在线学习 ERD：课程、课时、选课
此模板可视化展示现代 LMS 中课程、课时、学生、选课和讲师之间的关联。
What This Template Offers
A ready-to-edit ERD for online learning that clarifies your LMS data model and accelerates delivery.
- Best-practice LMS entities and keys
- Clear 1-to-many relationships and constraints
- Editable attributes and naming conventions
- Instant layout, zoom, and clean labeling
- Easy export, share, and embed
Perfect Use Cases
Design a New LMS Schema
Start from a proven Online Learning Courses, Lessons, and Enrollments ER Diagram to avoid rework and capture essential relationships from day one.
Document an Existing Platform
Reverse‑engineer your production model into a crisp ERD for engineering handoffs, audits, and onboarding.
Plan Analytics & Reporting
Map how enrollments, progress_percent, and completion status roll up to courses to inform dashboards and KPIs.
Vendor or Stakeholder Alignment
Share a simple, professional ER diagram to align product, data, and compliance teams on scope and impact.
How to Customize
Add or tweak entities
Rename tables (e.g., Course, Lesson), add attributes like level, duration_minutes, or final_grade.
Define relationships
Set PK/FK links and cardinalities—e.g., Course 1..* Lesson; Student 1..* Enrollment; Instructor 1..* Course.
Refine layout & export
Adjust positions, colors, and labels for readability, then download, share, or embed your ERD.
为什么选择此 ERD 模板
Key Benefits
专业提示
创建您的 ERD — 快速且精美
将您的 LMS 模式在几分钟内转换为清晰、专业的 ER 图——无需设计技能。
创建您的 ERD — 快速且精美
将您的 LMS 模式在几分钟内转换为清晰、专业的 ER 图——无需设计技能。