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SQL courses

SQL is essential for efficient database management and data analysis, widely used across various industries for its powerful data handling capabilities.
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Recommended for SQL beginners

Build your SQL skills with interactive courses, tracks and projects curated by real-world experts.

Track

SQL Fundamentals

26 hr
1.4K
Master the SQL fundamentals needed for business, learn how to write SQL queries, and start analyzing your data using this powerful language.

Course

Introduction to SQL

2 hr
26.8K
Learn how to create and query relational databases using SQL in just two hours.

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39 results

Course

Introduction to SQL

BeginnerSkill Level
2 hr
26.8K
Learn how to create and query relational databases using SQL in just two hours.

Course

Intermediate SQL

BeginnerSkill Level
4 hr
19.2K
Accompanied at every step with hands-on practice queries, this course teaches you everything you need to know to analyze data using your own SQL code today!

Course

Joining Data in SQL

BeginnerSkill Level
4 hr
13K
Level up your SQL knowledge and learn to join tables together, apply relational set theory, and work with subqueries.

Course

Data Manipulation in SQL

BeginnerSkill Level
4 hr
6.2K
Master the complex SQL queries necessary to answer a wide variety of data science questions and prepare robust data sets for analysis in PostgreSQL.

Course

Exploratory Data Analysis in SQL

IntermediateSkill Level
4 hr
2.8K
Learn how to explore what's available in a database: the tables, relationships between them, and data stored in them.

Course

Database Design

BeginnerSkill Level
4 hr
3.2K
Learn to design databases in SQL to process, store, and organize data in a more efficient way.
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Related resources on SQL

blog

The 80 Top SQL Interview Questions and Answers for Beginners & Intermediate Practitioners

This article provides a comprehensive overview of 80 essential SQL questions and answers for job hunters, hiring managers, and recruiters, covering both general topics and technical questions.
Elena Kosourova's photo

Elena Kosourova

12 min

blog

10 Portfolio-Ready SQL Projects for All Levels

Select your first—or next—SQL project to practice your current SQL skills, develop new ones, and create an outstanding professional portfolio.
Elena Kosourova's photo

Elena Kosourova

11 min

cheat sheet

SQL Basics Cheat Sheet

With this SQL cheat sheet, you'll have a handy reference guide to basic querying tables, filtering data, and aggregating data
Richie Cotton's photo

Richie Cotton

5 min


Ready to apply your skills?

Projects allow you to apply your knowledge to a wide range of datasets
to solve real-world problems in your browser

Project

Analyzing Unicorn Companies

1 hr
8K
Use your SQL skills to find out how many companies reached a valuation of over $1 billion across different industries between 2019 and 2021!
See More

Frequently asked questions

Which SQL course is best for beginners?

The best SQL course for beginners is Introduction to SQL. It covers the basics of relational databases, creating SQL queries and an introduction to the most popular SQL favors (PostgreSQL and SQL Server).

What is SQL and what is it used for?

SQL, or Structured Query Language, is a programming language designed for managing and manipulating data in relational databases. It is used extensively for data retrieval, insertion, updating, and deleting. This makes it a fundamental tool for data analysis, database management, and in various applications where data storage and query are essential. Alongside, SQL's standardized language enables efficient and effective interaction with large and complex databases across diverse systems.

What is a SQL database?

A SQL database is a structured collection of data that can be accessed and managed using SQL (Structured Query Language). It uses tables to organize data into rows and columns, allowing for efficient data retrieval, manipulation, and relational database management.

Do I need to know programming to learn SQL?

No, you do not need to know programming to learn SQL, but familiarity with basic programming concepts can be beneficial.

How does SQL relate to databases like PostgreSQL and MySQL?

SQL, is the standard language used for interacting with databases, including popular systems like PostgreSQL and MySQL. These databases use SQL as the interface for accessing and manipulating stored data. While SQL is the language, PostgreSQL and MySQL are types of database management systems that use SQL to manage and organize data efficiently, each with its own additional features and capabilities. This relationship means that by learning SQL, you can effectively work with a variety of database systems, including PostgreSQL and MySQL.

What types of jobs use SQL?

SQL skills are directly relevant in roles such as database administrators, data analysts, and software engineers, where managing and analyzing large data sets are central tasks. Additionally, professionals in fields like business intelligence, marketing, finance, and healthcare management also benefit greatly from SQL skills, as they often require data querying and reporting to make informed decisions and understand trends. Essentially, any job that involves working with data—whether for analyzing, reporting, or managing—can benefit from proficiency in SQL.

Is it worth learning SQL in 2024?

Absolutely, learning SQL in 2024 is valuable, even with the rise of generative AI. While AI can assist in building and interpreting SQL queries, a deep understanding of SQL syntax and database structure is crucial for designing efficient databases, troubleshooting, and ensuring the accuracy and relevance of data retrieved—a skill set that AI tools cannot fully replicate.

Does DataCamp offer SQL Certification?

Yes, our SQL Associate Certification enables you to prove your SQL skills to employers.

Our Data Analyst Certification is also an excellent option to prove your data analysis knowledge with SQL and either Python or R.

What are the benefits on an online SQL course?

The benefits of an online SQL course include flexibility, allowing you to learn at your own pace and schedule. Our SQL courses are taught by industry experts and enable learning by doing, with interative exercises and practical projects to get you job-ready.

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