linux 下的串口测试程序, 实现功能:发送键盘输入的字符, 接受串口字符并在终端显示-linux serial port testing under procedures realize functions: Send keyboard input characters to accept serial characters displayed in the terminal
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001358s ]
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:0.092962s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001263s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001888s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001234s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003666s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001081s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003211s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016711s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001352s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 245006 [ RunTime:0.005437s ]
