出差管理文件的数据库编程，有很多基本的代码操作，应该对初学者很有帮助。-management of travel documents database programming, many of the basic operation of the code should be helpful for beginners.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001647s ]
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:0.121966s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001199s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001981s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001251s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003691s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001083s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004784s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022873s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001363s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 154404 [ RunTime:0.001369s ]
