Contents

class AddArmIdToBitCoreTools < ActiveRecord::Migration
  def change
    add_column :bit_core_tools, :arm_id, :integer, null: false

    reversible do |dir|
      dir.up do
        # add foreign key constaint
        execute <<-SQL
          ALTER TABLE bit_core_tools
            ADD CONSTRAINT fk_bit_core_tools_arms
            FOREIGN KEY (arm_id)
            REFERENCES arms(id)
        SQL
      end

      dir.down do
        # remove foreign key constaint
        execute <<-SQL
          ALTER TABLE bit_core_tools
            DROP CONSTRAINT fk_bit_core_tools_arms
        SQL
      end
    end
  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
bit_core-1.4.7	db/migrate/20141205202740_add_arm_id_to_bit_core_tools.rb
bit_core-2.0.0.beta2	db/migrate/20141205202740_add_arm_id_to_bit_core_tools.rb
bit_core-2.0.0.beta1	db/migrate/20141205202740_add_arm_id_to_bit_core_tools.rb
bit_core-1.4.6	db/migrate/20141205202740_add_arm_id_to_bit_core_tools.rb
bit_core-1.4.5	db/migrate/20141205202740_add_arm_id_to_bit_core_tools.rb