郭克华视频教程，第一课，环境的安装和配置
非常直观明了，适合初学者学习。-Guo Ke-hua video tutorials, the first lesson, and the environment is very intuitive to understand installation and configuration, suitable for beginners to learn.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001440s ]
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:0.087042s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000898s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001219s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001065s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003914s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001148s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003904s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020988s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001381s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 161126 [ RunTime:0.014414s ]
