如何删除AgensGraph上的节点？

Question

我尝试删除agens图上的节点并失败。

lee=# match (n:v{id:1}) delete n;
ERROR:  vertex 4 in "v" has edge(s)

如何删除节点？

Answer 1

在删除令牌之前添加分离。

assam=# match (n:v{id:1}) detach delete n;
GRAPH WRITE (DELETE VERTEX 1, DELETE EDGE 1)