syedahsn commented on code in PR #35339:
URL: https://github.com/apache/airflow/pull/35339#discussion_r1379067138


##########
airflow/utils/cli.py:
##########
@@ -269,7 +269,7 @@ def get_dag_by_pickle(pickle_id: int, session: Session = 
NEW_SESSION) -> DAG:
     """Fetch DAG from the database using pickling."""
     from airflow.models import DagPickle
 
-    dag_pickle = session.scalar(select(DagPickle).where(DagPickle.id == 
pickle_id)).first()
+    dag_pickle = session.scalar(select(DagPickle).where(DagPickle.id == 
pickle_id).limit(1))

Review Comment:
   But if no DagPickle object is found, then calling the `limit()` method will 
still throw an Exception



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