Generate database queries from schema using AI
Workflow Description
Automated SQL query generation from database schema alone. Receives schema description via chat, processes it through OpenAI-powered AI agent, maintains conversation memory, and delivers ready-to-execute queries with full history logged to file.
How it works
- 1.Receive database schema via chat interface
- 2.Process schema using AI agent with OpenAI language model
- 3.Generate SQL queries and store conversation in buffer memory
- 4.Save generated queries to output file
- 5.Validate query syntax and return results
Use cases
- Developers needing to write complex queries without manual SQL composition
- DevOps teams documenting and converting database schemas into efficient queries
- Data analysts exploring databases without direct SQL knowledge
Requirements
- Valid OpenAI API key with appropriate permissions
- Active MySQL database connection configured
- Read and write access to file system for query storage
Service Value
Ideal as a smart automation service combining integrations and AI to produce ready-to-use results.
Apps Used
Details
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 (29)
OpenAI Chat Model
OpenAI
Window Buffer Memory
Memory Buffer Window
No Operation, do nothing
No Op
List all tables in a database
My Sql
Extract database schema
My Sql
Add table name to output
Set
Convert data to binary
Convert To File
Save file locally
Read Write File
Extract data from file
Extract From File
Chat Trigger
Chat Trigger
AI Agent
Agent
Sticky Note
Sticky Note
Sticky Note1
Sticky Note
When clicking "Test workflow"
Manual Trigger
Sticky Note2
Sticky Note
Sticky Note3
Sticky Note
Combine schema data and chat input
Set
Load the schema from the local file
Read Write File
Extract SQL query
Set
Check if query exists
If
Sticky Note4
Sticky Note
Sticky Note5
Sticky Note
Sticky Note7
Sticky Note
Sticky Note6
Sticky Note
Sticky Note8
Sticky Note
Format query results
Set
Run SQL query
My Sql
Prepare final output
Set
Combine query result and chat answer
Merge