目的是让大家熟悉输入、输出端口的使用
该程序的功能是把演示板当做一个按键计数器-purpose is to let people familiar with the input, output ports using the procedures of the functional demonstration board is a key counter as
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002323s ]
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:0.087981s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002438s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001969s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002146s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003710s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002058s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003354s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014449s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002567s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 320937 [ RunTime:0.001167s ]
