该项目使用一个enum类型表示一副牌的4种不同花色，然后使用一个struct型表示日历日期
-The project uses a enum types express one of four kinds of different brand suit, and then use a struct type that calendar date
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002218s ]
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:0.085702s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002271s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001949s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002215s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003648s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001950s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003278s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014727s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002415s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 69140 [ RunTime:0.001145s ]
