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:0.002615s ]
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:0.094173s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002472s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002006s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002303s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004058s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.003205s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003273s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015258s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002105s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 170452 [ RunTime:0.001055s ]
