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new 5d8cda8c5b Add index for event column in log table (#23625)
5d8cda8c5b is described below
commit 5d8cda8c5be42c8daaaa904d29a1011833c0c699
Author: Gabriel Machado <[email protected]>
AuthorDate: Wed May 11 16:45:33 2022 +0200
Add index for event column in log table (#23625)
---
...0109_1de7bc13c950_add_index_for_event_in_log.py | 44 ++++++++++++++++++++++
airflow/models/log.py | 5 ++-
docs/apache-airflow/migrations-ref.rst | 4 +-
3 files changed, 51 insertions(+), 2 deletions(-)
diff --git
a/airflow/migrations/versions/0109_1de7bc13c950_add_index_for_event_in_log.py
b/airflow/migrations/versions/0109_1de7bc13c950_add_index_for_event_in_log.py
new file mode 100644
index 0000000000..2023a3c294
--- /dev/null
+++
b/airflow/migrations/versions/0109_1de7bc13c950_add_index_for_event_in_log.py
@@ -0,0 +1,44 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+"""Add index for ``event`` column in ``log`` table.
+
+Revision ID: 1de7bc13c950
+Revises: b1b348e02d07
+Create Date: 2022-05-10 18:18:43.484829
+
+"""
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = '1de7bc13c950'
+down_revision = 'b1b348e02d07'
+branch_labels = None
+depends_on = None
+airflow_version = '2.3.1'
+
+
+def upgrade():
+ """Apply Add index for ``event`` column in ``log`` table."""
+ op.create_index('idx_log_event', 'log', ['event'], unique=False)
+
+
+def downgrade():
+ """Unapply Add index for ``event`` column in ``log`` table."""
+ op.drop_index('idx_log_event', table_name='log')
diff --git a/airflow/models/log.py b/airflow/models/log.py
index 95e93752e3..b2a5639dcd 100644
--- a/airflow/models/log.py
+++ b/airflow/models/log.py
@@ -38,7 +38,10 @@ class Log(Base):
owner = Column(String(500))
extra = Column(Text)
- __table_args__ = (Index('idx_log_dag', dag_id),)
+ __table_args__ = (
+ Index('idx_log_dag', dag_id),
+ Index('idx_log_event', event),
+ )
def __init__(self, event, task_instance=None, owner=None, extra=None,
**kwargs):
self.dttm = timezone.utcnow()
diff --git a/docs/apache-airflow/migrations-ref.rst
b/docs/apache-airflow/migrations-ref.rst
index 88a1f84b6c..4b24e943cc 100644
--- a/docs/apache-airflow/migrations-ref.rst
+++ b/docs/apache-airflow/migrations-ref.rst
@@ -25,7 +25,9 @@ Here's the list of all the Database Migrations that are
executed via when you ru
.. Beginning of auto-generated table
+---------------------------------+-------------------+-------------+--------------------------------------------------------------+
-| ``b1b348e02d07`` (head) | ``75d5ed6c2b43`` | ``2.3.0`` | Update
dag.default_view to grid |
+| ``1de7bc13c950`` (head) | ``b1b348e02d07`` | ``2.3.1`` | Add
index for ``event`` column in ``log`` table. |
++---------------------------------+-------------------+-------------+--------------------------------------------------------------+
+| ``b1b348e02d07`` | ``75d5ed6c2b43`` | ``2.3.0`` | Update
dag.default_view to grid |
+---------------------------------+-------------------+-------------+--------------------------------------------------------------+
| ``75d5ed6c2b43`` | ``909884dea523`` | ``2.3.0`` | Add
map_index to Log. |
+---------------------------------+-------------------+-------------+--------------------------------------------------------------+
