indexes

# File activerecord/lib/active_record/schema_dumper.rb, line 184
      def indexes(table, stream)
        if (indexes = @connection.indexes(table)).any?
          add_index_statements = indexes.map do |index|
            statement_parts = [
              "add_index #{remove_prefix_and_suffix(index.table).inspect}",
              index.columns.inspect,
              "name: #{index.name.inspect}",
            ]
            statement_parts << 'unique: true' if index.unique

            index_lengths = (index.lengths || []).compact
            statement_parts << "length: #{Hash[index.columns.zip(index.lengths)].inspect}" if index_lengths.any?

            index_orders = index.orders || {}
            statement_parts << "order: #{index.orders.inspect}" if index_orders.any?
            statement_parts << "where: #{index.where.inspect}" if index.where
            statement_parts << "using: #{index.using.inspect}" if index.using
            statement_parts << "type: #{index.type.inspect}" if index.type

            "  #{statement_parts.join(', ')}"
          end

          stream.puts add_index_statements.sort.join("\n")
          stream.puts
        end
      end