44B0的实验相关的代码，很好！配套实验配置手册 44b0.pdf进行学习
-44B0 experiments related to code, very good! Matching the experimental configuration to study the manual 44b0.pdf
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001145s ]
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:0.088992s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001246s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001894s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001350s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003577s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001054s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003184s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015008s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001389s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 114856 [ RunTime:0.001320s ]
