MySQL for WordPress: Database Architecture and SQL Fundamentals — PickAClass
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⏱ 2h 42m 📚 27 lessons

MySQL for WordPress: Database Architecture and SQL Fundamentals

Learn how WordPress stores and manages data using MySQL, write custom queries, and optimize database interactions through clear written lessons.

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  • 🕐 Start anytime
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  • 🌐 In English
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About this course

Understanding how WordPress interacts with its underlying database is essential for troubleshooting issues, writing efficient custom plugins, and managing website data effectively. This course guides you through relational database principles and SQL operations tailored specifically to the WordPress database schema. By reading through practical examples and structured explanations, you will learn to inspect data tables, run custom SQL statements safely, and understand how the global database class executes queries behind the scenes. What you'll learn: - Understand core relational database terminology, tables, relationships, and data types - Navigate the standard WordPress database schema and core tables - Write foundational SQL queries to select, insert, update, and delete website records - Practice using the WordPress database interface to run safe, sanitized queries - Apply indexing fundamentals and basic query optimization to prevent performance bottlenecks - Implement database backup fundamentals, maintenance routines, and security best practices You will begin with key terminology and relational database concepts before exploring the WordPress schema and practicing practical SQL queries step by step. This course is designed for beginners, site administrators, and aspiring developers with no prior database administration experience required. Start reading today to take full control of your WordPress data layer.

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.
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    2h 42m 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
MySQL for WordPress: Database Architecture and SQL Fundamentals
Skills demonstrated
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Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
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A/B test design
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1.7 hrs
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1.9 hrs
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PickAClass — Name Surname
MySQL for WordPress: Database Architecture and SQL Fundamentals
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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