Messaging App Users, Chats, and Messages ERD Template
Visualizes users, chats, participants, and messages with threads, statuses, roles, and read receipts for a production-ready messaging model.
What This Template Offers
A ready-to-use ERD that models core messaging flows so you can design, review, and implement your schema with confidence.
- Direct and group chats with roles
- Threaded replies and read receipts
- Clear PK/FK constraints and cardinalities
- Scalable JSONB metadata fields
- Audit‑ready timestamps and status tracking
Perfect Use Cases
Design a new chat service schema
Kickstart a clean data model for users, chats, participants, and messages. Ensure correct relationships for threads, statuses, and delivery events.
Migrate a legacy messaging database
Map old tables to a modern ERD structure with composite keys, foreign keys, and metadata fields to support new features.
Align product and engineering on chat features
Use a single visual to agree on requirements—roles, notifications, last read markers—before sprint planning.
Security and compliance reviews
Show data lineage and access points (e.g., who created chats, message edits) to support audits and privacy assessments.
How to Customize
Add or rename entities
Include extra tables like Reactions or Attachments, or adjust attribute names to match your naming standards.
Map relationships and constraints
Set PKs, FKs, composite keys (chat_id + user_id), and define cardinalities for users, chats, and messages.
Style and export
Apply your brand colors, tidy labels, and export a share‑ready diagram for docs, tickets, or handoff.
Why Choose This erd Template
Key Benefits
Pro Tips
Create Your Own erd—fast and flawless
Turn your messaging data model into a clear ERD in minutes. Edit live, share instantly, and export for engineering handoff.
Create Your Own erd—fast and flawless
Turn your messaging data model into a clear ERD in minutes. Edit live, share instantly, and export for engineering handoff.
관련 도구
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AI 기반 무료 도구로 SaaS 애플리케이션의 ERD를 몇 분 만에 생성하세요. PK/FK, 관계 기수(카디널리티), 레이아웃 제어 가능 — 내보내기·임베드 지원.
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무료 AI로 몇 분 안에 깔끔한 전자상거래 데이터베이스 ERD를 디자인하세요. 엔티티, PK/FK, 카디널리티, 레이아웃을 맞춤 설정하고 미리보기·내보내기·공유를 즉시 하세요.
AI ERD 다이어그램 생성기
AI 기반 ER 다이어그램 생성기로 몇 분 안에 ERD를 제작하세요. 무료 온라인 도구로 맞춤 설정 가능하며 PNG/SVG로 내보낼 수 있습니다.