Commanded

v0.15.0

Commanded v0.15.0 Commanded.EventStore.RecordedEvent View Source

Contains the persisted stream identity, type, data, and metadata for a single event.

Events are immutable once recorded.

Recorded event fields

  • event_id - a globally unique UUID to identify the event.

  • event_number - a globally unique, monotonically incrementing and gapless integer used to order the event amongst all events.

  • stream_id - the stream identity for the event.

  • stream_version - the version of the stream for the event.

  • causation_id - an optional UUID identifier used to identify which message you are responding to.

  • correlation_id - an optional UUID identifier used to correlate related messages.

  • data - the serialized event as binary data.

  • metadata - the serialized event metadata as binary data.

  • created_at - the date/time, in UTC, indicating when the event was created.

Link to this section Summary

Types

t()
uuid()

Link to this section Types

Link to this type t() View Source 
t() :: %Commanded.EventStore.RecordedEvent{causation_id: uuid(), correlation_id: uuid(), created_at: NaiveDateTime.t(), data: binary(), event_id: uuid(), event_number: non_neg_integer(), event_type: String.t(), metadata: binary(), stream_id: String.t(), stream_version: non_neg_integer()}