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15 Best Transactions Courses Online

We compared 15 Transactions courses currently listed on Coursera and Udemy, priced from $19.99 to $199.99. 2 come from a named university or institution, including University of California, Irvine and University of Michigan. They are ordered by our CourseAsk score, which is built from how thoroughly each course describes what it teaches, whether it comes from a named institution, and how it compares on price — not from star ratings, which our course data does not include.

Courses compared
15
Price range
$19.99 – $199.99
Providers
Coursera, Udemy
Last updated
30 Aug 2026
How these 15 courses were chosen

Every course below is a real, currently listed course from Coursera, Udemy, matched to "transactions" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.

There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $199.99, as listed by the provider when we last updated the page.

  1. 1
    Coursera MOOC / Non-credit University-backed

    The Merkle Tree and Cryptocurrencies

    Offered by University of California, Irvine

    Apply what you have learned about cryptography and hashing in previous blockchain to the Merkle Tree, which underlies the process of adding new blocks — representing new transactions — to the blockchain. This course also...

    $49.00
    listed price
  2. 2
    Coursera MOOC / Non-credit University-backed

    Database Architecture and NoSQL at Scale with Deno

    Offered by University of Michigan

    In this final course of the PostgreSQL for Everybody specialization, you’ll explore how modern databases are built and scaled. You’ll begin by examining PostgreSQL’s architecture, including how it implements CRUD operati...

    $79.00
    listed price
  3. 3
    Coursera MOOC / Non-credit University-backed

    The Blockchain System

    Offered by University of California, Irvine

    Learn how the blockchain authenticates transactions and distributes data to peers — nodes connected to the network. This course shows you how multiple versions of a blockchain are reconciled into one, discusses blockchai...

    $49.00
    listed price
  4. 4
    Udemy Certificate Lowest price here

    MongoDB Associate Developer & Database Administrator Exams

    MongoDB Associate Developer Certification Practice Exam with Details Explanation! Get ready to Pass your Certification Exam.The MongoDB Associate Database Administrator (DBA) certification is designed to provide individu...

    $19.99
    listed price
  5. 5
    Udemy MOOC / Non-credit

    SQL and PostgreSQL: A Practical Course

    Learn SQL Quickly and EffectivelyThis course is the English version of my original top-rated Russian course.All lessons include full subtitles in: English, Español, Português, Français, العربية, हिन्दी, Bahasa Indonesia,...

    $29.99
    listed price
  6. 6
    Udemy Certificate

    QuickBooks Online Multiple Currencies

    Learn how to get access to QuickBooks Online including a possible free 30-day trial version often offered by Intuit, the owner of QuickBooks Online.The course will discuss accounting for multiple currencies, outlining th...

    $199.99
    listed price
  7. 7
    Udemy Certificate

    PostgreSQL for the Absolute Beginners - Hands-On

    Unlock the power of databases with our hands-on course in PostgreSQL! Whether you’re new to programming or looking to enhance your data skills, this course will guide you through everything you need - from installing Pos...

    $199.99
    listed price
  8. 8
    Udemy Certificate

    Dominando Banco de Dados com MySQL

    Gostaria de saber por que todos os programadores precisam dominar o banco de dados? Como será que as informações das empresas ficam armazenadas, e como manipular estas informações? Deseja se tornar um programador Web com...

    $104.99
    listed price
  9. 9
    Udemy Certificate

    Smart Contract Mastery: The Complete Solidity Guide

    Welcome to 'Smart Contract Mastery: The Complete Solidity Guide' an immersive and comprehensive course designed to equip you with the fundamental knowledge and practical skills to develop smart contracts on the Ethereum...

    $99.99
    listed price
  10. 10
    Udemy MOOC / Non-credit

    RDBMS & SQL: Fundamentals for Backend Developers

    Are you preparing for a backend developer role or gearing up for a crucial technical interview? This comprehensive course will guide you through the world of Relational Database Management Systems (RDBMS) and Structured...

    $49.99
    listed price
  11. 11
    Udemy Certificate

    Essentials of Database Management Systems

    This Database Management Systems (DBMS) course offers a thorough introduction to the principles, architecture, and practical aspects of database systems. It focuses on various data models, with special emphasis on the re...

    $19.99
    listed price
  12. 12
    Udemy Certificate

    Mastering QuickBooks Desktop Beginner To Advanced

    In this QuickBooks Desktop Video Course, you will learn everything you need to know about QuickBooks Desktop. Any and Every version of QuickBooks Desktop, even Enterprise Solutions, any version, can be mastered by taking...

    $109.99
    listed price
  13. 13
    Udemy Certificate

    SurrealDB : Le guide pratique - Maîtrisez SurrealDB & NextJS

    SurrealDB : Le guide pratique avec un projet Next.jsDécouvrez comment exploiter la puissance de SurrealDB pour créer des applications web robustes avec Next.js. Ce cours complet s'adresse aux développeurs de tous niveaux...

    $39.99
    listed price
  14. 14
    Udemy Certificate

    Mastering SQL: From Zero to Query hero

    Unlock the power of SQL and take your data skills to the next level! Mastering SQL: From Zero to Query Hero is a comprehensive course designed for beginners and professionals alike.Whether you're an aspiring data analyst...

    $19.99
    listed price
  15. 15
    Udemy Certificate

    The Complete MySQL Course: SQL for Beginners to Advanced

    Do you want to learn MySQL and SQL from scratch and confidently work with real-world databases?This course is designed for beginners, students, developers, and aspiring data professionals who want to build strong SQL and...

    $19.99
    listed price

Best Transactions Courses Online compared

Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.

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