每行注释来解释如何生成一个完整，最简单的窗口程序，适用与windows程序设计初学者。-Notes of each line to explain how to generate a complete, simple window program for beginners in windows programming.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001344s ]
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:0.090005s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001300s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001914s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001226s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003604s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001065s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003236s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014729s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001354s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 189931 [ RunTime:0.001250s ]
