Lee-W commented on code in PR #59115:
URL: https://github.com/apache/airflow/pull/59115#discussion_r2698750426
##########
airflow-core/src/airflow/jobs/scheduler_job_runner.py:
##########
@@ -1765,24 +1767,48 @@ def _create_dag_runs(self, dag_models:
Collection[DagModel], session: Session) -
# as DagModel.dag_id and DagModel.next_dagrun
# This list is used to verify if the DagRun already exist so that we
don't attempt to create
# duplicate DagRuns
- existing_dagruns = (
- session.execute(
- select(DagRun.dag_id, DagRun.logical_date).where(
+ existing_dagrun_objects = (
+ session.scalars(
+ select(DagRun)
+ .where(
tuple_(DagRun.dag_id, DagRun.logical_date).in_(
(dm.dag_id, dm.next_dagrun) for dm in dag_models
- ),
+ )
)
+ .options(load_only(DagRun.dag_id, DagRun.logical_date))
)
.unique()
.all()
)
+ existing_dagruns = {(x.dag_id, x.logical_date): x for x in
existing_dagrun_objects}
Review Comment:
Ah...... I misread it... i thought it was a set 🙈
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