这是一个VC编写的组播通信演示程序。程序调用了Winsock API，并在Windows XP下测试通过。程序说明源于任泰明编写的-VC This is a demonstration of the preparation process of the multicast communication. Procedure calls the Winsock API, and tested under Windows XP.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.006165s ]
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:0.097820s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002439s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002079s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002199s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003609s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002530s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003463s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015221s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002495s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 58285 [ RunTime:0.001357s ]
