模拟物理文件的存储过程(连续文件) 初始条件： 随机产生存储空间大小，文件的个数及大小。-simulated physical document storage process (continuous) initial conditions : randomly generated storage space size, the number and size.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002955s ]
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:0.090036s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002356s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002009s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002093s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003624s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002169s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003654s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014633s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002319s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 300166 [ RunTime:0.001270s ]
