Advanced SQL for Data Analysis

SQL Advanced builds deep technical mastery for analysts working with large and complex datasets. The course emphasizes performance optimization, advanced functions, and enterprise-level querying.

Who This Course Is For

• Professionals working with data, reports
• Business analysts and reporting executives
• Information Systems professionals

What You Will Learn

Week 1 — Advanced Querying

• Combining Data ( INNER JOIN, LEFT / RIGHT JOIN, FULL OUTER JOIN, CROSS JOIN)

• Window Functions (RANK, DENSE_RANK, ROW_NUMBER, PARTITION BY, Running totals)

Week 2 — Subqueries & Advanced Logic

• Subqueries & CTE (Nested queries, Common Table Expressions, Recursive CTE)

• Advanced SQL (Stored procedures, Triggers, Synonyms)

Week 3 — Modern SQL Features

• Advanced SQL Features (JSON querying, Array functions, Materialized views, Partitioned tables, Dynamic SQL)

• EDA in SQL (Analytical exploration, Business KPIs directly in SQL, Decision modeling in SQL

Week 4 — Optimization & Project

• Query Performance & Optimization (Execution plans (EXPLAIN), Index strategies, Query rewriting, Join optimization, Avoiding full table scans)

• Best Practices (Clean SQL structure, Performance pitfalls, Production-ready query design)

End of Course Project

• Complex dataset analysis

• Performance tuning

• Business reporting

Course Details

• Duration: 4 weeks (16 hours)
• Format: Live online training
• Level: Advanced

Course Outcomes

Participants will:

• Optimize complex queries

• Design scalable SQL solutions

• Work with enterprise databases

• Perform advanced analytics directly in SQL