# 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
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"""sqla_descr

Revision ID: 55179c7f25c7
Revises: 315b3f4da9b0
Create Date: 2015-12-13 08:38:43.704145

"""

# revision identifiers, used by Alembic.
revision = '55179c7f25c7'
down_revision = '315b3f4da9b0'

from alembic import op
import sqlalchemy as sa


def upgrade():
    op.add_column('tables', sa.Column('description', sa.Text(), nullable=True))


def downgrade():
    op.drop_column('tables', 'description')
