这是一个用C++编写的代码,实现了最小堆和最小左偏树在插入删除元素性能方面进行比较.
-This is a preparation of the C code, the smallest and youngest sculpture tree in the left side inserted delete elements performance comparisons.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001205s ]
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:0.088561s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001134s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001910s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001156s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003700s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000997s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003207s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014893s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001286s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 66733 [ RunTime:0.001336s ]
