Neo4j

Configuration

Query (MATCH)

Operation

Query (MATCH)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher Query*

plaintext

MATCH (n:Person) WHERE n.age > 21 RETURN n LIMIT 10

Query (MATCH) (neo4j_query)

Execute MATCH queries to read nodes and relationships from Neo4j graph database. For best performance and to prevent large result sets, include LIMIT in your query (e.g.,

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher query to execute (typically MATCH statements)
`parameters`	object	No	Parameters for the Cypher query as a JSON object. Use for any dynamic values including LIMIT (e.g., query: "MATCH (n) RETURN n LIMIT $limit", parameters: {limit: 100}).
`parameters`	string	No	No description

Output

Parameter	Type	Description
`message`	string	Operation status message
`records`	array	Array of records returned from the query
`recordCount`	number	Number of records returned

Create Nodes/Relationships

Operation

Create Nodes/Relationships

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher CREATE Statement*

plaintext

CREATE (n:Person {name: "Alice", age: 30})

Create Nodes/Relationships (neo4j_create)

Execute CREATE statements to add new nodes and relationships to Neo4j graph database

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher CREATE statement to execute
`parameters`	object	No	Parameters for the Cypher query as a JSON object

Output

Parameter	Type	Description
`message`	string	Operation status message

Merge (Find or Create)

Operation

Merge (Find or Create)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher MERGE Statement*

plaintext

MERGE (n:Person {email: "alice@example.com"}) ON CREATE SET n.created = timestamp() RETURN n

Merge (Find or Create) (neo4j_merge)

Execute MERGE statements to find or create nodes and relationships in Neo4j (upsert operation)

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher MERGE statement to execute
`parameters`	object	No	Parameters for the Cypher query as a JSON object

Output

Parameter	Type	Description
`message`	string	Operation status message

Update Properties (SET)

Operation

Update Properties (SET)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher UPDATE Statement*

plaintext

MATCH (n:Person {name: "Alice"}) SET n.age = 31, n.updated = timestamp()

Update Properties (SET) (neo4j_update)

Execute SET statements to update properties of existing nodes and relationships in Neo4j

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher query with MATCH and SET statements to update properties
`parameters`	object	No	Parameters for the Cypher query as a JSON object

Output

Parameter	Type	Description
`message`	string	Operation status message

Delete Nodes/Relationships

Operation

Delete Nodes/Relationships

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher DELETE Statement*

plaintext

MATCH (n:Person {name: "Alice"}) DETACH DELETE n

Delete Nodes/Relationships (neo4j_delete)

Execute DELETE or DETACH DELETE statements to remove nodes and relationships from Neo4j

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher query with MATCH and DELETE/DETACH DELETE statements
`parameters`	object	No	Parameters for the Cypher query as a JSON object
`detach`	boolean	No	Whether to use DETACH DELETE to remove relationships before deleting nodes

Output

Parameter	Type	Description
`message`	string	Operation status message

Execute Cypher

Operation

Execute Cypher

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Select...

Parameters

json

{"name": "Alice", "minAge": 21}

Cypher Query*

plaintext

MATCH (n:Person) RETURN n LIMIT 10

Execute Cypher (neo4j_execute)

Execute arbitrary Cypher queries on Neo4j graph database for complex operations

Input

Parameter	Type	Required	Description
`host`	string	Yes	Neo4j server hostname or IP address
`port`	number	Yes	Neo4j server port (default: 7687 for Bolt protocol)
`database`	string	Yes	Database name to connect to
`username`	string	Yes	Neo4j username
`password`	string	Yes	Neo4j password
`encryption`	string	No	Connection encryption mode (enabled, disabled)
`cypherQuery`	string	Yes	Cypher query to execute (any valid Cypher statement)
`parameters`	object	No	Parameters for the Cypher query as a JSON object

Output

Parameter	Type	Description
`message`	string	Operation status message
`records`	array	Array of records returned from the query
`recordCount`	number	Number of records returned

Usage Instructions

Integrate Neo4j graph database into the workflow. Can query, create, merge, update, and delete nodes and relationships.

Notes

Category: tools
Type: neo4j

Neo4j

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