View Source EctoBackfiller.Producer (EctoBackfiller v0.5.0)
A GenStage producer that produces events from a given query.
The producer will produce events from the give query
in batches of
step
size. The events will be ordered by the seek_col
column. The
last_seeked_val
is the last event seek_col
value produced and will
be used to determine the starting point of the next batch.