1 neo4j 中节点和关系的物理存储模型 1.1 neo4j存储模型 The node records contain only a pointer to their first property and their first relationship (in what is oftentermed the _relationship chain). From here, we can follow the (doubly) linked-list of relationshi
将多个属性的内容更新到节点上 def update_by_id(id,graph,**kwargs): """ 更新节点的属性 根据节点的ID来更新节点的属性,如果存在该属性,则更新,如果不存在该属性,则添加 """ if graph is None: graph = get_graph() if kwargs is None: return None match = "match (x) where id(x)=%s " %
没有直接修改的函数,也不需要,下面代码就可以: MATCH (n:User {name:"foo"})-[r:REL]->(m:User {name:"bar"}) CREATE (n)-[r2:NEWREL]->(m) // 下面复制属性 SET r2 = r WITH r DELETE r 原文地址:http://neo4j.com.cn/topic/585355a2e9ed9578733a2b6b MATCH (n:User {name:"