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我试图创建以下的Cypher查询:Neo4j的Cypher和嵌套的WHERE条件
MATCH (p:Permission)
WHERE NOT ((p)<-[:HAS|:CONTAINS*1..2]-(u:User) WHERE u.id = {userId}) AND p.minUserReputation <= {minUserReputation}
RETURN p
我需要在所有当前未分配的权限(NOT ((p)<-[:HAS|:CONTAINS*1..2]-(u:User)
)的返回到用户(与u.id = {userId}
)和通过分信誉值滤波(p.minUserReputation <= {minUserReputation}
)
目前,此查询失败,出现以下的Cypher错误:
Error executing Cypher; Code: Neo.ClientError.Statement.SyntaxError; Description: Variable `u` not defined
请帮助解决此查询。谢谢!