OpenMetadata/openmetadata-docs/content/v1.8.x/main-concepts/metadata-standard/schemas/entity/classification/classification.md

title	description	slug
Classification Schema | OpenMetadata Classification	Define classification metadata to organize, secure, and govern data with taxonomy and labels.	/main-concepts/metadata-standard/schemas/entity/classification/classification

Classification

A Classification entity contains hierarchical terms called tags used for categorizing and classifying data assets and other entities.

Properties

• id: Unique identifier of this entity instance. Refer to ../../type/basic.json#/definitions/uuid.
• name: Refer to ../../type/basic.json#/definitions/entityName.
• fullyQualifiedName: FullyQualifiedName same as name. Refer to ../../type/basic.json#/definitions/fullyQualifiedEntityName.
• displayName (string): Display Name that identifies this entity.
• description: Description of the classification. Refer to ../../type/basic.json#/definitions/markdown.
• version: Metadata version of the entity. Refer to ../../type/entityHistory.json#/definitions/entityVersion.
• termCount (integer): Total number of children tag terms under this classification. This includes all the children in the hierarchy. Minimum: 0.
• updatedAt: Last update time corresponding to the new version of the entity in Unix epoch time milliseconds. Refer to ../../type/basic.json#/definitions/timestamp.
• updatedBy (string): User who made the update.
• href: Link to the resource corresponding to the classification. Refer to ../../type/basic.json#/definitions/href.
• usageCount (integer): Count of how many times the tags from this classification are used.
• changeDescription: Change that lead to this version of the entity. Refer to ../../type/entityHistory.json#/definitions/changeDescription.
• deleted (boolean): When true indicates the entity has been soft deleted. Default: false.
• provider: Refer to ../../type/basic.json#/definitions/providerType.
• disabled (boolean): System classifications can't be deleted. Use this flag to disable them. Default: false.
• mutuallyExclusive (boolean): Tags under this classification are mutually exclusive. When mutually exclusive is true the tags from this classification are used to classify an entity. An entity can only be in one class - example, it can only be either tier1 or tier2 and not both. When mutually exclusive is false, the tags from this classification are used to categorize an entity. An entity have multiple tags simultaneously - example a customer can be newCustomer and atRisk simultaneously. Default: "false".
• domain: Domain the asset belongs to. When not set, the asset inherits the domain from the parent it belongs to. Refer to ../../type/entityReference.json.

Documentation file automatically generated at 2025-01-15 09:05:41.923720+00:00.