SQL to ER Diagram
Generate Entity-Relationship diagrams from SQL DDL statements
SQL Input
Enter your SQL DDL (CREATE TABLE) statements
ER Diagram
Generated Entity-Relationship diagram
Diagram will appear here after generation
How to Use
1. Select your SQL dialect (MySQL or SQLite)
2. Enter or paste your SQL DDL (CREATE TABLE) statements
3. Click "Generate Diagram" to create the ER diagram
4. Download the diagram as SVG or PNG, or copy the Mermaid syntax
Supported SQL Features:
- CREATE TABLE statements
- PRIMARY KEY constraints
- FOREIGN KEY constraints and relationships
- UNIQUE constraints
- NOT NULL constraints
- Basic data types (INTEGER, VARCHAR, DECIMAL, TIMESTAMP, etc.)