Database Fundamentals for Application Developers — PickAClass
⏱ 2h 30m 📚 25 lessons

Database Fundamentals for Application Developers

Gain essential SQL and database design skills needed to build robust backend applications and manage data efficiently.

  • 💬 AI instructor
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  • 🕐 Start anytime
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  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

Every application developer needs a solid understanding of how databases store, retrieve, and organize data. This text-based course guides you through core database concepts and practical SQL skills necessary for modern software development. You will start by mastering key database terminology, relational structures, and fundamental queries before exploring data modeling and performance concepts. By the end, you will confidently design schemas and write efficient queries for backend applications. What you'll learn: - Understand foundational database terminology, relational models, and data types - Write clean SQL queries to create, read, update, and delete database records - Design normalized database schemas with foreign keys and relationships - Optimize query execution using basic indexes and execution planning - Apply database transactions and ACID properties to ensure data integrity - Integrate databases into software projects using modern ORM patterns The curriculum begins with essential definitions and relational theory before moving step-by-step through SQL syntax, schema design, and practical application integration techniques. This course is designed for beginner application developers, backend engineering students, and self-taught programmers with no prior database experience. Start reading today to build a strong foundation in database development.

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.
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m 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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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Database Fundamentals for Application Developers
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
Database Fundamentals for Application Developers
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.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

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

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

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

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