Connect n8n to PostgreSQL
Send n8n executions to PostgreSQL on a schedule. Refresh as often as every 15 minutes.
PostgreSQL
schema n8n
executions
How to connect n8n and PostgreSQL
4 steps. You can preview the n8n data in Coupler.io before anything reaches PostgreSQL.
Step 1 of 4
Connect n8n
Enter your n8n host and API key. You only do this once per account.
Step 2 of 4
Choose what to export
Pick the n8n data you want in PostgreSQL.
Step 3 of 4
Connect PostgreSQL
Enter your PostgreSQL connection details, then the schema and table for the n8n data.
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Step 4 of 4
Choose a write mode and schedule
Every run either replaces or appends the data in PostgreSQL. Run it as often as every 15 minutes.
Each run deletes the existing rows in executions and loads fresh n8n data.
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1 data type, including Executions.
With your n8n host and API key, entered once when you add the connection.
Yes, if the database user has CREATE privileges. Coupler.io creates the n8n schema and the executions table on the first run.
Yes. Append adds new rows to executions on each run, while Replace swaps in a fresh copy. With Append, add new n8n columns to the table yourself before the next run.
On a schedule you choose, from monthly down to every 15 minutes, depending on your Coupler.io plan.
Yes. Add more sources to the same data flow, for example ClickUp or Airtable, and join or append them before the data reaches PostgreSQL.
