Migrations & ActionController
Ruby on Rails 4.2
| Intermediate
- 11 videos | 39m 37s
- Earns a Badge
Many of your Rails projects will need to connect to a database. Discover how Rails works with databases, including migrations, seeding, and the ActionController.
WHAT YOU WILL LEARN
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Change the database settings from using sqllite to postgresql
Create and sequence a migration
Perform and roll back a migration
Recall what some of the migration and database constraints are
Recall how to edit the seeds.rb file
Describe the controller actions index, new, and create -
Describe the member actions show, edit, update, and destroy
Use respond_to to render json and xml
Use the actioncontroller::live module
Use action callbacks
Use variants to render different templates based on some criteria
IN THIS COURSE
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1m 51sLearn how to change the database settings from using SQLite to PostgreSQL. FREE ACCESS
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3m 12sLearn how to create and sequence a migration. FREE ACCESS
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3. Performing Data Migrations4m 20sIn this video, you will learn how to perform and roll back a migration. FREE ACCESS
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4. Examining Constraints3m 20sAfter completing this video, you will be able to recall what some of the migration and database constraints are. FREE ACCESS
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5. Using Seeds.rb3m 13sAfter completing this video, you will be able to recall how to edit the seeds.rb file. FREE ACCESS
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6. Exploring Default Controller Collection Actions4m 6sUpon completion of this video, you will be able to describe the controller actions index, new, and create. FREE ACCESS
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7. Exploring Default Controller Member Actions2m 52sUpon completion of this video, you will be able to describe the member actions SHOW, EDIT, UPDATE, and DESTROY. FREE ACCESS
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8. Using Respond_to5m 23sIn this video, you will use respond_to to render JSON and XML. FREE ACCESS
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9. Streaming Content3m 57sIn this video, you will use the ActionController::Live module. FREE ACCESS
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10. Using Action Callbacks3m 2sIn this video, you will learn how to use action callbacks. FREE ACCESS
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11. Using Variants4m 21sDuring this video, you will learn how to use variants to render different templates based on some criteria. FREE ACCESS
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