Neo4j.md

Neo4j

Neo4j sink connector

Description

Write data to Neo4j.

neo4j-java-driver version 4.4.9

Key features

• exactly-once

Options

name	type	required	default value
uri	String	Yes	-
username	String	No	-
password	String	No	-
bearer_token	String	No	-
kerberos_ticket	String	No	-
database	String	Yes	-
query	String	Yes	-
queryParamPosition	Object	Yes	-
max_transaction_retry_time	Long	No	30
max_connection_timeout	Long	No	30
common-options	config	no	-

uri [string]

The URI of the Neo4j database. Refer to a case: neo4j://localhost:7687

username [string]

username of the Neo4j

password [string]

password of the Neo4j. required if username is provided

bearer_token [string]

base64 encoded bearer token of the Neo4j. for Auth.

kerberos_ticket [string]

base64 encoded kerberos ticket of the Neo4j. for Auth.

database [string]

database name.

query [string]

Query statement. contain parameter placeholders that are substituted with the corresponding values at runtime

queryParamPosition [object]

position mapping information for query parameters.

key name is parameter placeholder name.

associated value is position of field in input data row.

max_transaction_retry_time [long]

maximum transaction retry time(seconds). transaction fail if exceeded

max_connection_timeout [long]

The maximum amount of time to wait for a TCP connection to be established (seconds)

common options

Sink plugin common parameters, please refer to Sink Common Options for details

Example

sink {
  Neo4j {
    uri = "neo4j://localhost:7687"
    username = "neo4j"
    password = "1234"
    database = "neo4j"

    max_transaction_retry_time = 10
    max_connection_timeout = 10

    query = "CREATE (a:Person {name: $name, age: $age})"
    queryParamPosition = {
        name = 0
        age = 1
    }
  }
}

Changelog

2.2.0-beta 2022-09-26

• Add Neo4j Sink Connector