Query Performance Analyzer FAQs

Question 1

What kind of recommendations does it provide?

Accepted Answer

It suggests creating specific indexes, rewriting SQL syntax for better efficiency, and identifying where full table scans are slowing down your application.

Question 2

Can it automatically apply fixes to my database?

Accepted Answer

Claude can generate the necessary SQL scripts (like CREATE INDEX or optimized SELECT statements), which you can then review and execute using Claude's bash or database tools.

Question 3

Does it work with all SQL databases?

Accepted Answer

Yes, it is designed to interpret standard EXPLAIN plans from common SQL databases like PostgreSQL, MySQL, and MariaDB.

Question 4

What is the Query Performance Analyzer skill?

Accepted Answer

It is a specialized Claude Code capability that helps developers diagnose and fix slow database queries by analyzing execution plans and identifying bottlenecks.

Question 5

How do I activate this skill in Claude?

Accepted Answer

The skill activates automatically when you provide an EXPLAIN plan, share a slow query, or ask for database optimization help within Claude Code.

Query Performance Analyzer

Key Features

Use Cases

Query Performance Analyzer

Key Features

Use Cases