text: # 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 certificate to dbs
  
  Revision ID: b5998378c225
  Revises: 72428d1ea401
  Create Date: 2020-03-25 10:49:10.883065
  
  """
  
  # revision identifiers, used by Alembic.
  revision = "b5998378c225"
  down_revision = "72428d1ea401"
  
  from typing import Dict
  
  import sqlalchemy as sa
  from alembic import op
  
  
  def upgrade():
      kwargs: Dict[str, str] = {}
      bind = op.get_bind()
      op.add_column(
          "dbs",
          sa.Column("server_cert", sa.LargeBinary(), nullable=True, **kwargs),
      )
  
  
  def downgrade():
      op.drop_column("dbs", "server_cert")
  