一些关于C++的练习和相关答案， 一些关于C++的练习和相关答案，一些关于C++的练习和相关答案-Some information about C++, exercises and related answers about C++, exercises and related answers about C++, exercises and related answers about C++, exercises and related answers
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002108s ]
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:0.098405s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002577s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002064s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002276s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003766s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002580s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005096s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023289s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003369s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 65181 [ RunTime:0.001520s ]
