select

# File activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb, line 609
        def select(sql, name = nil, binds = [], prepare: false, async: false)
          if async && async_enabled?
            if current_transaction.joinable?
              raise AsynchronousQueryInsideTransactionError, "Asynchronous queries are not allowed inside transactions"
            end

            future_result = async.new(
              pool,
              sql,
              name,
              binds,
              prepare: prepare,
            )
            if supports_concurrent_connections? && current_transaction.closed?
              future_result.schedule!(ActiveRecord::Base.asynchronous_queries_session)
            else
              future_result.execute!(self)
            end
            return future_result
          end

          result = internal_exec_query(sql, name, binds, prepare: prepare)
          if async
            FutureResult::Complete.new(result)
          else
            result
          end
        end