关于频率选择性信道的仿真,对做通信系统仿真的朋友很有帮助,已经经过调试.-of frequency selective access to the simulation, done on the communications system simulation helpful friends, after debugging.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001133s ]
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:0.105287s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001005s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001133s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001330s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003489s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001376s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003808s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015484s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.000990s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 170452 [ RunTime:0.012068s ]
