backend-queries
Write secure, optimized database queries using parameterized statements, eager loading, proper indexing, and transaction management. Use this skill when writing database queries, implementing data fetching logic, optimizing query performance, preventing SQL injection, handling N+1 query problems, using ORMs or query builders, implementing caching strategies, or managing database transactions. Apply when working with SQL queries, ORM query methods, database repository patterns, or any code that retrieves or manipulates data from databases.
What this skill does
backend-queries is a community-contributed Claude Code skill in the backend sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/backend-queries--skills-eis-its/ and loads when your prompt matches the skill's trigger.
Who uses this skill
The backend-queries Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 93,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).
How to install
Free
Manual install (2 steps)
mkdir -p ~/.claude/skills/backend-queries--skills-eis-its
curl -L https://claudskills.com/skills/backend-queries--skills-eis-its/SKILL.md \
-o ~/.claude/skills/backend-queries--skills-eis-its/SKILL.md
Or just download SKILL.md directly and drop it into ~/.claude/skills/backend-queries--skills-eis-its/. Claude Code auto-discovers it on next session.
Skills live at ~/.claude/skills/backend-queries--skills-eis-its/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\backend-queries--skills-eis-its\SKILL.md on Windows. See the full install guide for step-by-step instructions.
Telegram
📱 Install from your phone or desktop Telegram
Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →
Pro
One-click install via the desktop app
The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.
Pro
For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.
Frequently asked questions
How do I install the backend-queries Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy
SKILL.md from the source repository to
~/.claude/skills/backend-queries--skills-eis-its/SKILL.md and restart Claude Code. Both flows are detailed at
claudskills.com/install/.
What does the backend-queries skill do?
Write secure, optimized database queries using parameterized statements, eager loading, proper indexing, and transaction management. Use this skill when writing database queries, implementing data fetching logic, optimizing query performance, preventing SQL injection, handling N+1 query problems, using ORMs or query builders, implementing caching strategies, or managing database transactions. Apply when working with SQL queries, ORM query methods, database repository patterns, or any code that retrieves or manipulates data from databases.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the backend-queries skill?
Use backend-queries when your Claude Code task falls under the Engineering category — specifically in the backend area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use backend-queries" or describe the task and let Claude pick). Browse related skills at
/category/engineering/.
What is a Claude Code skill and how does the backend-queries skill fit in?
A Claude Code skill is a
SKILL.md file that lives under
~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. backend-queries is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at
/learn/what-is-a-claude-skill/.
Attribution & license
Cite this skill
If you reference this skill in a blog post, paper, or documentation, you can cite it as:
APA
bg-szy. (2026). backend-queries [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/backend-queries--skills-eis-its/
BibTeX
@misc{backend-queries--skills-eis-its-2026,
author = {bg-szy},
title = {backend-queries [Claude Code skill]},
year = {2026},
publisher = {ClaudSkills},
url = {https://claudskills.com/skills/backend-queries--skills-eis-its/}
}Embed this skill
Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →
Badge
[](https://claudskills.com/skills/backend-queries--skills-eis-its/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)
<script>
<script src="https://claudskills.com/embed/backend-queries--skills-eis-its.js" async></script>
<iframe>
<iframe src="https://claudskills.com/embed/backend-queries--skills-eis-its.html" width="100%" height="160" frameborder="0" loading="lazy" title="ClaudSkills: backend-queries"></iframe>
More Engineering skills
Browse all Engineering skills in the ClaudSkills registry, or explore these other picks from the same category:
Part of Acreator Store — Adam Lankamer's AI tools:
PerfectStudio ·
Ucaption ·
UTagger ·
AutoXPoster ·
TestYourSkills ·
AutomationFlows ·
Au Naturel ·
Telegram @acreatorstore