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[v3-1-test] Improve get dag grid structure endpoint speed (#55942) #56937

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Merged
merged 2 commits into from
Oct 21, 2025
Merged

[v3-1-test] Improve get dag grid structure endpoint speed (#55942) #56937

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51d3ac2
[v3-1-test] Improve get dag grid structure endpoint speed (#55942)
dor-bernstein Sep 23, 2025
2985ebd
fixup! fixup! [v3-1-test] Improve get dag grid structure endpoint spe…
Lee-W Oct 21, 2025
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3 changes: 3 additions & 0 deletions airflow-core/src/airflow/api_fastapi/core_api/routes/ui/grid.py
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Original file line number Diff line number Diff line change
Expand Up @@ -161,6 +161,9 @@ def get_dag_structure(

serdags = session.scalars(
select(SerializedDagModel).where(
# Even though dag_id is filtered in base_query,
# adding this line here can improve the performance of this endpoint
SerializedDagModel.dag_id == dag_id,
SerializedDagModel.id != latest_serdag.id,
SerializedDagModel.dag_version_id.in_(
select(TaskInstance.dag_version_id)
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