So I'm one of the n00bs at Neo4j, I started in April of 2018. My claim-to-fame is being the founder of the Kettle open source data integration platform (also known as Pentaho Data Integration).
When I open sourced it in 2005 it was 160,000 rows...
For Kettle you can use the Neo4j plugins (get them at http://neo4j.kettle.be).
Take a look at the plugin examples for an exporting in export-to-xls:
Instead of the Excel Output step you can wri...
If you're just loading columns into a node and it's properties, feel free to give the Neo4j Output step a try. New versions are delivered on a regular basis over here: neo4j.kettle.be
Please note that a Kettle Timestamp contains nanosecond precision...