linux下的按键驱动，可用于嵌入式开发之中；具有四个按键的驱动程序源代码。-linux pressed key actuation, may use in to insert
during the type development; Has four pressed keys the driver source
codes.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001245s ]
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:0.089421s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001224s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001846s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001177s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003564s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001009s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003209s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015628s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001713s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 318100 [ RunTime:0.001238s ]
