此程序实现简单红绿灯的模拟控制，结构简单、易懂，可以在学校实验室试验箱上模拟练习！-Realize this procedure a simple simulation of traffic light control, simple structure, easy to understand, you can in the school laboratory chamber simulated exercises!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001284s ]
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:0.088167s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001201s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001207s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003580s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001121s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001391s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 184695 [ RunTime:0.006215s ]
