汤子瀛操作系统电子教案，这是他编的那本操作系统书配套的，对学操作系统的很好。-the e-teaching plan opration system is belonged to tangziying,it is adapt to his opration system book,it is good for those who study the knowledge of operation system.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.005265s ]
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:0.090747s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002443s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001959s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002366s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003621s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002104s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003312s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014424s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002448s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 119213 [ RunTime:0.001193s ]
