Vi/Vim作为linux下最常用的编辑器，是在linux系统下工作的人必不可少的工具，掌握其基本命令就很重要。-Vi/Vim is a one of the most frequent-used editor,and it is a necessary tool for people who work under linux-system,so it is very important to master the basic commands.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.005851s ]
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:0.095940s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.021226s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.014857s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.014007s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.008508s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.008700s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005990s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017706s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001099s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 310624 [ RunTime:0.013389s ]
