c++专家编程，写了不少编程中应该注意的一些知识，总体来说可以指导程序员避免开发中出现的一些问题。-c++ expert programming, write a lot of programming should be noted that some of the knowledge, the whole can guide programmers to avoid the development of some of the problems.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001588s ]
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:0.133645s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001381s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001966s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001848s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005397s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001507s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006985s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026548s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001777s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 61793 [ RunTime:0.023882s ]
