# TableState_ColumnGrouping

# Interface: TableState\_ColumnGrouping

Defined in: [features/column-grouping/columnGroupingFeature.types.ts:17](https://github.com/TanStack/table/blob/main/packages/table-core/src/features/column-grouping/columnGroupingFeature.types.ts#L17)

## Properties

### grouping

```ts
grouping: GroupingState;
```

Defined in: [features/column-grouping/columnGroupingFeature.types.ts:18](https://github.com/TanStack/table/blob/main/packages/table-core/src/features/column-grouping/columnGroupingFeature.types.ts#L18)