Complete SQL Roadmap for 2025👇🏻
1. Understand the Basics
Learn about relational databases and SQL fundamentals.
Familiarize yourself with basic SQL syntax, keywords, and data types.
2. Learn Data Manipulation
Study CRUD operations: Create, Read, Update, and Delete data.
Practice writing INSERT, SELECT, UPDATE, and DELETE statements.
3. Master Querying Data
Understand how to retrieve specific data using SELECT statements.
Learn about filtering data with WHERE clause, sorting data with ORDER BY, and limiting results with LIMIT.
4. Explore Joins and Relationships
Study the different types of joins and when to use them: INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
Learn how to work with multiple tables and establish relationships between them.
5. Deepen Your Knowledge
Dive into advanced topics like subqueries, aggregate functions (e.g., COUNT, SUM, AVG), and grouping data with GROUP BY.
Learn about database normalization and denormalization to optimize database design.
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#sql #roadmap
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