vc常用操作的讲解，对常见操作进行了较好的说明，是初学者很好的帮助材料，推荐下载。-vc used to explain the operation of the common operation for a better note is a great help beginners materials, recommended download.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001339s ]
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:0.089290s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001269s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001990s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001262s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003643s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001075s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003185s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014457s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001302s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 316192 [ RunTime:0.001371s ]
