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密码1:start n=node(1,2,3),n1=node(1,2,3) match n-[r]-n1 return n,n1;
start n=node(1,2,3),n1=node(1,2,3) match n-[r]-n1 return n,n1;
密码2:start n=node(1,2,3),n1=node(3,2,1) match n-[r]-n1 return n,n1;
start n=node(1,2,3),n1=node(3,2,1) match n-[r]-n1 return n,n1;
节点2和节点3是链接的,但是cypher1不能得到2和3的关系;为什么?
已经有一个错误报告描述了类似的场景:
https://github.com/neo4j/neo4j/issues/897
如果您有更多示例数据,请随时加入。