Ruby on Rails Tutorial: Learn Web Development with Rails, 7th Edition

Chapter 13

User Microposts

In the course of developing the core sample application, we’ve now encountered four resources—users, sessions, account activations, and password resets—but only the first of these is backed by an Active Record model with a table in the database. The time has finally come to add a second such resource: user microposts, which are short messages associated with a particular user.¹ We first saw microposts in larval form in Chapter 2, and in this chapter we will make a full-strength version of the sketch from Section 2.3 by constructing the Micropost data model, associating it with the User model using the has_many and belongs_to methods, and then making the forms and partials needed to manipulate and display the results ...