AI Agents
Intelligent Chat Interface for PostgreSQL Database Queries
7 nodes
629
185
Automatic trigger
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Workflow Description
An AI-powered agent that processes natural language questions through a chat interface and executes SQL queries against a PostgreSQL database, maintaining conversation history to provide contextually aware responses and results.
How it works
- 1.Receive user messages through the chat trigger interface
- 2.Process queries using an OpenAI agent that understands context and previous conversation history
- 3.Generate and execute SQL queries on the PostgreSQL database
- 4.Return results to the user in a natural and readable format
Use cases
- Enable non-technical users to query databases through conversational language instead of writing SQL
- Build an intelligent assistant that understands complex questions and retrieves relevant data automatically
Requirements
- Active OpenAI API account with access to GPT chat models
- Connected PostgreSQL database with proper credentials and schema
Service Value
Ideal as a smart automation service combining integrations and AI to produce ready-to-use results.
Apps Used
Chat Trigger
AI Agent
OpenAI
Postgres
Memory
Details
Trigger
Automatic trigger
Nodes
7
Apps
5
Views
629
Downloads
185
How to Use
- 1.Click "Download Template"
- 2.Open your n8n dashboard
- 3.Go to Workflows > Import from File
- 4.Select downloaded file and configure credentials
Nodes Used (7)
/
When chat message received
Chat Trigger
AI Agent
Agent
OpenAI Chat Model
OpenAI
Get Table Definition
Postgres Tool
Sticky Note
Sticky Note
Chat History
Memory Buffer Window
Sticky Note3
Sticky Note
Sticky Note1
Sticky Note
Sticky Note2
Sticky Note
Execute SQL Query
Postgres Tool
Get DB Schema and Tables List
Postgres Tool
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