> Documentation index: https://www.gooddata.ai/docs/gooddata-ui/llms.txt lists every page of these docs as Markdown.

# IDataHeader

- Package: [@gooddata/sdk-model](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/index.md)
- Kind: interface
- Source: https://github.com/gooddata/gooddata-ui-sdk/blob/rel/11.64/libs/sdk-model/src/ldm/datasets/index.ts

Structural information about CSV header and columns.

**Signature:**

```typescript
export interface IDataHeader 
```

## Remarks

Indicates whether the CSV file contains header or not and on which row. Also contains the list of CSV columns with their names and types.

## Properties

| Property | Modifiers | Type | Description |
| --- | --- | --- | --- |
| [columns](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.idataheader/index.md#idataheadercolumns) |  | [IDataColumn](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.idatacolumn/index.md)[] |  |
| [headerRowIndex?](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.idataheader/index.md#idataheaderheaderrowindex) |  | number | _(Optional)_ |

## Property details

### IDataHeader.columns

**Signature:**

```typescript
columns: IDataColumn[];
```

### IDataHeader.headerRowIndex

**Signature:**

```typescript
headerRowIndex?: number;
```