Convert PostgreSQL table to CSV
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This workflow has 4 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Postgres.
How it runs
Trigger: Manually, when you click “Execute workflow”.
- TableName (Edit Fields (Set)): sets or maps fields
- Postgres: run a query
- Spreadsheet File: reads or writes a spreadsheet file (legacy node)
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
- Still check Spreadsheet File (Spreadsheet File): Convert to File / Extract from File.
Nodes used (4)
- Manual Trigger
n8n-nodes-base.manualTrigger - Spreadsheet File
n8n-nodes-base.spreadsheetFile - Edit Fields (Set)
n8n-nodes-base.set - Postgres
n8n-nodes-base.postgres
From the author
Convert PostgreSQL table to CSV CSV is a super useful and universal way to transfer data between different tools. This workflow gives an example of how to take data from PostgreSQL and convert it easily into a CSV. What you need Before running the workflow,…