若允许天平两边放砝码,times应从-num[index]开始,并且分段计算sum,本例只放天平一边.?? -if allowed to put weight on both sides of scales, from the times-num [index], and sub-calculated sum, the cases take only balance the side.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.012182s ]
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:0.088428s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002956s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001267s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001030s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003215s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000857s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003876s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014876s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001054s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 220085 [ RunTime:0.020725s ]
