DataObjectMetadataChgEvent

Notifies subscribers of a metadata change within Data Cloud for these objects: Data Lake, Data Model, and Calculated Insight. This object is available in API version 53.0 and later.

Supported Calls

describeSObjects()

Supported Subscribers

Subscriber	Supported?
Apex Triggers
Flows
Processes
Pub/Sub API
Streaming API (CometD)

Subscription Channel

/event/DataObjectMetadataChgEvent

Special Access Rules

DataObjectMetadataChgEvent is available only if Data Cloud is enabled.

Event Delivery Allocation Enforced

Yes

Fields

Field	Details
CurrentValue	Type textarea Properties Nillable Description The serialized schema of the current metadata.
EventCreationDate	Type dateTime Properties Nillable Description The date and time when the event occurred.
EventPublishDate	Type dateTime Properties Nillable Description The date and time when the event published.
EventType	Type string Properties Nillable Description The type of event that occurred.
EventUuid	Type string Properties Nillable Description A universally unique identifier (UUID) that identifies a platform event message.
PreviousValue	Type textarea Properties Nillable Description The serialized schema of the metadata before the change.
ReplayId	Type string Properties Nillable Description Represents an ID value that is populated by the system and refers to the position of the event in the event stream. Replay ID values aren’t guaranteed to be contiguous for consecutive events. A subscriber can store a replay ID value and use it on resubscription to retrieve missed events that are within the retention window.
SchemaVersion	Type string Properties Nillable Description The version of the event schema.
SourceTableDeveloperName	Type string Properties Nillable Description The source entity name on which the metadata change has occurred.
Trigger	Type string Properties Nillable Description The trigger data definition language type that caused the event. Examples: DELETE, INSERT, or UPDATE

Platform Events Developer Guide