This is a class of a data storage capable to keep up to 0x1000000 objects. If the storage is full, then every new object will replace the oldest one as it comes.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003170s ]
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:0.085925s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001089s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001149s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001044s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003304s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000945s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003837s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016337s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001229s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 226855 [ RunTime:0.011540s ]
