column_spec

# File activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb, line 9
      def column_spec(column)
        spec = Hash[prepare_column_options(column).map { |k, v| [k, "#{k}: #{v}"] }]
        spec[:name] = column.name.inspect
        spec[:type] = schema_type(column).to_s
        spec
      end