http://acm.nudt.edu.cn/~twcourse/TransitiveClosure.html https://en.wikipedia.org/wiki/Closure_(mathematics)#P_closures_of_binary_relations http://cs.winona.edu/lin/cs440/ch08-2.pdf https://en.wikipedia.org/wiki/Closure_(mathematics)#P_closures_of_bin…

flink 使用Transitive Closure算法实现可达路径查找. 1.Transitive Closure是翻译闭包传递?我觉得直译不准确,意译应该是传递特性直至特性关闭,也符合本例中传递路径,寻找路径可达,直到可达路径不存在(即关闭). 2.代码很简单,里面有些概念直指核心原理,详细看注释. /** * @Author: xu.dm * @Date: 2019/7/3 11:41 * @Version: 1.0 * @Description: 传递闭包算法,本例中就是根据成对路径,查…