Every modern web app needs a persistence layer to safely and conveniently interact with an underlying database. In this course, Ruby on Rails 7 Active Record Models, you’ll learn to implement a database schema using the Active Record library and define various business rules. First, you’ll explore the different utilities provided in Rails to generate the necessary entities or models representing a database schema. Next, you’ll discover how to establish relationships between different entities as well as modify these relationships with these entities via migration files. Finally, you’ll learn how to create validation rules for your models to ensure the data in the database keeps its integrity and is in line with business rules. When you’re finished with this course, you’ll have the skills and knowledge to work with databases directly using the ActiveRecord library.
Author Name: Raphael Alampay
Author Description:
Raphael Alampay is the co-founder of Cloudband Solutions Co., a software development and consultancy company that caters to custom based software for SME around the globe. Using time and tested technology such as Java, Ruby on Rails, Python, PostgreSQL and Linux, he has a passion for creating applications that solve real world problems making businesses more efficient and innovative at the same time. His craft in software is largely based on the philosophy of “kaizen” which means continuous impr… more

Table of Contents

• Course Overview
  1min
• Introduction to Object Relational Mapping
  22mins
• Basic Entity Management
  51mins
• Basic Relationships
  23mins
• Advanced Relationships
  23mins
• Advanced Queries
  20mins