一维码的编码原理和设计思路，较为实用，值得下载，可以结合自己项目的特征进行修改-One-dimensional code coding theory and design ideas, more practical, it is worth downloading, you can combine the characteristics of their own projects to modify
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001035s ]
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:0.092929s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001381s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002071s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001514s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.007521s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001765s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005049s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.027496s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001641s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 184135 [ RunTime:0.014821s ]
