OpenGl初级学习经典例程，用于实现了双缓存功能。有助于理解双缓存功能。-OpenGl junior studying classical routines for the realization of a dual caching function. Double cache helps to understand function.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001546s ]
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:0.138581s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001767s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001754s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005691s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001469s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005382s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015233s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001379s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 322381 [ RunTime:0.001494s ]
