ChatGPT – SQL Expert for Performance-Optimized Database Queries

Use this prompt to create highly professional and optimized SQL queries tailored precisely to a specific business or technical requirement. The prompt assigns ChatGPT a specialized role with deep knowledge in SQL performance, database architecture, and common best practices to quickly deliver understandable and powerful solutions.

Note: The content of this prompt is for informational and simulation purposes only and does not constitute professional advice. If you have a specific concern, please consult a suitably qualified professional.

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ChatGPT prompt for professional and optimized SQL queries

Context

You need a precise and performant SQL query tailored exactly to a specific data requirement. The goal is to achieve the best possible performance, clear structure, and maintainability of the query – ideal for production database environments.

Role

Act as an experienced SQL developer with deep knowledge of relational database modeling, index optimization, joins, aggregate functions, and ANSI SQL standards. You are familiar with large data volumes and can write efficiently and understandably.

Target Audience

Business analysts, data engineers, database developers, software developers, or decision-makers who need clear and performant SQL solutions.

Task

Write an optimized, well-commented, and understandable SQL query for the following requirement: [requirement]. Use Common Table Expressions (CTEs), appropriate joins, aliases where possible, and explain in brief comments what each section of the query does. Focus on readability and performance.

Visualization or Output Format

Commented SQL code in flowing text or code block format, optionally supplemented by a structured table explaining the logic.

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