# Neo4j Generate CSVs

## <img src="/files/RDu66wpVMktDECRQauwx" alt="" data-size="line"> Neo4j Generate CSVs

### Description <a href="#description" id="description"></a>

The Neo4j Generate CSV transform writes files for nodes and relationships to the import folder for use with Neo4j’s neo4j-import tool.

| Hop Engine | <sup>✓</sup> |
| ---------- | ------------ |
| Spark      | ?            |
| Flink      | ?            |
| Dataflow   | ?            |

### Options

| Option                                 | Default             | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| -------------------------------------- | ------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Transform name                         | Neo4j Generate CSVs |                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| Graph field                            | -                   | The field in this pipeline that contains the graph data (Graph data type)                                                                                                                                                                                                                                                                                                                                                                                                  |
| Base folder (below `import/` folder)   | `/var/lib/neo4j`    | the folder to write the nodes and relationships types to                                                                                                                                                                                                                                                                                                                                                                                                                   |
| CSV files prefix                       | prefix              | prefix to apply to the generated CSV files                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| Node/Relationships Uniqueness strategy | None                | <p>\* None: don’t handle uniqueness while generating CSVs \* First: if duplicates are found, keep the first occurrence \* Last: if duplicates are found, keep the last occurrence</p><p>Please note that primary key of all nodes written to a CSV file needs to be unique. The uniqueness strategy used in this transform is simple in nature and loads everything in memory. Because of this you can consider using a Sort transform to force uniqueness beforehand.</p> |
| Filename field                         | filename            | field that contains the filename for the CSV files to be generated                                                                                                                                                                                                                                                                                                                                                                                                         |
| File type field                        | fileType            | field that contains the file type for the CSV files to be generated                                                                                                                                                                                                                                                                                                                                                                                                        |


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