Learn SQL in 21 Days | Full Roadmap #sql #coding

Stop scrolling! Wanna unlock secret data superpowers in just 3 weeks? I'm talking about the language that controls EVERYTHING you see online. This 21-day map is your key to mastering SQL and crushing those data analyst dreams. Don't miss out, let's dive into the database!

21-day roadmap to learn SQL from scratch:

**Week 1: Introduction and Basic Queries**

1. Day 1-2: Understand what SQL is and its importance in managing databases.
2. Day 3-5: Learn about different database management systems (DBMS) and practice basic SQL queries like SELECT, FROM, and WHERE clauses.

**Week 2: Advanced Queries and Data Manipulation**

1. Day 6-8: Study JOINs, GROUP BY, and HAVING clauses for data retrieval and aggregation.
2. Day 9-11: Learn data manipulation using INSERT, UPDATE, DELETE statements, and transactions.

**Week 3: Database Design and Advanced Concepts**

1. Day 12-14: Understand database schema management with CREATE, ALTER, and DROP statements, along with constraints and indexes.
2. Day 15-17: Study Data Control Language (DCL), views, and user permissions (GRANT, REVOKE).
3. Day 18-20: Learn about stored procedures, user-defined functions, window functions, and common table expressions (CTEs).
4. Day 21: Review and practice with real-world SQL projects.

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