PostgreSQL Essentials: From SQL Basics to Database Administration — PickAClass
⏱ 2h 42m 📚 27 lessons

PostgreSQL Essentials: From SQL Basics to Database Administration

Learn foundational database concepts, write efficient SQL queries, and manage PostgreSQL systems with confidence.

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  • 🕐 Start anytime
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  • 🌐 In English
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About this course

Relational databases power modern software systems, making database management a vital skill for developers and analysts alike. This course provides a structured introduction to relational database concepts, querying techniques, and essential PostgreSQL administration practices. By engaging with clear text lessons and practical written exercises, you will build the skills needed to design, query, and maintain reliable PostgreSQL databases. What you'll learn: - Understand core relational database terminology, table relationships, and data types - Write foundational SQL queries to retrieve, filter, join, and aggregate data - Work with modern semi-structured data using PostgreSQL JSONB features - Design robust database schemas with data integrity constraints - Implement basic indexing strategies to optimize query performance - Manage database security using access controls, roles, and user permissions - Perform routine database maintenance, backup, and recovery tasks The material begins with key definitions, database architecture, and basic relational modeling. From there, you will progress into writing practical SQL queries and managing operational administration tasks. This course is tailored for beginners, aspiring developers, and future database administrators with no prior experience required. Begin your journey toward mastering PostgreSQL database fundamentals 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.
  • ♾️ 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
PostgreSQL Essentials: From SQL Basics to Database Administration
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
PostgreSQL Essentials: From SQL Basics to Database Administration
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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