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potiuk pushed a commit to branch attempt-to-revert-dag-versioning
in repository https://gitbox.apache.org/repos/asf/airflow.git

commit 07f9392f25d3ae3dac6b57b5bb661081e2e6bfce
Author: Jarek Potiuk <[email protected]>
AuthorDate: Wed Nov 6 10:28:26 2024 +0100

    Revert "Delete the Serialized Dag and DagCode before DagVersion migration 
(#43700)"
    
    This reverts commit 438f71df8d8621acdc3ddc6e6d3f06a51b66b8cb.
---
 airflow/migrations/versions/0047_3_0_0_add_dag_versioning.py | 7 -------
 docs/apache-airflow/img/airflow_erd.sha256                   | 2 +-
 2 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/airflow/migrations/versions/0047_3_0_0_add_dag_versioning.py 
b/airflow/migrations/versions/0047_3_0_0_add_dag_versioning.py
index ca685ae4e07..12ffc174c75 100644
--- a/airflow/migrations/versions/0047_3_0_0_add_dag_versioning.py
+++ b/airflow/migrations/versions/0047_3_0_0_add_dag_versioning.py
@@ -44,15 +44,8 @@ depends_on = None
 airflow_version = "3.0.0"
 
 
-def _delete_serdag_and_code():
-    op.execute(sa.text("DELETE FROM serialized_dag"))
-    op.execute(sa.text("DELETE FROM dag_code"))
-
-
 def upgrade():
     """Apply add dag versioning."""
-    # Before creating the dag_version table, we need to delete the existing 
serialized_dag and dag_code tables
-    _delete_serdag_and_code()
     op.create_table(
         "dag_version",
         sa.Column("id", UUIDType(binary=False), nullable=False),
diff --git a/docs/apache-airflow/img/airflow_erd.sha256 
b/docs/apache-airflow/img/airflow_erd.sha256
index 48700f5604e..c8963880f84 100644
--- a/docs/apache-airflow/img/airflow_erd.sha256
+++ b/docs/apache-airflow/img/airflow_erd.sha256
@@ -1 +1 @@
-4adae6a26c3378a5da5468eecfcbd27948c2af285a8dcf12ff8c3969e19f19f7
\ No newline at end of file
+f997746cdee45147831f81bcd2d43ec3ca45d7429afa691e385104987ed51d88
\ No newline at end of file

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