2009年全国大学生电子设计大赛F题--数字幅频均衡的功率放大器-2009 National Undergraduate Electronic Design Contest F title- the number of amplitude and frequency balanced amplifier
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000940s ]
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:0.071639s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001253s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001222s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001077s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003255s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000814s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003569s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014712s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001151s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 164867 [ RunTime:0.019319s ]
