neo4j教程
1、相同顶点，多条边And查询
match(a:A{keya:'123'})-[b:B1]->(c:C)
where not (c.keyc='123')
match(a)-[b:B2]->(c)
return a,b,c
2、相同顶点，多条边Or查询
optional match(a:A{keya:'123'})-[b:B1]->(c:C)
where not (c.keyc='123')
optional match(a)-[b:B2]->(c)
return a,b,c
标签： match、keya、keyc、optional、b2
