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:0.001000s ]
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:0.084000s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001007s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001157s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001024s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003026s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001001s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003619s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017633s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001111s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 58285 [ RunTime:0.023309s ]
