phase-1-schema

Development

Define project terminology, data structures, entities, and relationships. Triggers: schema, data model, entity, terminology, 스키마, 데이터 모델, 용어.

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Phase 1: Schema/Terminology Definition

Define terminology and data structures used throughout the project

Purpose

Unify the language of the project. Ensure all team members (or AI) communicate using the same terms and clearly understand data structures.

What to Do in This Phase

Build Glossary: Map business terms + global standards
Identify Entities: Determine what "things" exist
Define Relationships: Relationships between entities
Design Schema: Define data structures

Glossary

Why is it Needed?

Explaining business terms to Claude Code every time is tedious. Creating a glossary allows:

Claude to automatically reference for context understanding
Team communication consistency
Reduced onboarding time for new team members/AI

Term Categories

Category	Description	Example
Business Terms	Internal proprietary terms	"Caddy" (golf booking assistant)
Global Standards	Industry common or technical standard terms	"OAuth", "REST API"
Mapping	Business ↔ Global correspondence	"Member" = User, "Payment" = Payment

Glossary Template

## Business Terms (Internal Terms)

| Term | English | Definition | Global Standard Mapping |
|------|---------|------------|------------------------|
| Caddy | Caddy | AI assistant that helps book golf rounds | Booking Assistant |
| Round | Round | One 18-hole golf play | Session, Booking |
| Green Fee | Green Fee | Golf course usage fee | Usage Fee |

## Global Standards

| Term | Definition | Reference |
|------|------------|-----------|
| OAuth 2.0 | Authentication protocol | RFC 6749 |
| REST | API architecture style | - |
| UUID | Universal Unique Identifier | RFC 4122 |

## Term Usage Rules

1. Use **English** in code (`Caddy`, `Round`)
2. Use **local language** in UI/docs (Caddy, Round)
3. API responses prioritize **global standards** (`booking_assistant`)

Claude Code Auto-Reference Setup

To have Claude automatically reference the glossary:

Method 1: Include in CLAUDE.md

## Term Reference
For this project's term definitions, see `docs/01-plan/glossary.md`.

Method 2: Add term rules to project CLAUDE.md

<!-- Add to CLAUDE.md -->
Project terms are defined in docs/01-plan/glossary.md.
Always reference when using business terms.

Deliverables

docs/01-plan/
├── glossary.md         # Glossary (recommended new)
│   ├── Business Terms
│   ├── Global Standards
│   └── Mapping Table
├── schema.md           # Data schema
├── terminology.md      # (existing) → recommend merging into glossary.md
└── domain-model.md     # Domain model

PDCA Application

Plan: Identify what entities/terms are needed
Design: Design schema structure, relationships
Do: Write documentation
Check: Review for omissions/contradictions
Act: Finalize and proceed to Phase 2

Level-wise Application

Level	Application Level
Starter	Simple (core terms only)
Dynamic	Detailed (all entities)
Enterprise	Detailed (per microservice)

Example Questions

"What are the core 'things' this project deals with?"
"What are the relationships between users, products, orders...?"
"Are 'member' and 'user' the same or different?"

Template

See templates/pipeline/phase-1-schema.template.md

Next Phase

Phase 2: Coding Convention → Now that terms are defined, define code rules