Lee-W commented on code in PR #71072:
URL: https://github.com/apache/airflow/pull/71072#discussion_r3811695466
##########
airflow-core/src/airflow/jobs/scheduler_job_runner.py:
##########
@@ -2292,20 +2292,34 @@ def _create_dagruns_for_partitioned_asset_dags(self,
session: Session) -> set[st
)
or 0
)
+ # Distinct dag_ids across the *whole* backlog, not just this
tick's oldest-cap
+ # slice (`pending_apdrs`) — a Dag whose partitions haven't reached
the front of
+ # the FIFO queue yet would otherwise be missing from the log/audit
row until its
+ # turn comes up. Same WHERE clause as the count query above so the
two never drift.
+ backlog_dag_ids = set(
+ session.scalars(
+ select(AssetPartitionDagRun.target_dag_id)
+ .join(DagModel, DagModel.dag_id ==
AssetPartitionDagRun.target_dag_id)
+ .where(
+ AssetPartitionDagRun.created_dag_run_id.is_(None),
+ DagModel.is_stale.is_(False),
+ )
+ .distinct()
+ )
+ )
Review Comment:
Yep, sounds good, just merged them in to one PR. We can do the index part if
this actually becomes an issue.
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