# DB Design

> Database schema design, migrations, and query optimization

- Skill: `hivellm/db-design` (Agent Skill)
- Install (CLI): `npx skillmds@latest add hivellm/db-design`
- Raw SKILL.md: https://api.skillmd.com/api/skills/hivellm/db-design/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: hivellm (https://skillmd.com/u/hivellm)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/hivellm/db-design

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Design or review the database for: $ARGUMENTS

Steps:
1. Understand the data model requirements
2. Design or review the schema (tables, relationships, indexes)
3. Plan migration strategy if schema changes are needed
4. Review existing queries for optimization opportunities
5. Document the schema decisions and trade-offs