old_contents: # 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.
  """deprecate dbs.perm column
  
  Revision ID: a72cb0ebeb22
  Revises: 743a117f0d98
  Create Date: 2020-06-21 19:50:51.630917
  """
  
  import sqlalchemy as sa
  from alembic import op
  
  # revision identifiers, used by Alembic.
  revision = "a72cb0ebeb22"
  down_revision = "743a117f0d98"
  
  
  def upgrade():
      with op.batch_alter_table("dbs") as batch_op:
          batch_op.drop_column("perm")
  
  
  def downgrade():
      with op.batch_alter_table("dbs") as batch_op:
          batch_op.add_column(sa.Column("perm", sa.String(1000), nullable=True))
  
new_contents: # 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.
  """deprecate dbs.perm column
  
  Revision ID: a72cb0ebeb22
  Revises: ea396d202291
  Create Date: 2020-06-21 19:50:51.630917
  """
  
  import sqlalchemy as sa
  from alembic import op
  
  # revision identifiers, used by Alembic.
  revision = "a72cb0ebeb22"
  down_revision = "ea396d202291"
  
  
  def upgrade():
      with op.batch_alter_table("dbs") as batch_op:
          batch_op.drop_column("perm")
  
  
  def downgrade():
      with op.batch_alter_table("dbs") as batch_op:
          batch_op.add_column(sa.Column("perm", sa.String(1000), nullable=True))
  
subject: Fix alembic migrations order (#10156)