操作系统中读者写者问题拟操作系统里实现读者－写者问题的程序实例。用vc++编写，直接打开工程文件即可调试-OS readers to write to the problem of the operating system, achieving readers- who wrote the program examples. Vc with the preparation, direct project documents can be opened Debugging
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001996s ]
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:0.144079s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001726s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003155s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001787s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005286s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001586s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005006s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025378s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002029s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 91922 [ RunTime:0.001604s ]
