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Data & Analytics Demand tier: B+

SQL Data Explorer

Query Real Databases

4.7 (204 Reviews) · 1,461 students
BySadia Afrin Data Analyst · Ex-Unilever Bangladesh
12 Modules · 58 Lessons 14 hours on-demand video All Levels Bangla & English Lifetime Access Certificate included
৳ 1,990
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About This Course

SQL Data Explorer is a complete, project-based course — Query Real Databases. It is built for learners in Bangladesh who want practical skills that translate into real income, real jobs and real opportunities, and it works just as well for learners anywhere in the world.

Across 12 modules and 58 lessons (about 14 hours), you will work through Data Foundations, Data Cleaning, Spreadsheet/Query Basics, Functions & Logic and more. Every chapter follows the same rhythm: key concepts, a hands-on step-by-step demo, applying it to your own project, and a real-world practice task.

The course is available in both Bangla and English with lifetime access, downloadable resources and a verifiable certificate on completion. You can ask mentors questions in the community at any time.

What You'll Learn

  • Master data Foundations — from concept to real application
  • Master data Cleaning — from concept to real application
  • Master spreadsheet/Query Basics — from concept to real application
  • Master functions & Logic — from concept to real application
  • Master data Modeling — from concept to real application
  • Master analysis Workflow — from concept to real application
  • Build real projects and portfolio pieces as you learn
  • Follow a clear next-step roadmap to jobs, clients or income

Requirements

  • A laptop or smartphone with internet
  • No prior experience needed — we start from zero
  • Willingness to practise 30–45 minutes a day

Who this course is for

  • Job seekers targeting analyst / MIS / reporting roles
  • Business students and finance professionals
  • Anyone who works with numbers every day

Course Content

12 modules · 19 chapters · 58 lessons · 14 hours total
1 Data Foundations 7 Lessons · 1h 45m
Chapter 1.1 Data Foundations: Concept & Why It Matters
Data Foundations — key concepts for SQL Data Explorer Preview 10m Hands-on: Data Foundations step-by-step Preview 16m
Apply it to: Query Real Databases 18m
Real-world case / practice task 12m
Chapter 1.2 Data Foundations: Setup / Framework
Data Foundations — key concepts for SQL Data Explorer 13m
Hands-on: Data Foundations step-by-step 19m
Apply it to: Query Real Databases 17m
2 Data Cleaning 6 Lessons · 1h 33m
Chapter 2.1 Data Cleaning: Setup / Framework
Data Cleaning — key concepts for SQL Data Explorer 11m
Hands-on: Data Cleaning step-by-step 17m
Apply it to: Query Real Databases 11m
Chapter 2.2 Data Cleaning: Hands-on Workflow
Data Cleaning — key concepts for SQL Data Explorer 20m
Hands-on: Data Cleaning step-by-step 18m
Apply it to: Query Real Databases 16m
3 Spreadsheet/Query Basics 6 Lessons · 1h 33m
Chapter 3.1 Spreadsheet/Query Basics: Hands-on Workflow
Spreadsheet/Query Basics — key concepts for SQL Data Explorer 20m
Hands-on: Spreadsheet/Query Basics step-by-step 14m
Apply it to: Query Real Databases 16m
Chapter 3.2 Spreadsheet/Query Basics: Real-World Example
Spreadsheet/Query Basics — key concepts for SQL Data Explorer 15m
Hands-on: Spreadsheet/Query Basics step-by-step 9m
Apply it to: Query Real Databases 19m
4 Functions & Logic 6 Lessons · 1h 17m
Chapter 4.1 Functions & Logic: Real-World Example
Functions & Logic — key concepts for SQL Data Explorer 17m
Hands-on: Functions & Logic step-by-step 15m
Apply it to: Query Real Databases 9m
Chapter 4.2 Functions & Logic: Mistakes & Troubleshooting
Functions & Logic — key concepts for SQL Data Explorer 10m
Hands-on: Functions & Logic step-by-step 16m
Apply it to: Query Real Databases 10m
5 Data Modeling 6 Lessons · 1h 17m
Chapter 5.1 Data Modeling: Mistakes & Troubleshooting
Data Modeling — key concepts for SQL Data Explorer 10m
Hands-on: Data Modeling step-by-step 20m
Apply it to: Query Real Databases 10m
Chapter 5.2 Data Modeling: Optimization / Advanced Practice
Data Modeling — key concepts for SQL Data Explorer 13m
Hands-on: Data Modeling step-by-step 15m
Apply it to: Query Real Databases 9m
6 Analysis Workflow 6 Lessons · 1h 25m
Chapter 6.1 Analysis Workflow: Optimization / Advanced Practice
Analysis Workflow — key concepts for SQL Data Explorer 19m
Hands-on: Analysis Workflow step-by-step 17m
Apply it to: Query Real Databases 11m
Chapter 6.2 Analysis Workflow: Concept & Why It Matters
Analysis Workflow — key concepts for SQL Data Explorer 16m
Hands-on: Analysis Workflow step-by-step 10m
Apply it to: Query Real Databases 12m
7 Visualization 6 Lessons · 1h 21m
Chapter 7.1 Visualization: Concept & Why It Matters
Visualization — key concepts for SQL Data Explorer 20m
Hands-on: Visualization step-by-step 10m
Apply it to: Query Real Databases 16m
Chapter 7.2 Visualization: Setup / Framework
Visualization — key concepts for SQL Data Explorer 11m
Hands-on: Visualization step-by-step 9m
Apply it to: Query Real Databases 15m
8 Dashboards 3 Lessons · 37m
Chapter 8.1 Dashboards: Setup / Framework
Dashboards — key concepts for SQL Data Explorer 9m
Hands-on: Dashboards step-by-step 11m
Apply it to: Query Real Databases 17m
9 Business KPIs 3 Lessons · 52m
Chapter 9.1 Business KPIs: Hands-on Workflow
Business KPIs — key concepts for SQL Data Explorer 14m
Hands-on: Business KPIs step-by-step 20m
Apply it to: Query Real Databases 18m
10 Automation/AI Assistance 3 Lessons · 39m
Chapter 10.1 Automation/AI Assistance: Real-World Example
Automation/AI Assistance — key concepts for SQL Data Explorer 15m
Hands-on: Automation/AI Assistance step-by-step 9m
Apply it to: Query Real Databases 15m
11 Data Quality 3 Lessons · 40m
Chapter 11.1 Data Quality: Mistakes & Troubleshooting
Data Quality — key concepts for SQL Data Explorer 18m
Hands-on: Data Quality step-by-step 12m
Apply it to: Query Real Databases 10m
12 Capstone 3 Lessons · 47m
Chapter 12.1 Capstone: Optimization / Advanced Practice
Capstone — key concepts for SQL Data Explorer 11m
Hands-on: Capstone step-by-step 17m
Apply it to: Query Real Databases 19m

About the instructor

Sadia Afrin

Sadia Afrin

Data Analyst · Ex-Unilever Bangladesh
4.8 Rating 7,422 students 5 Courses

Sadia turned raw sales data into decisions at Unilever and now consults for e-commerce companies. She makes Excel, SQL and Power BI feel simple and job-ready.

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FAQs

What language is the course in?

Every lesson is available in both Bangla and English — you can switch at any time.

How long do I get access?

Lifetime. Once enrolled, you keep access forever, including future updates.

How do I pay?

bKash, Nagad, Rocket, card or bank transfer — instructions appear at checkout. The course unlocks once payment is verified.

Do I get a certificate?

Yes. Complete all lessons and download a verifiable certificate.

৳ 1,990
Enroll & Pay