# Kit SQL

> SQL guardrails pack — NULL logic and JOIN traps, destructive-operation discipline, injection, query cost. Use when writing SQL, query-builder calls, ORM queries, or database migrations.

- Skill: `altafino/kit-sql` (Agent Skill)
- Install (CLI): `npx skillmds@latest add altafino/kit-sql`
- Raw SKILL.md: https://api.skillmd.com/api/skills/altafino/kit-sql/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Data & Analytics
- Author: altafino (https://skillmd.com/u/altafino)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/altafino/kit-sql

---


Read and apply to the current task, citing rule IDs with one line of evidence as they fire:
- docs/guardrails/TRAPS-SQL.md — all rows
- docs/guardrails/DATA.md — DA1–DA5
- docs/guardrails/SECURITY.md — SEC1
- docs/guardrails/PERFORMANCE.md — PERF1, PERF5