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

# ExplicitDrill

- Package: [@gooddata/sdk-ui](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui/index.md)
- Kind: type-alias
- Source: https://github.com/gooddata/gooddata-ui-sdk/blob/rel/11.64/libs/sdk-ui/src/base/vis/DrillEvents.ts

Drillable item reference or predicate that enables insight / kpi drilling if it matches some attribute or measure of the insight / kpi.

**Signature:**

```typescript
export type ExplicitDrill = IDrillableItem | IHeaderPredicate;
```
**References:** [IDrillableItem](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui/sdk-ui.idrillableitem/index.md), [IHeaderPredicate](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui/sdk-ui.iheaderpredicate/index.md)

## Remarks

You can use [HeaderPredicates](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui/sdk-ui.headerpredicates/index.md) factory functions to create predicates, or specify reference to the identifier / uri of the target attribute / measure using [IDrillableItem](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui/sdk-ui.idrillableitem/index.md) definition.