此函数功能是图的遍历算法，用邻接矩阵存储图，然后求出其拓扑排序，再输出其图的信息-Function is to map the function of the traversal algorithm, the adjacency matrix storage map, then calculated the topological sort, then the output of its map information
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001155s ]
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:0.074691s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001047s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000985s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003209s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000835s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.036802s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.019465s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 132686 [ RunTime:0.023165s ]
