AllTablesWildcard can be used if you'd like to listen to all tables.

CDCModeAuto tries to set up logical replication and falls back to long polling if that is impossible.

CDCModeLogrepl uses logical replication to listen to changes.

SnapshotModeInitial creates a snapshot in the first run of the pipeline.

SnapshotModeNever skips snapshot creation altogether.

Iterator is an object that can iterate over a queue of records.