TCP服务器的程序与客户端请求的响应；传输控制协议（英语：Transmission Control Protocol, TCP）是一种面向连接的、可靠的、基于字节流的传输层通信协议，由IETF的RFC 793定义。在简化的计算机网络OSI模型中，它完成第四层传输层所指定的功能，用户数据报协议（UDP）是同一层内另一个重要的传输协议。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002504s ]
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:0.093575s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002474s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002876s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003673s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001557s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002201s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 251613 [ RunTime:0.001288s ]
