Object-Oriented PHP and SQL Database Design — PickAClass
⏱ 2h 48m 📚 28 lessons 🎧 Audio version

Object-Oriented PHP and SQL Database Design

Learn to build structured, database-driven web applications using modern PHP object-oriented programming and secure SQL database design.

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  • 🌐 In English
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About this course

Modern web development relies on the powerful combination of structured backend code and robust database management. If you want to build scalable web applications, mastering Object-Oriented Programming (OOP) in PHP and understanding SQL database design is your essential first step. This text-based course guides you from writing basic scripts to developing structured, database-connected applications. You will gain a clear understanding of OOP principles in PHP and learn how to design, create, and interact with SQL databases securely. What you'll learn: - Understand foundational OOP concepts in PHP including classes, objects, properties, and methods. - Apply modern PHP features such as typed properties and constructor promotion for cleaner code. - Create SQL databases and define appropriate data types for efficient storage. - Connect PHP applications to SQL databases securely using PDO. - Implement basic CRUD operations using object-oriented principles. - Practice writing secure database queries to prevent common vulnerabilities like SQL injection. You will start with core OOP definitions and syntax before moving on to relational database concepts, SQL types, and establishing secure connections between your PHP code and the database. This course is designed for beginners with basic PHP knowledge who want to transition to object-oriented development and database integration. No advanced programming or database experience is required. Start reading today to build a solid foundation in backend web development.

Course contents

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
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  • 📱 Phone or computer
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  • 💸 14-day refund
    No questions asked
  • ⚡ 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
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Object-Oriented PHP and SQL Database Design
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
P
PickAClass — Name Surname
Object-Oriented PHP and SQL Database Design
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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