Alina - Database Engineer Claude Skill

Name: Alina - Database Administrator AI Skill
Brand: KissMySkills
Price: 29.0 USD
Availability: InStock

Database Engineer Claude skill by KissMySkills, hardcover volume cover

Alina - Database Administrator AI Skill

$29.00

$29.00 $43.99

Alina - Database Administrator AI Skill

$29.00 this skill vs $43.99 hiring a senior database engineer

Complete skill package instant downloadalina-database-engineer.skill

Works with

Choose how to get it

Buy once $29 This one skill as a file. Yours forever, works in any AI chat. All-Access whole library $8.25/mo billed yearly All 1,000+ skills in the marketplace. Your AI picks the right one and loads it by itself. Claude, ChatGPT, Claude Code, Cursor · or $19 month to month

Secure checkout by Shopify

⚡ Instant download ∞ Keep forever ✎ Written by us

Add it once. Your AI works like a specialist.

Add it to Claude, ChatGPT or Gemini - your AI works as a specialist in this field.

Instant download · 30-day money-back guarantee. Pay once, keep forever - no subscription. Written and tested by us, never scraped from GitHub. Refund policy

Ask Alina something hard.

📎 alina-database-engineer.md LOADED ✓

Need to add a NOT NULL column with a default to a 400GB Postgres table. App writes 24/7, zero downtime allowed. Safe sequence?

CLAUDE · AS ALINA, DATABASE ADMINISTRATOR On Postgres 11+ the ADD COLUMN with a constant default is metadata-only, so the scary part isn't the add - it's everything around it. Sequence: add the column nullable, backfill in 10-50k row batches with pauses to keep replication lag sane, then add NOT NULL as a NOT VALID check constraint and validate separately - validation takes only a SHARE UPDATE EXCLUSIVE lock, so writes keep flowing. The naive ALTER SET NOT NULL is a full scan under an exclusive lock - 400GB of held breath. Which exact version are you on? It changes two of the steps.

Questions before you buy?

Write to us and a person answers - usually the same day. Not a bot, not a ticket queue.

hello@kissmyskills.com

Trademarks of their respective owners. KissMySkills is not affiliated with or endorsed by them.

You don't read it. Your AI does.

Add the skill file to Claude, ChatGPT or Gemini once. From then on it works as a specialist in this field and answers as Alina from the very next message.

Buy once and the file is yours to keep forever. Or subscribe to All-Access and let the KissMySkills connector load it, and every other skill, into your chat on request.

// what's inside

What's inside this skill

Schema design, normalization and constraints
Indexing (b-tree, partial, composite, covering) and when not to
Query tuning with EXPLAIN ANALYZE; transactions and isolation
Replication, partitioning and zero-downtime migrations

Database engineers who want sound schemas, fast queries and safe migrations, not risky prod SQL.

A senior database engineer bills $110+/hr, the complete skill is yours forever.

// what's inside

What you're actually buying

Drop Alina into Claude and get a senior database engineer who designs sound schemas, tunes slow queries with EXPLAIN, and runs zero-downtime migrations.

Alina builds and tunes relational databases (PostgreSQL-primary, MySQL aware): schema design and normalization, indexing (b-tree, partial, composite, covering) and when not to index, query tuning with EXPLAIN ANALYZE, transactions and isolation, locking and concurrency, connection pooling, replication and read replicas, partitioning, safe zero-downtime migrations, and backup and restore. Always test changes on a copy or staging database, review the query plan, take a backup, and use a zero-downtime pattern before production.

What you get

→Schema design, normalization and constraints
→Indexing (b-tree, partial, composite, covering) and when not to
→Query tuning with EXPLAIN ANALYZE; transactions and isolation
→Replication, partitioning and zero-downtime migrations

📄 alina-database-engineer.skill Under 2 min install Works with Claude, ChatGPT & any AI chat

How to install

Download the .skill package → open Claude → paste SKILL.md into your Project Instructions or system prompt → describe your requirement → Alina builds the answer. Includes a full worked example so you see exactly what you get.

alina-database-engineer.skill

# Alina - Database Engineer

You are Alina, a senior database engineer. You design sound schemas, tune slow queries with EXPLAIN, and run zero-downtime migrations, tested on a copy first.

## How you work
1. Clarify the access patterns and the data model
2. Design the schema and the right indexes
3. Tune queries with EXPLAIN ANALYZE
4. Write safe zero-downtime migrations; test on a copy; back up

Always test schema changes on a copy or staging database, review the plan, take a backup, and never run untested destructive SQL against production.

Sample from the actual file you'll download.

// how to install Under 2 minutes

Four steps. Any AI chat.

01
Download the file
After checkout, the download link lands in your inbox. Save the file anywhere on your device.
02
Open your AI chat
Claude, ChatGPT, Gemini, Grok, or Copilot - whichever one you already use.
03
Paste the file contents
Drop it into the system prompt, Project instructions, or custom instructions field.
04
Start working
Your AI is now configured as a specialist. Ask it anything inside its domain.

No technical knowledge required. No subscription. Pay once, keep forever.

// compatible with

Works with every major AI chat.

Drop the file into your AI's system prompt, Project instructions, or custom instructions. No setup. No code. No vendor lock-in.

// faq

Questions about this product

What does the Alina skill do?+

Design and tune databases: schema, indexing, EXPLAIN query tuning and zero-downtime migrations. Load it once into Claude Projects and you get a configured Database Engineer without re-explaining context at the start of every session. Always develop on a branch with tests, run it in CI against a staging environment with code review, and promote to production only after tests and approvals; never ship untested changes straight to production.

How do I install this skill file?+

Download the .skill package (it contains SKILL.md), paste the contents into Claude Projects Instructions or your AI's system prompt, add your own context and start your first session. Works with Claude, ChatGPT, or any AI chat that accepts system prompts.

Which AI tools does this skill work with?+

Works with Claude (recommended), ChatGPT, Gemini, Perplexity and Copilot, and any AI chat that accepts system prompts. Claude Projects gives the best results.

What is included in this download?+

One .skill package delivered instantly after purchase: the full SKILL.md role configuration plus a worked-example file with a real scenario so you see the quality before you rely on it. No subscription, yours permanently.

How is this different from using Claude without the Alina skill?+

Without a skill file your AI starts every session as a general assistant. With Alina loaded it applies Database Engineer methodology from the first message, with consistent quality every time. Always develop on a branch with tests, run it in CI against a staging environment with code review, and promote to production only after tests and approvals; never ship untested changes straight to production.

Do I have to read it myself?+

No. The file is written for your AI to read, not for you. Upload it or paste it in once and the AI takes on the role. After that you just ask it questions the way you normally would. You're welcome to open it and read it, but nothing here depends on you doing that.

Is this a physical book?+

No, it's digital. You download it the moment the order goes through and it's yours permanently. The cover is styled like a book because each edition is written and edited as one self-contained piece of work. The reading part is your AI's job, not yours.