chenjf0221的博客

创建节点、关系创建节点（小明）：create (n:people{name:’小明’,age:’18’,sex:’男’}) return n; 创建节点（小红）: create (n:people{name:’小红’,age:’18’,sex:’女’}) return n; 创建关系（小明送礼物给小红）:小明节点id为0，小红节点id为1 start a =node(0),b=node

删除节点和节点关系 MATCH (a:key)-[r:KEY_WORD]-(b:JAVA) where ID(a) = 47 and ID(b) = 48 DETACH delete a,b,r