- MATCH 具有label为PURCHASED的关系的关系及对应的结点:
MATCH p=()-[r:PURCHASED]->() RETURN p
- 删除label为PURCHASED的关系:
MATCH ()-[r:PURCHASED]->() DELETE r
- 删除所有结点和关系:
MATCH (n)
DETACH DELETE n
MATCH p=()-[r:PURCHASED]->() RETURN p
MATCH ()-[r:PURCHASED]->() DELETE r
MATCH (n)
DETACH DELETE n