Description Usage Arguments Value See Also Examples
Deprecated. Use cypherToList
. Retrieve a single relationship from the graph with a Cypher query.
1 | getSingleRel(graph, query, ...)
|
graph |
A graph object. |
query |
A character string. |
... |
Parameters to pass to the query in the form key = value, if applicable. |
A relationship object.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | ## Not run:
graph = startGraph("http://localhost:7474/db/data/")
clear(graph)
alice = createNode(graph, "Person", name = "Alice")
bob = createNode(graph, "Person", name = "Bob")
charles = createNode(graph, "Person", name = "Charles")
createRel(alice, "WORKS_WITH", bob)
createRel(bob, "KNOWS", charles, since = 2000, through = "Work")
query = "MATCH (:Person {name:'Alice'})-[r:WORKS_WITH]->(:Person {name:'Bob'})
RETURN r"
getSingleRel(graph, query)
query = "MATCH (:Person {name:{start}})-[r:KNOWS]->(:Person {name:{end}})
RETURN r"
getSingleRel(graph, query, start = "Bob", end = "Charles")
## End(Not run)
|
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