第一次上传，弄了一个简单的链表实现代码，希望以后有机会继续上传质量高的代码-The first upload, get a simple linked list implementation code, and hope that it will have the opportunity to upload high quality code
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002448s ]
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:0.092000s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.005832s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001276s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001131s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003184s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000823s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004340s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.042813s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001604s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 176337 [ RunTime:0.016824s ]
