pub fn fill_snapshot_backfill_epoch(
node: &mut StreamNode,
snapshot_backfill_info: Option<&SnapshotBackfillInfo>,
cross_db_snapshot_backfill_info: &SnapshotBackfillInfo,
) -> MetaResult<bool>Expand description
Fill snapshot epoch for StreamScanNode of SnapshotBackfill.
Return true when has change applied.