数据通讯与网络教程是进行网络编程和数据通信人员的一本圣经，共分为十部分，这是第一部分，尤其对准备从事网络编程、数据通信编程的工程人员具有指导意义。-data communication and network Guide is network programming and data communications staff of a Bible, is divided into 10 parts, This is the first part of preparations especially in network programming, data communications programming staff is instructive.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000923s ]
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:0.080287s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001130s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001175s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001039s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003127s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000882s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003676s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015602s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001241s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 236921 [ RunTime:0.016133s ]
