Message exchange examples

  • The C: stands for client.

  • The S: stands for server.

Connection
C: 60 60 B0 17
C: 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00
S: 00 00 00 04
C: HELLO {"user_agent": "Example/4.0.0", "scheme": "basic", "principal": "user", "credentials": "password"}
S: SUCCESS {"server": "Neo4j/4.0.0", "connection_id": "example-connection-id:1"}
C: GOODBYE
Query run
C: 60 60 B0 17
C: 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00
S: 00 00 00 04
C: HELLO {"user_agent": "Example/4.0.0", "scheme": "basic", "principal": "user", "credentials": "password"}
S: SUCCESS {"server": "Neo4j/4.0.0", "connection_id": "example-connection-id:1"}
C: RUN "RETURN $x AS example" {"x": 123} {"mode": "r", "db": "example_database"}
S: SUCCESS {"fields": ["example"]}
C: PULL {"n": -1}
S: RECORD [123]
S: SUCCESS {"bookmark": "example-bookmark:1", "t_last": 300, "type": "r", "db": "example_database"}
C: GOODBYE
Connection with routing
C: 60 60 B0 17
C: 00 00 01 04 00 00 00 00 00 00 00 00 00 00 00 00
S: 00 00 01 04
C: HELLO {"user_agent": "Example/4.1.0", "scheme": "basic", "principal": "user", "credentials": "password", "routing": {"address": "x.example.com:9001", "policy": "example_policy_routing_context", "region": "example_region_routing_context"}}
Transaction with metadata and partial records pulling
C: 60 60 B0 17
C: 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00
S: 00 00 00 04
C: HELLO {"user_agent": "Example/4.0.0", "scheme": "basic", "principal": "test", "credentials": "test"}
S: SUCCESS {"server": "Neo4j/4.0.0", "connection_id": "example-connection-id:1"}
C: BEGIN {"mode": "r", "db": "example_database", "tx_metadata": {"foo": "bar"}, "tx_timeout": 300}
S: SUCCESS {}
C: RUN "UNWIND [1,2,3,4] AS x RETURN x" {} {}
S: SUCCESS {"fields": ["x"], "qid": 0}
C: PULL {"n": 2}
S: RECORD [1]
S: RECORD [2]
S: SUCCESS {"has_more": true}
C: DISCARD {"n": -1, "qid": 0}
S: SUCCESS {"type": "r", "db": "test"}
C: COMMIT
S: SUCCESS {"bookmark": "neo4j:bookmark-test-1"}