SQL for Data Analysis and Database Management — PickAClass
4.0 (4) ⏱ 2h 48m 📚 28 lessons 🎧 Audio version

SQL for Data Analysis and Database Management

Learn to design, query, and scale PostgreSQL databases to transform complex raw data into actionable insights for any organization.

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About this course

In a world driven by information, the ability to communicate with databases is a fundamental skill for any data professional. Raw data holds immense value, but only if you know how to structure, retrieve, and optimize it effectively. This course provides a comprehensive foundation in SQL and database architecture, moving from basic syntax to sophisticated data management techniques. You will gain the skills needed to build robust database systems and perform deep analytical queries that drive business decisions. What you'll learn: - Understand relational database design and the principles of data normalization - Write complex queries using window functions, subqueries, and advanced joins - Create stored functions and triggers to automate database logic and maintain integrity - Apply indexing strategies and query optimization to handle large-scale datasets - Explore modern scaling concepts and the role of databases in current AI workflows - Practice data cleaning and transformation techniques for accurate reporting The course begins with essential terminology and the core logic of relational systems before progressing through practical query writing and database administration. You will learn through clear written explanations and code-based exercises designed to build real-world proficiency. This course is designed for beginners and aspiring data analysts who want to build a strong technical foundation. No prior database experience is required to begin. Start your journey into professional data analysis and database design today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 48m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
SQL for Data Analysis and Database Management
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
SQL for Data Analysis and Database Management
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (4)

Хамит Абильдин KZ Verified learner
★ 4 · July 14, 2026

This course exceeded my expectations. The structure was perfect, building knowledge step-by-step. Really valuable content.

Léa Pelletier MC Verified learner
★ 4 · July 6, 2026

It's a solid course. The structure is logical and most of the examples were helpful. Could use a few more real-world scenarios though.

Alice Moretti IT Verified learner
★ 3 · June 6, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Frédéric Lefevre MC Verified learner
★ 5 · June 4, 2026

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

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Yes — full refund within 14 days, no questions asked.

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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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