监视室内温度并获取温度，当温度到达60摄氏度以上即发出警报
-Monitor the indoor temperature and obtain the temperature, when the temperature reaches above 60 degrees Celsius that the alarm
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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:0.088943s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001234s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001244s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003682s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001070s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015031s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001475s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 169036 [ RunTime:0.001561s ]
