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20150827121444_add_fast_forward_option_to_project.rb 754 Bytes
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# rubocop:disable all
class AddFastForwardOptionToProject < ActiveRecord::Migration
  include Gitlab::Database::MigrationHelpers

  # Set this constant to true if this migration requires downtime.
  DOWNTIME = false

  disable_ddl_transaction!

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  def up
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    # We put condition here because of a mistake we made a couple of years ago
    # see https://gitlab.com/gitlab-org/gitlab-ce/issues/39382#note_45716103
    unless column_exists?(:projects, :merge_requests_ff_only_enabled)
      add_column_with_default(:projects, :merge_requests_ff_only_enabled, :boolean, default: false)
    end
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  end

  def down
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    if column_exists?(:projects, :merge_requests_ff_only_enabled)
      remove_column(:projects, :merge_requests_ff_only_enabled)
    end
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  end
end