是我下载的《深入浅出MFC》简体中文版(附源码)的pdf格式的电子书籍，内容很好。-I downloaded the " easy MFC" Simplified Chinese version (with source) in pdf format e-books, content very good.
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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:0.089603s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002519s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002138s ]
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:0.002199s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014908s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002431s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 302758 [ RunTime:0.001166s ]
