Source: https://www.udemy.com/course/sql-masterclass-beginner-to-expert/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
Requirements
- No prior SQL experience is required; the course starts from absolute basics and gradually advances to expert topics
Download Links
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