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Free SQL Course - Learn Database Queries, Joins & Data Management

Master SQL with our free course. Learn database queries, joins, aggregations, and manage data effectively with SQL.

10
Modules
25+
Hours
40+
Topics
5+
Projects

What You'll Learn

  • SQL queries: SELECT, INSERT, UPDATE, DELETE
  • Joins, subqueries, and aggregate functions
  • Database design and normalization
  • Performance optimization with indexes

Career Opportunities

Database Administrator
Data Analyst
Backend Developer
Data Engineer

Course Modules Overview

1
SQL Basics & Database Concepts

5 topics

2
SELECT Queries & Filtering

2 topics

3
SQL Joins & Relationships

2 topics

4
Aggregate Functions & Grouping

2 topics

5
Subqueries & Nested Queries

2 topics

6
Data Manipulation (INSERT, UPDATE, DELETE)

2 topics

7
Database Design & Normalization

2 topics

8
Indexes & Performance Optimization

2 topics

9
Stored Procedures & Functions

2 topics

10
SQL Project: E-commerce Database

2 topics

Keep Learning!

Complete all 10 modules to unlock your course completion certificate

Course Curriculum

10 comprehensive modules covering everything from basics to advanced topics

Beginner (3)Intermediate (3)Advanced (4)
Module 1

SQL Basics & Database Concepts

Learn sql basics & database concepts with practical examples and exercises.

Beginner2 hours
What is a Database?Your First SELECT QueryCreating Tables & Inserting DataQuick QuizQuick Quiz
Start Module
Module 2

SELECT Queries & Filtering

Learn select queries & filtering with practical examples and exercises.

Beginner2.5 hours
SELECT Queries & Filtering - ConceptsSELECT Queries & Filtering - Advanced
Start Module
Module 3

SQL Joins & Relationships

Learn sql joins & relationships with practical examples and exercises.

Beginner2 hours
SQL Joins & Relationships - ConceptsSQL Joins & Relationships - Advanced
Start Module
Module 4

Aggregate Functions & Grouping

Learn aggregate functions & grouping with practical examples and exercises.

Intermediate3 hours
Aggregate Functions & Grouping - ConceptsAggregate Functions & Grouping - Advanced
Start Module
Module 5

Subqueries & Nested Queries

Learn subqueries & nested queries with practical examples and exercises.

Intermediate3 hours
Subqueries & Nested Queries - ConceptsSubqueries & Nested Queries - Advanced
Start Module
Module 6

Data Manipulation (INSERT, UPDATE, DELETE)

Learn data manipulation (insert, update, delete) with practical examples and exercises.

Intermediate2.5 hours
Data Manipulation (INSERT, UPDATE, DELETE) - ConceptsData Manipulation (INSERT, UPDATE, DELETE) - Advanced
Start Module
Module 7

Database Design & Normalization

Learn database design & normalization with practical examples and exercises.

Advanced3 hours
Database Design & Normalization - ConceptsDatabase Design & Normalization - Advanced
Start Module
Module 8

Indexes & Performance Optimization

Learn indexes & performance optimization with practical examples and exercises.

Advanced2.5 hours
Indexes & Performance - ConceptsIndexes & Performance - Advanced
Start Module
Module 9

Stored Procedures & Functions

Learn stored procedures & functions with practical examples and exercises.

Advanced2 hours
Stored Procedures & Functions - ConceptsStored Procedures & Functions - Advanced
Start Module
Module 10

SQL Project: E-commerce Database

Learn sql project: e-commerce database with practical examples and exercises.

Advanced4 hours
SQL Project: E-commerce Database - ConceptsSQL Project: E-commerce Database - Advanced
Start Module

Your Learning Path

Follow the structured path from beginner to advanced

STEP 1

Beginner

Modules 1-3: SQL fundamentals and basics

STEP 2

Intermediate

Modules 4-7: Advanced concepts and practical applications

STEP 3

Advanced

Modules 8-10: Projects and professional-level skills

Tools & Technologies

Essential tools you'll master during this course

MySQL

Popular RDBMS

Database

PostgreSQL

Advanced RDBMS

Database

DBeaver

DB management

Tool

Ready to Start Learning?

Begin your journey with Module 1 and build your skills step by step. Completely free, no registration required.

Start Learning Now
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