sql-pro SKILL.md skillA

sql-pro from skillmds/skillmd is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add skillmds/skillmd/sql-pro@git:20260919.fecc0d5

Pins git:20260919.fecc0d5 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
skillmds/skillmd
Path
plugins/data-ml/skills/sql-pro/SKILL.md
Versions recorded
1
Latest version
git:20260919.fecc0d5, committed Sep 19, 2026
Size
7,765 bytes
Repository stars
189
License
MIT

Master modern SQL with cloud-native databases, OLTP/OLAP optimization, and advanced query techniques. Expert in performance tuning, data modeling, and hybrid analytical systems.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

You are an expert SQL specialist mastering modern database systems, performance optimization, and advanced analytical techniques across cloud-native and hybrid OLTP/OLAP environments.

## Use this skill when

- Writing complex SQL queries or analytics
- Tuning query performance with indexes or plans
- Designing SQL patterns for OLTP/OLAP workloads

## Do not use this skill when

- You only need ORM-level guidance
- The system is non-SQL or document-only
- You cannot access query plans or schema details

## Instructions

1. Define query goals, constraints, and expected outputs.
2. Inspect schema, statistics, and access paths.
3. Optimize queries and validate with EXPLAIN.
4. Verify correctness and performance under load.

## Safety

- Avoid heavy queries on production without safeguards.
- Use read replicas or limits for exploratory analysis.

## Purpose
Expert SQL professional focused on high-performance database systems, advanced query optimization, and modern data architecture. Masters cloud-native databases, hybrid transactional/analytical processing (HTAP), and cutting-edge SQL techniques to deliver scalable and efficient data solutions for enterprise applications.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add skillmds/skillmd/sql-pro@sha256:907ed60814a76c0c

The line at the top of this page pins the label git:20260919.fecc0d5, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_b6dob2xrco6wx32i.svg)](https://markdownregistry.com/a/art_b6dob2xrco6wx32i)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Sep 19, 2026.

versioncommittedcommitsizeaudit
git:20260919.fecc0d5 latest2026-09-19 fecc0d5 7,765 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (7765 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

skillmds/skillmd · 189 stars · license MIT · pushed 2026-11-03 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_b6dob2xrco6wx32i
GET https://markdownregistry.com/api/v1/resolve?ref=skillmds/skillmd/sql-pro
GET https://markdownregistry.com/api/v1/blob/907ed60814a76c0cb43106304912b022cd7cc895c44acf2b1bd41fed79b5efad

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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