mz_compute::sink::materialized_view::write

Function render

Source 
pub fn render<S>(
    sink_id: GlobalId,
    persist_api: PersistApi,
    as_of: Antichain<Timestamp>,
    desired: &OkErr<Stream<S, (Row, Timestamp, Diff)>, Stream<S, (DataflowError, Timestamp, Diff)>>,
    persist: &OkErr<Stream<S, (Row, Timestamp, Diff)>, Stream<S, (DataflowError, Timestamp, Diff)>>,
    descs: &Stream<S, BatchDescription>,
    worker_config: Rc<ConfigSet>,
) -> (Stream<S, (BatchDescription, ProtoBatch)>, PressOnDropButton)
where
    S: Scope<Timestamp = Timestamp>,
Expand description

Render the write operator.

The parameters passed in are:

  • sink_id: The GlobalId of the sink export.
  • persist_api: An object providing access to the output persist shard.
  • as_of: The first time for which the sink may produce output.
  • desired: The ok/err streams that should be sinked to persist.
  • persist: The ok/err streams read back from the output persist shard.
  • descs: The stream of batch descriptions produced by the mint operator.