OpenMetadata/docs/openmetadata-apis/schemas/entities/thread.md

thread

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json

Entity that represents a feed

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	Yes	Unknown status	No	Forbidden	Allowed	none	thread.json

Feed entity Type

object (Feed entity)

Feed entity Properties

Property	Type	Required	Nullable	Defined by
id	string	Required	cannot be null	Basic type
href	string	Optional	cannot be null	Basic type
threadTs	Not specified	Optional	cannot be null	Feed entity
about	string	Required	cannot be null	Basic type
addressedTo	string	Optional	cannot be null	Basic type
posts	array	Required	cannot be null	Feed entity

id

Unique id used to identify an entity

id

• is required

• Type: string

• cannot be null

• defined in: Basic type

id Type

string

id Constraints

UUID: the string must be a UUID, according to RFC 4122

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

href Type

string

href Constraints

URI: the string must be a URI, according to RFC 3986

threadTs

Timestamp of the when the first post created the thread

threadTs

• is optional

• Type: unknown

• cannot be null

• defined in: Feed entity

threadTs Type

unknown

threadTs Constraints

date time: the string must be a date time string, according to RFC 3339, section 5.6

about

Entity or field thread is created for with format <#E/{enties}/{entityName}/{field}/{fieldValue}

about

• is required

• Type: string

• cannot be null

• defined in: Basic type

about Type

string

about Constraints

pattern: the string must match the following regular expression:

^<#E/\S+/\S+>$

try pattern

addressedTo

Entity or field thread is created for with format <#E/{enties}/{entityName}/{field}/{fieldValue}

addressedTo

• is optional

• Type: string

• cannot be null

• defined in: Basic type

addressedTo Type

string

addressedTo Constraints

pattern: the string must match the following regular expression:

^<#E/\S+/\S+>$

try pattern

posts

posts

• is required

• Type: object[] (Details)

• cannot be null

• defined in: Feed entity

posts Type

object[] (Details)

Feed entity Definitions

Definitions group post

Reference this group by using

{"$ref":"https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/definitions/post"}

Property	Type	Required	Nullable	Defined by
message	string	Required	cannot be null	Feed entity
postTs	string	Optional	cannot be null	Feed entity
from	string	Required	cannot be null	Basic type

message

Message in markdown format. See markdown support for more details.

message

• is required

• Type: string

• cannot be null

• defined in: Feed entity

message Type

string

postTs

Timestamp of the post

postTs

• is optional

• Type: string

• cannot be null

• defined in: Feed entity

postTs Type

string

postTs Constraints

date time: the string must be a date time string, according to RFC 3339, section 5.6

from

Unique id used to identify an entity

from

• is required

• Type: string

• cannot be null

• defined in: Basic type

from Type

string

from Constraints

UUID: the string must be a UUID, according to RFC 4122

thread-definitions-post-properties-message

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/definitions/post/properties/message

Message in markdown format. See markdown support for more details.

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	Unknown identifiability	Forbidden	Allowed	none	thread.json*

message Type

string

thread-definitions-post-properties-postts

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/definitions/post/properties/postTs

Timestamp of the post

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	Unknown identifiability	Forbidden	Allowed	none	thread.json*

postTs Type

string

postTs Constraints

date time: the string must be a date time string, according to RFC 3339, section 5.6

thread-definitions-post

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/properties/posts/items

Post within a feed

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	No	Forbidden	Allowed	none	thread.json*

items Type

object (Details)

items Properties

Property	Type	Required	Nullable	Defined by
message	string	Required	cannot be null	Feed entity
postTs	string	Optional	cannot be null	Feed entity
from	string	Required	cannot be null	Basic type

message

Message in markdown format. See markdown support for more details.

message

• is required

• Type: string

• cannot be null

• defined in: Feed entity

message Type

string

postTs

Timestamp of the post

postTs

• is optional

• Type: string

• cannot be null

• defined in: Feed entity

postTs Type

string

postTs Constraints

date time: the string must be a date time string, according to RFC 3339, section 5.6

from

Unique id used to identify an entity

from

• is required

• Type: string

• cannot be null

• defined in: Basic type

from Type

string

from Constraints

UUID: the string must be a UUID, according to RFC 4122

thread-definitions

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/definitions

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	Unknown identifiability	Forbidden	Allowed	none	thread.json*

definitions Type

unknown

thread-properties-posts

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/properties/posts

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	Unknown identifiability	Forbidden	Allowed	none	thread.json*

posts Type

object[] (Details)

thread-properties-threadts

https://github.com/open-metadata/OpenMetadata/blob/main/catalog-rest-service/src/main/resources/json/schema/entity/feed/thread.json#/properties/threadTs

Timestamp of the when the first post created the thread

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	Unknown identifiability	Forbidden	Allowed	none	thread.json*

threadTs Type

unknown

threadTs Constraints

date time: the string must be a date time string, according to RFC 3339, section 5.6