这是一个用Delphi开发的多线程多串口控件，可以实现10个串口同时通讯。-This is a development with Delphi" s multi-threaded multi-serial port control, serial port 10 can be achieved at the same time communications.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.006209s ]
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:0.076820s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.014536s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002098s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.012623s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006817s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000997s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005638s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019915s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001407s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 172019 [ RunTime:0.013957s ]
