实现飞机订票系统的功能，可以支持查询航班信息、订票、退票以及退出系统的功能。界面为C语言格式。-Realize the function of the aircraft booking system can support the query flight information, booking, refund and withdraw from the system. Interface for the C language format.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001947s ]
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:0.086196s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002378s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002057s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003934s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001887s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014684s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002404s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 170681 [ RunTime:0.001174s ]
