view db/migrate/092_change_changes_from_revision_to_string.rb @ 1083:0d837624e795 bug_531

If the file is large, acknowledge that it might be too large rather than binary (could be a big text file)

class ChangeChangesFromRevisionToString < ActiveRecord::Migration
  def self.up
    change_column :changes, :from_revision, :string
  end

  def self.down
    change_column :changes, :from_revision, :integer
  end
end