详细介绍了数据结构中关于树和图的相关知识,并通过C语言实现了关于树和图的个种操作,是学习C语言和数据机构的很好好材料-detailed data on the structure of the tree and plans related knowledge, and through C language on the map of the trees and the species of operation, is learning C language and the good data good materials
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001292s ]
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:0.090514s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001156s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001927s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001167s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003869s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001015s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003312s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015423s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001624s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 148688 [ RunTime:0.001267s ]