这个是BRISTOL大学 大二的作业. 当时得了90多分所以如果有国外留学生朋友可以看看.-University sophomore operations. Then scored more than 90 hours if there are foreign students friends can see.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001881s ]
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:0.086550s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002068s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001847s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002274s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003701s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.003457s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003567s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014538s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002409s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 314117 [ RunTime:0.001170s ]
