translate_exception

# File activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb, line 636
        def translate_exception(exception, message)
          return super unless exception.respond_to?(:error_number)

          case exception.error_number
          when 1062
            RecordNotUnique.new(message, exception)
          when 1452
            InvalidForeignKey.new(message, exception)
          else
            super
          end
        end