封装了一个画二维曲线的类，该类继承于CWnd，因此二维曲线类也是一个窗口-Draw up a package of two-dimensional curve of the class, such inherited from CWnd, so two-dimensional curve is also a window-type
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001383s ]
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:0.087234s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001232s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002057s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001282s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003592s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001079s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003361s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014958s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001474s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 158845 [ RunTime:0.001399s ]
