apoc.diff.relationships

函数 Apoc 扩展

返回一个详细说明两个给定关系之间属性差异的映射

签名

apoc.diff.relationships(leftNode :: NODE?, rightNode :: NODE?) :: (MAP?)

输入参数

名称	类型	默认
leftRelationship	RELATIONSHIP?	null
rightRelationship	RELATIONSHIP?	null

名称

类型

默认

leftRelationship

RELATIONSHIP?

null

rightRelationship

RELATIONSHIP?

null

用法示例

本节中的示例基于以下示例图

MERGE (start1:Start)-[:REL_ONE {name: "Joe", dateOfBirth: datetime("1981-09-02")}]->(end1:End)
MERGE (start2:Start)-[:REL_TWO {name: "Ryan", twitter: "@ryguyrg"}]->(end2:End);

MATCH (:Start)-[relOne:REL_ONE]->(:End)
MATCH (:Start)-[relTwo:REL_TWO]->(:End)
RETURN apoc.diff.relationships(relOne, relTwo) AS output;

表 1. 结果
输出
`{ "leftOnly":{ "dateOfBirth":"1981-09-02T00:00:00Z" }, "different":{ "name":{ "left":"Joe", "right":"Ryan" } }, "inCommon":{ }, "rightOnly":{ "twitter":"@ryguyrg" } }`

apoc.diff.graphs 的更多文档