此代码用于ECG波形的QRS检测，采用常见的可实时检测波形的算法。-This code for the ECG waveform of QRS detection, the use of commonly available real-time detection algorithm waveform.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001448s ]
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:0.082935s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001084s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001309s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001057s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003251s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000837s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003856s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015174s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001098s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 195039 [ RunTime:0.020260s ]
