SQL for your career
Looking for a new job, or returning to work after a break?
SQL shows up in job ads for data analysts, but just as much in marketing, HR, finance and logistics. Whether you want to switch fields or you're returning to work after a few years away, SQL is a skill that makes an impression straight away.
The good news: SQL reads almost like plain English and is one of the most approachable technical skills there is. With short lessons you build it up a little every day.
Why Lurndo suits you
No technical background needed
You start with the question of what a table is. Every new idea is first explained with a table that lights up, and only then do you practise.
A small step every day
A lesson takes a few minutes. With a daily goal and a streak you keep it up, next to your family or your current job.
Real questions from real clients
You play a freelance data analyst with a new client in every module, from a coffee roastery to a cycling race. So you practise with questions like the ones you get at work.
A certificate for your CV
Finish the whole course and you get a certificate with a link an employer can check. One click adds it to your LinkedIn profile.
Try it right away
Rosa of coffee roastery Bonen & Co is looking for her customers from Gent. Show their name and e-mail address.
The basics every job ad asks for
Getting data, filtering, counting and combining tables. With these modules you can already answer plenty of questions at work yourself.
- 1First dayYour first client as a freelance data analyst: the Bonen & Co coffee roastery. You learn to read tables and fetch data with SELECT.
- 2Second dayYour second client: Rewind, the video store in Mechelen. You learn to find exactly the rows you're looking for with WHERE, comparisons, AND/OR/NOT, IN, BETWEEN, LIKE and NULL.
- 4Fourth dayYour fourth client: De Trapper bike rental in Bruges. You learn to count, add up and average with COUNT, SUM, AVG, MIN and MAX, and to summarise everything per group with GROUP BY and HAVING.
- 5Fifth dayYour fifth client: football club FC De Kraaien in Lier. You learn to combine tables with keys and JOIN: INNER, LEFT, RIGHT and FULL, with aliases, across several tables and even a table with itself.
Frequently asked questions
Is SQL hard to learn?
No. SQL reads almost like an English sentence, and a few words get you a long way. Most people write their own query after the very first lesson.
Which jobs ask for SQL?
Data analysts and business analysts, of course, but also roles in marketing, finance, HR, logistics and IT. Wherever data lives in a database, SQL helps.
Do I get a certificate?
Yes. After every lesson of the course you get a certificate in your name, with a code and a link anyone can check. One click adds it to your LinkedIn profile.
How much time do I need?
Fifteen minutes a day is enough to make good progress. Each lesson takes a few minutes, and your progress is saved.
Start your new skill today
The first lesson takes a few minutes and you don't need an account. The first three modules are free.
Start free with the first lesson