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SQL Masterclass: Beginner to Expert
6,246 students
What you'll learn
- Write SQL queries confidently to create, read, update, and delete data (CRUD) across real-world relational databases like MySQL, PostgreSQL, and SQL Server
- Design normalized schemas, create tables, define keys and constraints, and model relationships
- Use intermediate to advanced SQL: JOINs, subqueries, window functions, CTEs, set operations, views, stored procedures, triggers, and transactions
- Optimize queries with indexes, execution plans, and performance tuning techniques, and work safely with transactions
- Analyze data with aggregations, grouping, rollups/cubes, date/time functions, and practical reporting patterns used in analytics and BI
- Apply SQL to real projects: building a mini data model, writing production‑style queries, and solving interview‑style challenges and case studies
Explore related topics
Course content
21 sections • 29 lectures • 14h 3m total length
Requirements
- No prior SQL experience is required; the course starts from absolute basics and gradually advances to expert topics
Description
Unlock the Power of SQL: From Beginner to Expert
Join our comprehensive SQL Masterclass and transform your career with in-demand database skills. This 4-phase journey takes you from SQL foundations to advanced query expertise, covering MySQL fundamentals, data modeling, query mastery, and performance optimization.
What You'll Learn:
1. SQL Foundations: Master MySQL installation, Workbench navigation, and database design. Learn DDL statements, data types, and safe data manipulation techniques.
2. Data Integrity & Modeling: Enforce data rules with constraints, normalize datasets, and denormalize for performance. Refactor an existing schema to pass normal-form tests.
3. Query Mastery: Write powerful SELECT statements, aggregate data, and sort results. Master relationships with INNER, LEFT, RIGHT, and FULL OUTER joins, sub-queries, and derived tables.
4. Production & Performance: Create stored procedures, handle errors, and deploy triggers. Optimize performance with indexing, transaction control, and user security. Build a banking database project and explore window functions.
Key Takeaways:
- Design and optimize database schemas
- Write complex analytical queries
- Enforce data integrity and security
- Master performance optimization techniques
- Apply skills to various relational database systems (MySQL, PostgreSQL, SQL Server, Oracle)
Get Lifetime Access to:
- Real-world banking project carried from design to optimization
- Responsive Q&A support
Transform Your Career: Become a production-ready SQL developer with skills immediately transferable to various industries and companies. Enroll now and start your SQL journey.
Who this course is for:
- Beginners and non-technical professionals who want a solid, practical foundation in SQL for data retrieval , data migration and reporting
- Data analysts, BI developers, product and marketing analysts, and software engineers who need production-ready, performance‑aware SQL
- Students preparing for internships, technical interviews, or certifications, and professionals seeking to upskill from basic to advanced SQL