本系统可以实现添加，删除，保存，从文件中读取车辆信息，还能够显示车辆信息，显示广告信息和促销信息-The system can add, delete, save, read vehicle information from the file, but also can display vehicle information, display advertising messages and promotional information
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001352s ]
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:0.090505s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001287s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001898s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001229s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003540s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001061s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003195s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015026s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001426s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 322360 [ RunTime:0.001272s ]
