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

# AlertMetricComparator

- Package: [@gooddata/sdk-ui-dashboard](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui-dashboard/index.md)
- Kind: type-alias
- Stability: beta
- Source: https://github.com/gooddata/gooddata-ui-sdk/blob/rel/11.64/libs/sdk-ui-dashboard/src/presentation/automations/alerting/types.ts

> **Beta API.** Mostly stable, but details may change in a minor release, outside SemVer. See [API maturity](https://www.gooddata.ai/docs/gooddata-ui/latest/integrations/platform/api-maturity/index.md).
> 

A comparison the alerting dialog can offer for a measure: the derived period-over-period measure and the date dataset and granularity it is computed over.

**Signature:**

```typescript
export type AlertMetricComparator = {
    measure: IMeasure;
    isPrimary: boolean;
    comparator: AlertMetricComparatorType;
    dataset?: IDataSetMetadataObject;
    granularity?: DateAttributeGranularity;
};
```
**References:** [IMeasure](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.imeasure/index.md), [AlertMetricComparatorType](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-ui-dashboard/sdk-ui-dashboard.alertmetriccomparatortype/index.md), [IDataSetMetadataObject](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.idatasetmetadataobject/index.md), [DateAttributeGranularity](https://www.gooddata.ai/docs/gooddata-ui/latest/api-reference/sdk-model/sdk-model.dateattributegranularity/index.md)