Join Kevin Skoglund for an in-depth discussion in this video Migrations for the CMS, part of Ruby on Rails 3 Essential Training.
Now that we've learned how to create and run migrations, I'd like us to…create the migrations that we are going to be using for our simple content management system.…First, I should give you an idea of what I have in mind for it.…Here is sort of a sample layout of what I think a page might look like.…We have a navigation over on the left that shows all the available pages…grouped by their subject.…We can click on any one of those, and that will then take us to that page.…If we're on that page, then we'll see the content of the page over on the right,…and each page will be made up of several different sections.…So in my example here, we're looking at Page Three, and we see the three…sections content that are on Page Three.…
So the hierarchy is that there's the subject with pages below it and…sections below that.…Another way to diagram that would be something like this.…A subject has several pages and then a page has several sections below it.…This concept of having many pages that belong to a subject is very common with…
- Understanding MVC (Model View Controller ) architecture
- Routing browser requests through the framework
- Responding to requests with dynamic content
- Defining associations and database relationships
- Creating, reading, updating and deleting records
- Working with forms
- Validating form data
- Reviewing built-in security features
- Authenticating users and managing user access
- Debugging and error handling
Skill Level Beginner
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
12. Data Validation
13. User Authentication
14. Improving the Simple CMS
15. Debugging and Error Handling
16. Introducing More Advanced Topics
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