一个正整数的集合S，c是一个正整数，在s的子集中判断是否存在子集和为c的子集-A set of positive integers S, c is a positive integer, in the subset of s, to determine whether there is a subset of a subset of and for the c
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001120s ]
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:0.066299s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001131s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001305s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000962s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003345s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000852s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003970s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014294s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001052s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 197181 [ RunTime:0.015461s ]
