Create table index unique rails

class CreateFoobars < ActiveRecord::Migration
  def change
    create_table :foobars do |t|
      t.string :name, index: {unique: true}
    end
  end
end

Source: stackoverflow.com

Create table index unique rails

class CreateFoos < ActiveRecord::Migration
  def change
    create_table :foos do |t|
      t.string :bar, :null => false

      t.index :bar, unique: true
    end
  end
end

Source: stackoverflow.com

Similar codes

0 vote264 views1 answer
Ruby find method
Ruby
1 vote287 views2 answers
Rails check_box_tag
Ruby
1 vote270 views1 answer
Drop rails all db
Ruby
0 vote241 views0 answer
Ruby
0 vote299 views1 answer
Timeout in rails
Ruby
1 vote295 views1 answer
How to decrypt credentials in rails
Ruby
0 vote250 views2 answers
Ruby do something x times
Ruby
0 vote271 views2 answers
List objects of a class ruby
Ruby
0 vote266 views1 answer
Rails keep all params except for some
Ruby
0 vote275 views1 answer
Rails form_tag
Ruby