neutron/neutron/db/migration/alembic_migrations/versions/44621190bc02_add_uniquecons...

48 lines
1.3 KiB
Python

# Copyright 2014 OpenStack Foundation
#
# Licensed 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_uniqueconstraint_ipavailability_ranges
Revision ID: 44621190bc02
Revises: juno
Create Date: 2014-09-23 15:14:15.051921
"""
# revision identifiers, used by Alembic.
revision = '44621190bc02'
down_revision = 'juno'
from alembic import op
TABLE_NAME = 'ipavailabilityranges'
UC_1_NAME = 'uniq_ipavailabilityranges0first_ip0allocation_pool_id'
UC_2_NAME = 'uniq_ipavailabilityranges0last_ip0allocation_pool_id'
def upgrade():
op.create_unique_constraint(
name=UC_1_NAME,
source=TABLE_NAME,
local_cols=['first_ip', 'allocation_pool_id']
)
op.create_unique_constraint(
name=UC_2_NAME,
source=TABLE_NAME,
local_cols=['last_ip', 'allocation_pool_id']
)