线性表的链式表示时各基本操作的实现,例如链表的初始化，删除，添加，-Linear chain, said the table when the realization of all basic operations, such as the initialization list, delete, add, and so on
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001320s ]
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:0.092692s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001245s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001901s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001222s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003619s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001079s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003592s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014789s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001368s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 259797 [ RunTime:0.001347s ]
