利用线程在程序繁忙时显示进度条实例，VC初学者从中可学到多线程的处理方法，有经验的开发者也可将其用到自己的程序中。-Procedures for the use of threads in the busy show examples of the progress bar, VC beginners can learn from multi-threaded approach, experienced developers can also be used in their program.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001066s ]
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:0.073818s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001073s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001222s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001022s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003103s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000857s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003731s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014530s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001159s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 263448 [ RunTime:0.014106s ]
