Cypher - REMOVE

     刪除節點的標籤
     刪除節點或關係的屬性

REMOVE <property-name-list>
REMOVE <label-name-list> 

// 刪除節點屬性

match (u:User)
where u.id = 4
remove u.address,u.age,u.gender
return u 

//刪除關係屬性

match (u1:User) -[r]->(u2:User)
where u1.id = 6
remove r.type
return r

//刪除節點的標籤

match (u:User)
where u.id = 6
remove u:Actor
return u

match (u:User)
where u.id = 6
remove u:Actor:User
return u

//不能刪除關係的類型 

match (u1:User)-[r:DIRECT]->(u2) where u1.id = 6 remove r:DIRECT