presto-spi/src/main/java/io/prestosql/spi/connector/SortingProperty.java/SortingProperty/equals
class SortingProperty:    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        SortingProperty<?> that = (SortingProperty<?>) o;
        return Objects.equals(column, that.column) &&
                Objects.equals(order, that.order);
    }