superset/migrations/versions/1a1d627ebd8e_position_json.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.
"""position_json

Revision ID: 1a1d627ebd8e
Revises: 0c5070e96b57
Create Date: 2018-08-13 11:30:07.101702

"""


import sqlalchemy as sa
from alembic import op

from superset.utils.core import MediumText

# revision identifiers, used by Alembic.
revision = "1a1d627ebd8e"
down_revision = "0c5070e96b57"


def upgrade():
    with op.batch_alter_table("dashboards") as batch_op:
        batch_op.alter_column(
            "position_json",
            existing_type=sa.Text(),
            type_=MediumText(),
            existing_nullable=True,
        )


def downgrade():
    with op.batch_alter_table("dashboards") as batch_op:
        batch_op.alter_column(
            "position_json",
            existing_type=MediumText(),
            type_=sa.Text(),
            existing_nullable=True,
        )