atag.import.jgfFile

This procedure imports a graph from a JSON Graph Format (JGF) file.

Syntax

CALL atag.import.jgfFile(filename :: STRING) YIELD nodeCount, relationshipCount

Parameters

filename: Name of the JGF file to import. The file must be located in Neo4j's import directory.

Results

nodeCount: Number of nodes imported
relationshipCount: Number of relationships imported

Example

Assuming you have a file named graph.json in Neo4j's import directory:

CALL atag.import.jgfFile('graph.json')
YIELD nodeCount, relationshipCount

File Format

The file should contain a valid JGF-formatted JSON document. Example format:

{
  "graph": {
    "nodes": {
      "n1": {
        "label": "Person",
        "metadata": {
          "name": "Alice",
          "dob": "1990-01-01"
        }
      }
    },
    "edges": [{
      "source": "n1",
      "target": "n2",
      "relation": "KNOWS",
      "metadata": {
        "since": "2020-01-01"
      }
    }]
  }
}