利用vc6.0 创建了mfc工程，实现了一个串口程序，是自己根据网上的代码，加上自己添加的代码，适合初学者。-Use of vc6.0 created mfc project implements a serial port program their own code under the web, plus add their own code, suitable for beginners.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001743s ]
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:0.098681s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001307s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002083s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001247s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003578s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001057s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003198s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014803s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001322s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 174278 [ RunTime:0.001202s ]
