一个关于交换机配置问题的具体示例，适合初学者使用，需要的请尽管下载查阅。-A switch configuration problem on the specific examples, suitable for beginners to use, the need to please despite the download available.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001869s ]
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:0.147107s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001722s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003320s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001801s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006472s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001578s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006188s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025542s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002027s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 315899 [ RunTime:0.001668s ]
