本源码纠错编码BCH编解码,提供在AWGN下的误码性能方针,并与理论曲线进行比较-The source encoding and decoding BCH error-correcting code, provides error performance under AWGN approach and compared with the theoretical curve
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001411s ]
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:0.107110s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001212s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002112s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001246s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003870s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001061s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003185s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015563s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001500s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 317466 [ RunTime:0.001383s ]