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This comprehensive guide equips software engineers with practical SQL knowledge essential for modern development. It bridges the gap between theoretical database concepts and real-world applications, focusing on performance optimization and best practices. The book provides advanced queries techniques, transaction management, and scaling strategies for high-volume applications. It covers important topics like security, cloud integration, and working with complex data types. Debugging, testing, and common anti-patterns are thoroughly explored to aid readers in crafting robust and efficient SQL code. The guide also discusses the SQL ecosystem, including tools and emerging trends to keep engineers at the forefront of database technology.

The book is divided into 21 chapters:

Introduction
SQL Fundamentals
SQL vs ORMs: Understanding the Trade-offs
Mastering SQL Queries
Joins: The Heart of SQL
Data Modification in SQL
Advanced Query Techniques
Optimising SQL Performance
Transaction Management in SQL
SQL and Concurrency
Database Design for Software Engineers
Working with Complex Data
Debugging and Testing SQL Code
Security in SQL
Scaling SQL for Modern Applications
SQL in the Cloud
SQL Tools and Ecosystem
SQL Anti-Patterns and How to Avoid Them
Real-World SQL Use Cases
Conclusion
Appendices

After reading this book, you will know the following and much more:

How to write complex, optimized SQL queries that outperform ORM-generated code
Techniques for efficient join operations and subquery optimization
Strategies for managing transactions and ensuring data consistency in concurrent environments
Methods to design and implement scalable database schemas for large-scale applications
Best practices for securing SQL databases against common threats like SQL injection
Approaches to debugging, testing, and maintaining SQL code in production environments
Techniques for working with semi-structured data types like JSON and geographic information
Strategies for scaling SQL databases horizontally and vertically to meet growing demands
How to leverage cloud-based SQL services for improved performance and cost-efficiency

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