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我需要在兩個新創建的節點之間創建一個關係,但是它創建了另外兩個節點,而不創建它們之間的關係。 我需要知道如何從py2neo
cypher
查詢創建2個新創建的節點之間的關係
def enter_products():
if request.method == 'POST':
data = request.get_json(True)
params = {"data": {"name":data['name']}}
products=graph.cypher.execute(" create(a:Products {data}) RETURN (a)", params)
CR_brand= {"data": {"brand":data['brand']}}
brands=graph.cypher.execute("merge(b:Brand {brand:{data}.brand})
RETURN (b)",CR_brand)
relation_brand=graph.cypher.execute("create(a:name)-[c:product_of]->(b:brand)")
RETURN 'OK'