Trình tạo ERD từ SQL
Dán lệnh SQL CREATE TABLE của bạn và nhận được sơ đồ mối quan hệ chuyên nghiệp ngay lập tức. Quyền riêng tư hoàn toàn phía máy khách.
Paste your schema on the left to generate the ERD
Why Developers Love This ERD Generator
Zero Config
No account required. No heavy software to install. Just paste your SQL and see the graph.
Privacy Focused
Your database schema is processed locally in your browser. It is never sent to our servers.
Professional Formatting
Uses Mermaid's rendering engine for mathematically optimized layouts and clean relationship lines.
Frequently Asked Questions
What SQL syntax is supported?
The tool supports MySQL, PostgreSQL, and standard SQL CREATE TABLE syntax including PRIMARY KEY, FOREIGN KEY, and common data types.
Can I export the diagram?
Yes! Export your ER diagram as a high-resolution PNG image. Perfect for documentation, presentations, and README files.
Does it detect relationships?
Yes! The tool automatically detects FOREIGN KEY constraints and draws relationship lines between tables.