entropy information, a master" s thesis and a doctoral thesis on the single-channel multi-channel has a detailed insight
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001287s ]
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:0.094608s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001218s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001247s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003602s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001060s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015164s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001470s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 163980 [ RunTime:0.001173s ]
