# Metrics

This schema defines the Metrics entity. Metrics are measurements computed from data such as `Monthly Active Users`. Some of the metrics that measures used to determine performance against an objective are called KPIs or Key Performance Indicators, such as `User Retention`.

**$id: [https://open-metadata.org/schema/entity/data/metrics.json](https://open-metadata.org/schema/entity/data/metrics.json)**

Type: `object`

## Properties
 - **id** `required`
   - Unique identifier that identifies this metrics instance.
   - $ref: [../../type/basic.json#/definitions/uuid](../types/basic.md#uuid)
 - **name** `required`
   - Name that identifies this metrics instance uniquely.
   - Type: `string`
   - Length: between 1 and 64
 - **fullyQualifiedName**
   - A unique name that identifies a metric in the format 'ServiceName.MetricName'.
   - Type: `string`
   - Length: between 1 and 64
 - **displayName**
     - Display Name that identifies this metric.
     - Type: `string`
 - **description**
   - Description of metrics instance, what it is, and how to use it.
   - Type: `string`
 - **version**
   - Metadata version of the entity.
   - $ref: [../../type/basic.json#/definitions/entityVersion](../types/basic.md#entityversion)
 - **updatedAt**
   - Last update time corresponding to the new version of the entity.
   - $ref: [../../type/basic.json#/definitions/dateTime](../types/basic.md#datetime)
 - **updatedBy**
   - User who made the update.
   - Type: `string`
 - **href**
   - Link to the resource corresponding to this entity.
   - $ref: [../../type/basic.json#/definitions/href](../types/basic.md#href)
 - **owner**
   - Owner of this metrics.
   - $ref: [../../type/entityReference.json](../types/entityreference.md)
 - **service** `required`
   - Link to service where this metrics is hosted in.
   - $ref: [../../type/entityReference.json](../types/entityreference.md)
 - **usageSummary**
   - Latest usage information for this database.
   - $ref: [../../type/usageDetails.json](../types/usagedetails.md)


_This document was updated on: Monday, October 18, 2021_