Learn
Associations I
Generalizations
Congratulations! You built an travel app that uses a database to store two kinds of data. What can we generalize so far?
- We connected a Tag to its Destinations using associations. In this case, a tag
has_many
destinations, and a destinationbelongs_to
one tag. - The
has_many
/belongs_to
pair can be used to model other one-to-many relationships, which occur frequently. - Rails provides seven standard controller actions can be used to do common things such as display and change data