(airflow) branch main updated: Fix BackfillDagRun.partition_key type annotation (str, not datetime) (#68432)

[weilee]

This is an automated email from the ASF dual-hosted git repository.

Lee-W pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/airflow.git


The following commit(s) were added to refs/heads/main by this push:
     new 9126a64abab Fix BackfillDagRun.partition_key type annotation (str, not 
datetime) (#68432)
9126a64abab is described below

commit 9126a64abab9a3ff41f53cad20b3fddac67395cd
Author: Wei Lee <weilee...@gmail.com>
AuthorDate: Fri Jun 12 17:01:38 2026 +0800

    Fix BackfillDagRun.partition_key type annotation (str, not datetime) 
(#68432)
---
 airflow-core/src/airflow/models/backfill.py           | 2 +-
 providers/edge3/docs/img/distributed_architecture.svg | 5 +----
 providers/edge3/docs/img/edge_package.svg             | 5 +----
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/airflow-core/src/airflow/models/backfill.py 
b/airflow-core/src/airflow/models/backfill.py
index 96b7535ecfe..65a5e532062 100644
--- a/airflow-core/src/airflow/models/backfill.py
+++ b/airflow-core/src/airflow/models/backfill.py
@@ -210,7 +210,7 @@ class BackfillDagRun(Base):
     dag_run_id: Mapped[int | None] = mapped_column(Integer, nullable=True)
     exception_reason: Mapped[str | None] = mapped_column(StringID(), 
nullable=True)
     logical_date: Mapped[datetime] = mapped_column(UtcDateTime, nullable=True)
-    partition_key: Mapped[datetime] = mapped_column(StringID(), nullable=True)
+    partition_key: Mapped[str | None] = mapped_column(StringID(), 
nullable=True)
     sort_ordinal: Mapped[int] = mapped_column(Integer, nullable=False)
 
     backfill = relationship("Backfill", 
back_populates="backfill_dag_run_associations")
diff --git a/providers/edge3/docs/img/distributed_architecture.svg 
b/providers/edge3/docs/img/distributed_architecture.svg
index 1bbb56c6fce..3aa77cc590a 100644
--- a/providers/edge3/docs/img/distributed_architecture.svg
+++ b/providers/edge3/docs/img/distributed_architecture.svg
@@ -1,4 +1 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Do not edit this file with editors other than draw.io -->
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd";>
-<svg xmlns="http://www.w3.org/2000/svg"; style="background-color: rgb(255, 255, 
255);" xmlns:xlink="http://www.w3.org/1999/xlink"; version="1.1" width="1313px" 
height="650px" viewBox="-0.5 -0.5 1313 650" content="&lt;mxfile 
host=&quot;cwiki.apache.org&quot; modified=&quot;2025-04-27T20:09:54.050Z&quot; 
agent=&quot;Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:136.0) Gecko/20100101 
Firefox/136.0&quot; etag=&quot;FpFJgG-N56l8xpwPFAtq&quot; 
version=&quot;24.4.0&quot; type=&quot;atlas&quot; scale [...]
+<svg xmlns="http://www.w3.org/2000/svg"; style="background: #ffffff; 
background-color: light-dark(#ffffff, #121212);" 
xmlns:xlink="http://www.w3.org/1999/xlink"; version="1.1" width="1313px" 
height="650px" viewBox="0 0 1313 650"><defs/><rect fill="#ffffff" width="100%" 
height="100%" x="0" y="0" style="fill: light-dark(rgb(255, 255, 255), rgb(18, 
18, 18));"/><g><g data-cell-id="0"><g data-cell-id="1"><g 
data-cell-id="6a7d8f32e03d9370-61"><g><rect x="820" y="70" width="493" 
height="360" fill [...]
diff --git a/providers/edge3/docs/img/edge_package.svg 
b/providers/edge3/docs/img/edge_package.svg
index 24408170c9c..1c0cd8e2464 100644
--- a/providers/edge3/docs/img/edge_package.svg
+++ b/providers/edge3/docs/img/edge_package.svg
@@ -1,4 +1 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Do not edit this file with editors other than draw.io -->
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd";>
-<svg xmlns="http://www.w3.org/2000/svg"; style="background-color: rgb(255, 255, 
255);" xmlns:xlink="http://www.w3.org/1999/xlink"; version="1.1" width="1091px" 
height="561px" viewBox="-0.5 -0.5 1091 561" content="&lt;mxfile 
host=&quot;cwiki.apache.org&quot; modified=&quot;2025-04-27T20:17:45.388Z&quot; 
agent=&quot;Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:136.0) Gecko/20100101 
Firefox/136.0&quot; etag=&quot;gPkWIMjSOMdvw7VuzY7t&quot; 
version=&quot;24.4.0&quot; type=&quot;atlas&quot; scale [...]
+<svg xmlns="http://www.w3.org/2000/svg"; style="background: #ffffff; 
background-color: light-dark(#ffffff, #121212);" 
xmlns:xlink="http://www.w3.org/1999/xlink"; version="1.1" width="1091px" 
height="561px" viewBox="0 0 1091 561"><defs/><rect fill="#ffffff" width="100%" 
height="100%" x="0" y="0" style="fill: light-dark(rgb(255, 255, 255), rgb(18, 
18, 18));"/><g><g data-cell-id="0"><g data-cell-id="1"><g 
data-cell-id="8oGhCDMDDz6uKVvcpTdT-1"><g><rect x="647.85" y="50" width="440" 
height="320 [...]