# Metrics Entity

## metrics

```text
https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json
```

Entity that represents a Metrics

| Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Access Restrictions | Defined In |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Can be instantiated | No | Unknown status | No | Forbidden | Allowed | none | [metrics.json](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/https:/github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json) |

### Metrics entity Type

`object` \([Metrics entity](metrics.md)\)

## Metrics entity Properties

| Property | Type | Required | Nullable | Defined by |
| :--- | :--- | :--- | :--- | :--- |
| [id](metrics.md#id) | `string` | Required | cannot be null | [Basic type](../types/basic.md#basic-definitions-uuid) |
| [name](metrics.md#name) | `string` | Required | cannot be null | [Metrics entity](metrics.md#metrics-properties-name) |
| [fullyQualifiedName](metrics.md#fullyqualifiedname) | `string` | Optional | cannot be null | [Metrics entity](metrics.md#metrics-properties-fullyqualifiedname) |
| [description](metrics.md#description) | `string` | Optional | cannot be null | [Metrics entity](metrics.md#metrics-properties-description) |
| [href](metrics.md#href) | `string` | Optional | cannot be null | [Basic type](../types/basic.md#basic-definitions-href) |
| [owner](metrics.md#owner) | `object` | Optional | cannot be null | [Entity Reference type](../types/entityreference.md) |
| [service](metrics.md#service) | `object` | Required | cannot be null | [Entity Reference type](../types/entityreference.md) |
| [usageSummary](metrics.md#usagesummary) | `object` | Optional | cannot be null | [Usage Details type](../types/usagedetails.md) |

### id

Unique id used to identify an entity

`id`

* is required
* Type: `string`
* cannot be null
* defined in: [Basic type](../types/basic.md#basic-definitions-uuid)

#### id Type

`string`

#### id Constraints

**UUID**: the string must be a UUID, according to [RFC 4122](https://tools.ietf.org/html/rfc4122)

### name

Name that identifies the this metrics instance uniquely.

`name`

* is required
* Type: `string`
* cannot be null
* defined in: [Metrics entity](metrics.md#metrics-properties-name)

#### name Type

`string`

#### name Constraints

**maximum length**: the maximum number of characters for this string is: `64`

**minimum length**: the minimum number of characters for this string is: `1`

### fullyQualifiedName

Unique name that identifies a metric in the format 'ServiceName.MetricName'

`fullyQualifiedName`

* is optional
* Type: `string`
* cannot be null
* defined in: [Metrics entity](metrics.md#metrics-properties-fullyqualifiedname)

#### fullyQualifiedName Type

`string`

#### fullyQualifiedName Constraints

**maximum length**: the maximum number of characters for this string is: `64`

**minimum length**: the minimum number of characters for this string is: `1`

### description

Description of metrics instance. What is has and how to use it

`description`

* is optional
* Type: `string`
* cannot be null
* defined in: [Metrics entity](metrics.md#metrics-properties-description)

#### description Type

`string`

### href

Link to the resource corresponding to this entity

> Link to the resource

`href`

* is optional
* Type: `string`
* cannot be null
* defined in: [Basic type](../types/basic.md#basic-definitions-href)

#### href Type

`string`

#### href Constraints

**URI**: the string must be a URI, according to [RFC 3986](https://tools.ietf.org/html/rfc3986)

### owner

Entity reference that includes entity ID and entity type

`owner`

* is optional
* Type: `object` \([Entity Reference](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/entityreference.md)\)
* cannot be null
* defined in: [Entity Reference type](../types/entityreference.md)

#### owner Type

`object` \([Entity Reference](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/entityreference.md)\)

### service

Entity reference that includes entity ID and entity type

`service`

* is required
* Type: `object` \([Entity Reference](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/entityreference.md)\)
* cannot be null
* defined in: [Entity Reference type](../types/entityreference.md)

#### service Type

`object` \([Entity Reference](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/entityreference.md)\)

### usageSummary

Type used to return usage details of an entity

`usageSummary`

* is optional
* Type: `object` \([Type used to return usage details of an entity](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/usagedetails.md)\)
* cannot be null
* defined in: [Usage Details type](../types/usagedetails.md)

#### usageSummary Type

`object` \([Type used to return usage details of an entity](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/schemas/entities/usagedetails.md)\)

## metrics-properties-description

```text
https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json#/properties/description
```

Description of metrics instance. What is has and how to use it

| Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Access Restrictions | Defined In |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Can be instantiated | No | Unknown status | Unknown identifiability | Forbidden | Allowed | none | [metrics.json\*](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/https:/github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json) |

### description Type

`string`

## metrics-properties-fullyqualifiedname

```text
https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json#/properties/fullyQualifiedName
```

Unique name that identifies a metric in the format 'ServiceName.MetricName'

| Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Access Restrictions | Defined In |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Can be instantiated | No | Unknown status | Unknown identifiability | Forbidden | Allowed | none | [metrics.json\*](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/https:/github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json) |

### fullyQualifiedName Type

`string`

### fullyQualifiedName Constraints

**maximum length**: the maximum number of characters for this string is: `64`

**minimum length**: the minimum number of characters for this string is: `1`

## metrics-properties-name

```text
https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json#/properties/name
```

Name that identifies the this metrics instance uniquely.

| Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Access Restrictions | Defined In |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Can be instantiated | No | Unknown status | Unknown identifiability | Forbidden | Allowed | none | [metrics.json\*](https://github.com/open-metadata/OpenMetadata/tree/88ab3784a5a9e2cfcf56bbb144522498eb33184c/docs/openmetadata-apis/https:/github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/data/metrics.json) |

### name Type

`string`

### name Constraints

**maximum length**: the maximum number of characters for this string is: `64`

**minimum length**: the minimum number of characters for this string is: `1`