实现int或long int类型数据向time类型数据转化，比如说，int i=258147369, 它将转化为x小时y分z秒。-Int or long int realize the type of data to the time the type of data into, for example, int i = 258147369, it will translate into x hours y minutes z seconds.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001493s ]
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:0.081597s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001142s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000985s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003054s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000885s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003833s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014774s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001177s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 227316 [ RunTime:3.075781s ]
