| 82 | } |
| 83 | |
| 84 | void DegroupDataset(TDataProvider* dataset) { |
| 85 | auto& metaInfo = dataset->MetaInfo; |
| 86 | metaInfo.HasGroupId = false; |
| 87 | metaInfo.HasGroupWeight = false; |
| 88 | metaInfo.HasSubgroupIds = false; |
| 89 | |
| 90 | if (metaInfo.ColumnsInfo) { |
| 91 | for (auto& column : metaInfo.ColumnsInfo->Columns) { |
| 92 | switch (column.Type) { |
| 93 | case EColumn::GroupId: |
| 94 | case EColumn::SubgroupId: |
| 95 | case EColumn::GroupWeight: |
| 96 | column.Type = EColumn::Auxiliary; |
| 97 | default: |
| 98 | break; |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | auto objectCount = dataset->GetObjectCount(); |
| 104 | dataset->ObjectsGrouping = MakeIntrusive<TObjectsGrouping>(objectCount); |
| 105 | } |
| 106 | |
| 107 | |
| 108 | TDataProviderPtr NCB::DataProviderSamplerReorderByIndices( |
no test coverage detected