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Data Science

SQL for Data Analysis: From Zero to Confident

Write the SQL queries analysts use every day to answer real business questions.

  • 4.3(3 reviews)
  • 5,120 students
  • Beginner
  • English · বাংলা subtitles
  • Updated October 2026
Created byJason Williams

Live classes

  • 3 Nov8:00 pm
    Project review sessionStarts in 6 days
    For students

What you will learn

  • Load, clean and explore real datasets
  • Ask the right questions and answer them with data
  • Build charts and dashboards people understand
  • Use Python, SQL or Excel with confidence
  • Present your results clearly

About this course

Write the SQL queries analysts use every day to answer real business questions.

This course is built around practice: every section ends with a small task, and the final project brings it all together so you finish with something real to show.

Who this course is for

  • Beginners who want a clear, step-by-step path
  • Professionals who want to sharpen their skills
  • Anyone who learns best by doing

Requirements

  • A computer, tablet or phone with internet
  • No earlier experience needed — we start from the basics
  • About 30 minutes a day to practise

Course curriculum

5 sections · 20 lectures · 06 hr 15 mins total

Getting started3 lectures
Working with data4 lectures
  • Loading and cleaning a dataset 07:30
  • Asking good questions of data 11:15
  • Summaries that tell a story 13:45
  • Charts that people understand 09:50
Analysis in practice4 lectures
  • Grouping and comparing 15:20
  • Finding trends over time 12:10
  • Spotting outliers 08:35
  • Simple predictions 14:05
Bonus lessons4 lectures
  • Live Q&A recording 32:10
  • Common questions answered 14:25
  • Templates and checklists 06:40
  • Case study: a real project 21:05
Final project5 lectures
  • Your project brief 05:30
  • Step-by-step walkthrough 24:40
  • Hand in your project 10:00
  • Final quiz 05:00
  • What to learn next 04:10

Your instructor

Jason Williams

Senior Data Scientist

  • ★ 4.5 rating
  • 11,540 students
  • 2 courses

Jason has spent ten years building data products for banks and online shops. He teaches Python, SQL and machine learning with real datasets and a lot of patience.

View profile and courses

4.3Based on 3 verified reviewsCustomer reviews

  1. Tasnim Chowdhury (verified owner) –

    Short lessons that fit around my job. The final project is excellent.

  2. Mehedi Rahman (verified owner) –

    Great content and good examples. I wish there were a few more exercises.

  3. Imran Hossain (verified owner) –

    The instructor explains everything step by step. Best course I have taken online.

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