Email Assistant: NL to SQL Queries with Phi-4 Mini & Postgres

Converts natural language into SQL queries for PostgreSQL using local Phi-4 Mini LLM via Ollama. Delivers query and results securely for email analysis or any structured data.

This n8n workflow transforms natural language requests into precise SQL queries executed against a PostgreSQL database. Powered by the efficient Phi-4 Mini model running locally through Ollama, it ensures complete privacy with no external API calls or data exposure. On first run, it automatically extracts the full database schema by listing all tables, storing it for reference. Users can interact via n8n's chat interface or trigger it as a sub-workflow, receiving both the generated 'query' and '
Platform
n8n
Category
Productivity
Price
$19.99
Creator
Maxim Luong

How to import this workflow into n8n

  1. 1Purchase or download the workflow to get the n8n workflow JSON file.
  2. 2In your n8n instance, open Workflows and choose "Import from File" (or paste the JSON with Ctrl+V on the canvas).
  3. 3Open each node marked with a credential warning and connect your own accounts and API keys.
  4. 4Run the workflow once manually to verify the data flow, then toggle it to Active.

Related Productivity workflows

More from Maxim Luong

Need this deployed? We'll set it up for you.

Our automation experts deploy this workflow in your stack, connect your accounts, and verify it works — or build a custom solution from scratch.