text: drop table if exists nested_map;
  
  create table nested_map (d default today(), k UInt64, payload default rand(), SomeMap Nested(ID UInt32, Num Int64)) engine=SummingMergeTree(d, k, 8192);
  
  insert into nested_map (k, `SomeMap.ID`, `SomeMap.Num`) values (0,[1],[100]),(1,[1],[100]),(2,[1],[100]),(3,[1,2],[100,150]);
  insert into nested_map (k, `SomeMap.ID`, `SomeMap.Num`) values (0,[2],[150]),(1,[1],[150]),(2,[1,2],[150,150]),(3,[1],[-100]);
  optimize table nested_map;
  select `SomeMap.ID`, `SomeMap.Num` from nested_map;
  
  drop table nested_map;
  
  create table nested_map (d default today(), k UInt64, payload default rand(), SomeMap Nested(ID String, Num Int64)) engine=SummingMergeTree(d, k, 8192);
  
  insert into nested_map (k, `SomeMap.ID`, `SomeMap.Num`) values (0,['1'],[100]),(1,['1'],[100]),(2,['1'],[100]),(3,['1','2'],[100,150]);
  insert into nested_map (k, `SomeMap.ID`, `SomeMap.Num`) values (0,['2'],[150]),(1,['1'],[150]),(2,['1','2'],[150,150]),(3,['1'],[-100]);
  optimize table nested_map;
  select `SomeMap.ID`, `SomeMap.Num` from nested_map;
  
  drop table nested_map;
  
  drop table if exists nested_map_explicit;
  
  create table nested_map_explicit (d default today(), k UInt64, SomeIntExcluded UInt32, SomeMap Nested(ID UInt32, Num Int64)) engine=SummingMergeTree(d, k, 8192, (SomeMap));
  
  insert into nested_map_explicit (k, `SomeIntExcluded`, `SomeMap.ID`, `SomeMap.Num`) values (0, 20, [1],[100]),(1, 20, [1],[100]),(2, 20, [1],[100]),(3, 20, [1,2],[100,150]);
  insert into nested_map_explicit (k, `SomeIntExcluded`, `SomeMap.ID`, `SomeMap.Num`) values (0, 20, [2],[150]),(1, 20, [1],[150]),(2, 20, [1,2],[150,150]),(3, 20, [1],[-100]);
  optimize table nested_map_explicit;
  select `SomeIntExcluded`, `SomeMap.ID`, `SomeMap.Num` from nested_map_explicit;
  
  drop table nested_map_explicit;
  