SQL Performance, Testing, and Data Integrity

About this course

You will develop advanced skills in SQL optimization, automated testing, and data integrity management essential for production database environments. This comprehensive course combines performance tuning, quality assurance, and database automation to prepare you for senior data engineering roles. You'll gain practical experience diagnosing query bottlenecks through execution plan analysis, implementing comprehensive testing frameworks for data transformations, and building CI/CD pipelines for database migrations. The course covers advanced techniques like recursive CTEs for hierarchical data, custom user-defined functions, and idempotent data manipulation scripts. What makes this course unique is its focus on production-ready database practices. You'll work with real performance scenarios, build automated testing suites, and implement safe data modification procedures that prevent corruption and ensure audit trails. By completion, you'll confidently optimize database performance, implement robust testing frameworks, and maintain data integrity in enterprise environments—skills crucial for database administrators and senior data engineers.