airflow 0007_1_6_0_add_dagrun 源码
airflow 0007_1_6_0_add_dagrun 代码
文件路径：/airflow/migrations/versions/0007_1_6_0_add_dagrun.py
#
# 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 ``dag_run`` table
Revision ID: 1b38cef5b76e
Revises: 52d714495f0
Create Date: 2015-10-27 08:31:48.475140
"""
from __future__ import annotations
import sqlalchemy as sa
from alembic import op
from airflow.migrations.db_types import StringID
# revision identifiers, used by Alembic.
revision = '1b38cef5b76e'
down_revision = '502898887f84'
branch_labels = None
depends_on = None
airflow_version = '1.6.0'
def upgrade():
op.create_table(
'dag_run',
sa.Column('id', sa.Integer(), nullable=False),
sa.Column('dag_id', StringID(), nullable=True),
sa.Column('execution_date', sa.DateTime(), nullable=True),
sa.Column('state', sa.String(length=50), nullable=True),
sa.Column('run_id', StringID(), nullable=True),
sa.Column('external_trigger', sa.Boolean(), nullable=True),
sa.PrimaryKeyConstraint('id'),
sa.UniqueConstraint('dag_id', 'execution_date'),
sa.UniqueConstraint('dag_id', 'run_id'),
)
def downgrade():
op.drop_table('dag_run')
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