数据结构中最小生成树的C语言实现源代码，需要的可以下载，只适用于初学者。-Minimum spanning tree data structure in the C language source code, need can be downloaded, only applies to beginners.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002700s ]
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:0.113883s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002103s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002065s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002308s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003914s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001983s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003374s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015217s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002358s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 158170 [ RunTime:0.001293s ]
