一个奇怪的代码，SDK时就不会使实参变空，如果是MFC则同样的代码就会使实参变为空，可能值得大家研究研究。-a strange code, the SDK will not do so when it parametric space, If MFC is the same code will enable it to participate in the air, it may be worthwhile for everyone studies.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001535s ]
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:0.094513s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001200s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001105s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000967s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003054s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000865s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003524s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021651s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001184s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 271256 [ RunTime:0.012954s ]
