以Vc＋＋为开发平台，实现windows中经典问题producer_consumer_problem的简单运行，运行界面为dos-to Vc++ development platform, realizing windows were classic producer_consumer_problem simple operation, run interface to dos
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.004014s ]
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:0.140888s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002894s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002896s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005361s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002228s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003316s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016239s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002830s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 66656 [ RunTime:0.001533s ]
