Join Kevin Skoglund for an in-depth discussion in this video Challenge: Migrations for the CMS, part of Ruby on Rails 4 Essential Training.
…We're ready for our first challenge assignment.…In this challenge, you will use what we've learned in this chapter…to create the migrations we will need for our content management system.…First, let me give you and idea of the structure I have in mind for our CMS.…This is a sample layout for what I think a page in our CMS will look like.…There's a navigation on the left that…shows the available pages of content grouped by…their subject, we can click on any page name and it takes us to that page.…The content of each page will be on the…right, each page will be composed of several sections.…
In my example, we're looking at page three and we…see the three sections of content should appear on page three.…The hierarchy here is subject, page, sections.…Another way to diagram it would be like this.…A subject has several pages and then a page has several sections.…This concept, where we have many objects that…belong to another object, is common with relational databases.…We call it a one to many relationship.…For that relationship to work, the pages table will need a foreign…
- Why use Ruby on Rails?
- Installing Ruby on Rails on Mac and Windows
- Rendering templates and redirecting requests
- Generating and running database migrations
- Creating, updating, and deleting records
- Understanding association types
- Using layouts, partials, and view helpers
- Incorporating assets using asset pipeline
- Validating form data
- Authenticating users and managing user access
- Architecting RESTful applications
- Debugging and error handing
Skill Level Intermediate
1. What Is Ruby on Rails?
2. Installing Ruby on Rails on a Mac
3. Installing Ruby on Rails on a Windows Machine
4. Getting Started
5. Controllers, Views, and Dynamic Content
6. Databases and Migrations
7. Models, ActiveRecord, and ActiveRelation
9. Controllers and CRUD
10. Layouts, Partials, and View Helpers
13. Data Validation
14. User Authentication
15. Improving the Simple CMS
16. REST and RESTful Routes
17. Debugging and Error Handling
18. Introducing More Advanced Topics
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