20.10.1.4853

```sql
drop table if exists xp;
drop table if exists xp_d;

create table xp(A Date, B Int64, S String) Engine=MergeTree partition by toYYYYMM(A) order by B;
insert into xp select '2020-01-01', number , '' from numbers(100000);
insert into xp select '2020-10-01', number , '' from numbers(100000);
create table xp_d as xp Engine=Distributed(test_shard_localhost, currentDatabase(), xp);

select count() from xp_d prewhere toYYYYMM(A) global in (select toYYYYMM(min(A)) from xp_d) where B > -1;
┌─count()─┐
│       0 │     <------ expected 100000
└─────────┘

-- global in & both predicates in prewhere 
select count() from xp_d prewhere toYYYYMM(A) global in (select toYYYYMM(min(A)) from xp_d) and B > -1;
┌─count()─┐
│  100000 │
└─────────┘

-- global in & both predicates in where 
select count() from xp_d where toYYYYMM(A) global in (select toYYYYMM(min(A)) from xp_d) and B > -1;
┌─count()─┐
│  100000 │
└─────────┘

-- not global
select count() from xp_d prewhere toYYYYMM(A) in (select toYYYYMM(min(A)) from xp_d) where B > -1;
┌─count()─┐
│  100000 │
└─────────┘



select count() from xp_d prewhere toYYYYMM(A) global in (select 202001) where B > -1;
┌─count()─┐
│       0 │
└─────────┘
```

hmm, it worked in 19.13.7.57
{
    auto expression_before_aggregation = std::make_unique<ExpressionStep>(query_plan.getCurrentDataStream(), expression);
    expression_before_aggregation->setStepDescription("Before GROUP BY");
    query_plan.addStep(std::move(expression_before_aggregation));
    const auto & header_before_aggregation = query_plan.getCurrentDataStream().header;
    ColumnNumbers keys;
    for (const auto & key : query_analyzer->aggregationKeys())
        keys.push_back(header_before_aggregation.getPositionByName(key.name));
    AggregateDescriptions aggregates = query_analyzer->aggregates();
    for (auto & descr : aggregates)
        if (descr.arguments.empty())
            for (const auto & name : descr.argument_names)
                descr.arguments.push_back(header_before_aggregation.getPositionByName(name));
    const Settings & settings = context->getSettingsRef();
    Aggregator::Params params(header_before_aggregation, keys, aggregates,
                              overflow_row, settings.max_rows_to_group_by, settings.group_by_overflow_mode,
                              settings.group_by_two_level_threshold,
                              settings.group_by_two_level_threshold_bytes,
                              settings.max_bytes_before_external_group_by,
                              settings.empty_result_for_aggregation_by_empty_set,
                              context->getTemporaryVolume(),
                              settings.max_threads,
                              settings.min_free_disk_space_for_temporary_data);
    SortDescription group_by_sort_description;