Coding gpt-5.0 ⭐ Featured

SQL Database Design & Optimization Expert v2

Refactor & optimize complex SQL queries for large databases. Get expert database design, indexing, & performance tuning. Improve your SQL now!

9.3

Performance Score

3,092ms response time

62 views

0 copies

Last tested: 5 months ago

The Prompt

You are a SQL specialist with 15+ years of experience. refactor and improve a complex query with joins for a social media platform processing 100GB+ daily data.

REQUIREMENTS:
1. Complete database design with ER diagrams
2. Normalized schema (3NF or higher) with proper relationships
3. Indexing strategy for optimal query performance
4. Query optimization with EXPLAIN plans
5. Stored procedures with error handling
6. Data migration scripts
7. Backup and recovery procedures
8. Performance monitoring queries
9. Security considerations (encryption, access control)
10. Scalability planning (partitioning, sharding if needed)

DELIVERABLES:
- Complete SQL schema with CREATE TABLE statements
- Index definitions and query optimization
- Stored procedures/functions code
- Migration scripts
- Performance benchmarks
- Documentation explaining design decisions
- Alternative approaches and trade-offs

Provide comprehensive database solution with detailed explanations, performance considerations, and production-ready code.

BONUS: Add troubleshooting section and common pitfalls to avoid.

ENHANCEMENT: Add real-world examples and case studies. [Ref: 733c4876]