SQL Tutorial
Welcome to the ultimate SQL tutorial hub — your one-stop destination to master SQL from the ground up. Whether you’re analyzing data, optimizing databases, or writing powerful queries, our beginner-friendly yet comprehensive guides will help you understand and apply SQL with confidence. From the basics of writing your first query to mastering subqueries, joins, views, and advanced filtering, we’ve organized everything for maximum clarity and progression.
Table of Contents
- 1. SQL Basics
- 2. Filtering and Conditions
- 3. String Functions & Text Handling
- 4. Joins and Relationships
- 5. Grouping and Aggregation
- 6. Functions and Logic
- 7. Subqueries
- 8. Views
- 9. Data Manipulation (DML)
- 10. Operators in SQL
- 11. SQL Tools and Platforms
- Conclusion: SQL Tutorial
- Book Recommendations
1. SQL Basics
- SQL Composition: Your First Query
- SQL Comments: Essential Tips
- SQL Composition Best Practices
- Custom Column Names in SQL Easily
- SQL Sorting for Better Data Reports
- Limiting Query Results in SQL
2. Filtering and Conditions
- Date Filtering in SQL: Your Ultimate Guide
- LIKE Operator in SQL: Your Ultimate Guide
- Text Filtering in SQL: How-To Guide
- Master SQL with BETWEEN and IN Operators
- Filter Numeric Values in SQL
- OR Operator in SQL: A Step-by-Step Guide
- Multiple Filter Conditions in SQL: A Comprehensive Guide
3. String Functions & Text Handling
- Separating text in SQL: Mastering String Truncation and Manipulation
- Connecting Strings in SQL: Crafting Complete Addresses with Ease
- UPPER and LOWER String Functions in SQL
4. Joins and Relationships
- Art of Joining Many Tables in SQL
- LEFT JOIN in SQL: A Deep Dive
- RIGHT JOIN in SQL: A Comprehensive Guide
- INNER JOIN in SQL: A Comprehensive Guide
- Types of JOINs in SQL
- Joins in SQL: Unlocking the Full Potential of Relational Databases
- Entity Relationship Diagrams in SQL for Multi-Table Joins
- How Tables Share a Relationship in SQL
5. Grouping and Aggregation
- Grouping in SQL: Analyze Data Efficiently
- Aggregate Functions in SQL: A Comprehensive Guide
- Grouping with the HAVING Clause in SQL
- Filtering with grouping in SQL: A Practical Guide
- Grouping with the WHERE Clause in SQL
- Grouping with the WHERE Clause in SQL
- Grouping with the WHERE and HAVING Clauses in SQL
- Grouping with the WHERE and HAVING Clauses in SQL
- Grouping by Multiple Fields in SQL
6. Functions and Logic
- Functions in SQL: Simplify Your Queries with Powerful Tools
- Nesting Functions in SQL: Simplify Complex Calculations
- Bracket and Order in SQL: A Comprehensive Guide
- IF THEN Logic with CASE in SQL
7. Subqueries
- Nested Queries in SQL
- SELECT Clause Subquery in SQL
- SELECT Clause Subquery in SQL
- Aggregate Subqueries in SQL for Detailed Data Analysis
- DISTINCT Clause Subquery in SQL: A Practical Approach
- IN Clause Subquery in SQL: A Comprehensive Guide
- Non-Aggregate Subqueries in SQL for Advanced Data Filtering
8. Views
- SQL Views: Simplify Your Queries with Ease
- Creating a View in SQL: Simplify and Optimize Your Queries
- Editing a View in SQL: A Comprehensive Guide
- Joining Views in SQL: Simplify Complex Queries Efficiently
- Deleting Views in SQL: Simplify Your Database Management
9. Data Manipulation (DML)
- Inserting Data in SQL: A Comprehensive Guide
- Updating Data in SQL: A Comprehensive Guide
- Deleting Data in SQL: A Step-by-Step Guide
- Administer Data in SQL: Mastering DML Commands
10. Operators in SQL
11. SQL Tools and Platforms
Conclusion: SQL Tutorial
SQL is the cornerstone of data handling across industries. By progressing through the posts above, you’ll be fully equipped to write efficient queries, understand database structures, and build complex reports with ease. Keep practicing, revisit complex topics, and always explore real-world examples to strengthen your SQL skills.
Recommended SQL Books
SQL For Dummies — Allen G. Taylor
: Best for: Absolute beginners
Why read it: Beginner-friendly and easy to follow for newcomers to SQL.
Buy here: Checkout on Amazon
Learning SQL — Alan Beaulieu
: Best for: Beginners to intermediate learners
Why read it: Step-by-step explanations covering all core SQL concepts clearly.
Buy here: Checkout on Amazon
SQL Cookbook — Anthony Molinaro
: Best for: Practical learners
Why read it: Real-world problem-solving patterns and optimized SQL queries.
Buy here: Checkout on Amazon
Head First SQL — Lynn Beighley
: Best for: Visual learners
Why read it: Uses diagrams and intuitive examples to simplify SQL learning.
Buy here: Checkout on Amazon
The Art of SQL — Stéphane Faroult
: Best for: Intermediate to advanced users
Why read it: Focuses on writing efficient, elegant, and high-performance SQL.
Buy here: Checkout on Amazon