fetch_type_metadata

# File activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 66
      def fetch_type_metadata(sql_type)
        cast_type = lookup_cast_type(sql_type)
        SqlTypeMetadata.new(
          sql_type: sql_type,
          type: cast_type.type,
          limit: cast_type.limit,
          precision: cast_type.precision,
          scale: cast_type.scale,
        )
      end