dzhigimont commented on code in PR #30330:
URL: https://github.com/apache/airflow/pull/30330#discussion_r1151953866
##########
airflow/models/dagrun.py:
##########
@@ -164,9 +164,7 @@ class DagRun(Base, LoggingMixin):
),
)
- task_instances = relationship(
- TI, back_populates="dag_run", cascade="save-update, merge, delete,
delete-orphan"
- )
+ task_instances = relationship(TI, back_populates="dag_run",
cascade="save-update, merge")
Review Comment:
Agree, I've returned cascade deletion and put the deletion of task instances
before the deletion of a dag run, so cascade deletion is not affecting
performance.
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