Neo4j

Configuration

Query (MATCH)

Operation

Query (MATCH)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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., "MATCH (n:User) RETURN n LIMIT 100") or use LIMIT $limit with a limit parameter.

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}).

Output

Parameter	Type	Description
`message`	string	Operation status message
`records`	array	Array of records returned from the query
`recordCount`	number	Number of records returned
`summary`	json	Query execution summary with timing and counters

Create Nodes/Relationships

Operation

Create Nodes/Relationships

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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
`summary`	json	Creation summary with counters for nodes and relationships created

Merge (Find or Create)

Operation

Merge (Find or Create)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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
`summary`	json	Merge summary with counters for nodes/relationships created or matched

Update Properties (SET)

Operation

Update Properties (SET)

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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
`summary`	json	Update summary with counters for properties set

Delete Nodes/Relationships

Operation

Delete Nodes/Relationships

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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
`summary`	json	Delete summary with counters for nodes and relationships deleted

Execute Cypher

Operation

Execute Cypher

Host*

••••••••

Port*

7687

Database Name*

neo4j

Username*

neo4j

Password*

••••••••

Encryption

Disabled

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
`summary`	json	Execution summary with timing and counters

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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