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:0.000992s ]
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:0.088755s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000959s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001172s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001106s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003255s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001191s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005099s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016330s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001179s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 58285 [ RunTime:0.015096s ]
