The Best Way to Learn SQL in 2026
SQL (Structured Query Language) is how you ask questions of data stored in databases. It is the single highest-return technical skill for anyone entering data, analytics, or development — and one of the fastest to learn.
Quick answer
The best way to learn SQL is to learn the commands in order and practise on a real database: (1) SELECT/WHERE to retrieve and filter; (2) ORDER BY/LIMIT; (3) aggregation — COUNT, SUM, GROUP BY; (4) JOINs to combine tables; (5) subqueries and window functions. Answer real business questions rather than only reading. Expect 10–15 hours to write useful queries and 4–8 weeks to reach an analyst-job-ready level.
50
expert-led courses
4
free to start
6
skill categories
Figures reflect the live GeraLearn course catalogue as of June 2026.
The fastest way to learn SQL: 4–8 weeks to analyst-ready
Learn these stages in order — and build something small at each one rather than only watching tutorials. Project-based practice is what turns knowledge into a job-ready skill.
- 1
Retrieve & filter
Learn SELECT, FROM and WHERE to get specific rows and columns. This is 80% of everyday SQL — make it automatic.
- 2
Sort & limit
Learn ORDER BY, LIMIT and DISTINCT to control the order and size of your results. Quick to learn, used constantly.
- 3
Aggregate
Learn COUNT, SUM, AVG and GROUP BY to summarise data — totals and averages per category. The heart of analysis.
- 4
Combine tables
Learn JOINs (INNER, LEFT) to bring data from multiple tables together. The concept that needs the most practice.
- 5
Advanced queries
Learn subqueries, CTEs and window functions to answer complex business questions cleanly.
GeraLearn courses to learn SQL
These real GeraLearn courses follow the roadmap above. Start free and upgrade only when you want certificates and the full catalogue.
SQL for Analysts
£39Query databases confidently and extract the insights your organisation needs.
Beginner · 18 hours · Certificate
Database Design with PostgreSQL
£59Design schemas that scale, write efficient queries, and tune performance.
Intermediate · 25 hours · Certificate
Excel & Google Sheets Mastery
£39Go from basic spreadsheets to powerful data analysis without writing code.
Beginner · 16 hours · Certificate
Statistical Analysis
£49Understand and apply statistics to make better decisions from data.
Intermediate · 22 hours · Certificate
Browse the full course catalogue or compare pricing plans.
Frequently asked questions
How long does it take to learn SQL?
SQL is one of the fastest valuable skills to learn. You can write useful queries after 10–15 hours and reach an analyst-job-ready level (joins, aggregation, subqueries) in 4–8 weeks of consistent practice.
Is SQL hard to learn?
No — SQL is one of the easiest technical skills to start with. Its syntax reads almost like English. The challenge is not the syntax but practising on real questions until querying becomes second nature.
What should I learn in SQL first?
Learn SELECT and WHERE first (retrieving and filtering data), then ORDER BY and LIMIT, then aggregation (COUNT, SUM, GROUP BY), then JOINs, and finally subqueries and window functions. JOINs need the most practice.
Is SQL still worth learning in 2026?
Yes. SQL is the most-requested skill in data analyst job postings and has been durable for decades. Even with AI tools that write queries, you need SQL to validate, debug, and trust the results.
What is the best way to learn SQL?
Practise by querying, not by reading. Pick one realistic database and answer real questions against it every day, working up from simple lookups to joins and aggregation. SQL is learned by doing.