Advanced Querying and Database Optimization for SQL Developer

Course Description

Advanced Querying and Database Optimization for SQL Developer develops practical, role-relevant capability in writing advanced SQL queries and optimizing databases with indexes, execution plans, statistics, workload analysis, and evidence-based performance tuning. The course connects important platform concepts with implementation decisions, operational controls, and realistic workplace scenarios.

Learners progress through four structured lessons aligned to the current source course focus. The learning path emphasizes accurate configuration or development, secure practices, reliable operations, collaboration, and evidence-based troubleshooting.

By completing the course, learners can apply the skills to role-specific tasks, review results against clear acceptance criteria, and create a practical improvement plan for continued development.

What You Will Learn

• Use CTEs, recursive queries, windows, APPLY, pivots, sets, and advanced joins
• Design reusable, readable, secure, and testable analytical SQL
• Validate results across duplicates, NULLs, boundaries, and changing data
• Explain access methods, index structures, statistics, estimates, and plan operators
• Read actual and estimated plans and identify inefficient operations
• Design, test, and maintain appropriate indexing strategies
• Diagnose waits, blocking, deadlocks, memory, CPU, I/O, tempdb, and plan-cache issues
• Tune queries, schema, configuration, batching, and transaction patterns

SkillDynamo Training Approach

SkillDynamo delivers this Advanced Querying and Database Optimization for SQL Developer course through instructor-led demonstrations, hands-on exercises, scenario analysis, validation checklists, structured troubleshooting, evidence-based reviews, and a final improvement plan linked to practical workplace outcomes.