Ruby on Rails - how to in multipurpose activerecord columns in ruby on rails- ruby on rails tutorial - rails guides - rails tutorial - ruby rails
how to
In your migration
class Users < ActiveRecord::Migration[5.0]
def change
create_table :users do |t|
...
t.text :preference
t.text :tag
...
t.timestamps
end
end
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In your model
class User < ActiveRecord::Base
serialize :preferences, Hash
serialize :tags, Array
end