KAKhan Academy · on Khan Academy
Intro to SQL: Querying and Managing Data
Beginner 8 hours EnglishFREE
Our recommendation
Khan Academy's free, interactive introduction to SQL — querying and managing data — right in your browser. It is short, hands-on and completely free, a genuinely good first taste of databases with no setup required. There is no certificate.
Skills you'll gain
SQLDatabasesQueriesData managementJoins basics
Is this course right for you?
A good fit if you…
You are new to SQL
You want interactive practice
You prefer free lessons
Consider something else if you…
You want advanced SQL
You need a certificate
You want a specific database system
About this course
SQL is one of the most universally required skills across data and software roles, and Khan Academy's free introduction covers the essentials: writing SELECT queries, filtering and sorting data, joining tables, and basic data manipulation (INSERT, UPDATE, DELETE). It's taught through Khan Academy's signature interactive exercise format, where you write real SQL against real datasets rather than watching passive demonstrations.
What you'll learn
Write SELECT queries to retrieve and filter data
Sort and aggregate data using SQL functions
Join multiple tables to combine related data
Insert, update, and delete data using SQL
Understand basic relational database structure
This course includes
8h
On-demand video
Yes
Mobile access
English
Language
What it costs
Completely free, with no paywall and no certificate. Khan Academy is a non-profit.
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Instructor
KA
Khan Academy
Khan Academy instructor
1.4M+ learners60 courses4.7 instructor rating
Produced by Khan Academy, a nonprofit educational organization providing free, high-quality technical education through interactive, hands-on exercises.
About this provider
KA
Khan Academy
Non-profit free education platform. World-class education for anyone, anywhere.
Frequently asked questions
Yes, entirely. Khan Academy is a non-profit and charges nothing.
No. It focuses on the skill rather than a credential.
Yes. You write real queries in the browser, with no setup required.
Yes. It is a short, gentle first taste of SQL and databases.
No. It covers the basics well; for advanced querying you will want a fuller course afterwards.