EventStore

v0.13.1

EventStore v0.13.1 EventStore.RecordedEvent View Source

EventStore.RecordedEvent contains the persisted 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_uuid - the stream identity for the event.
  • stream_version - the version of the stream for the event.
  • correlation_id - an optional UUID identifier used to correlate related messages.
  • causation_id - an optional UUID identifier used to identify which message you are responding to.
  • 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()

Functions

deserialize(recorded_event, serializer)
fetch(map, key)
get_and_update(map, key, fun)

Link to this section Types

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

Link to this section Functions

Link to this function deserialize(recorded_event, serializer) View Source
Link to this function get_and_update(map, key, fun) View Source