modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/exec/LogicalRelImplementor.java [665:699]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        RelDataType rowType = rel.getRowType();
        RelDataType inputType = rel.getInput().getRowType();

        Supplier<List<AccumulatorWrapper<RowT>>> accFactory = expressionFactory.accumulatorsFactory(
                type,
                rel.getAggCallList(),
                inputType
        );

        RowFactory<RowT> rowFactory = ctx.rowHandler().factory(ctx.getTypeFactory(), rowType);

        Comparator<RowT> comp = expressionFactory.comparator(rel.collation());

        if (rel.getGroupSet().isEmpty() && comp == null) {
            comp = (k1, k2) -> 0;
        }

        SortAggregateNode<RowT> node = new SortAggregateNode<>(
                ctx,
                type,
                rel.getGroupSet(),
                accFactory,
                rowFactory,
                comp
        );

        Node<RowT> input = visit(rel.getInput());

        node.register(input);

        return node;
    }

    /** {@inheritDoc} */
    @Override
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -



modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/exec/LogicalRelImplementor.java [703:737]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        RelDataType rowType = rel.getRowType();
        RelDataType inputType = rel.getInput().getRowType();

        Supplier<List<AccumulatorWrapper<RowT>>> accFactory = expressionFactory.accumulatorsFactory(
                type,
                rel.getAggCallList(),
                inputType
        );

        RowFactory<RowT> rowFactory = ctx.rowHandler().factory(ctx.getTypeFactory(), rowType);

        Comparator<RowT> comp = expressionFactory.comparator(rel.collation());

        if (rel.getGroupSet().isEmpty() && comp == null) {
            comp = (k1, k2) -> 0;
        }

        SortAggregateNode<RowT> node = new SortAggregateNode<>(
                ctx,
                type,
                rel.getGroupSet(),
                accFactory,
                rowFactory,
                comp
        );

        Node<RowT> input = visit(rel.getInput());

        node.register(input);

        return node;
    }

    /** {@inheritDoc} */
    @Override
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -