| # 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. |
| """change_table_unique_constraint |
| |
| Revision ID: b4456560d4f3 |
| Revises: bb51420eaf83 |
| Create Date: 2016-04-15 08:31:26.249591 |
| |
| """ |
| from alembic import op |
| |
| # revision identifiers, used by Alembic. |
| revision = "b4456560d4f3" |
| down_revision = "bb51420eaf83" |
| |
| |
| def upgrade(): |
| try: |
| # Trying since sqlite doesn't like constraints |
| op.drop_constraint("tables_table_name_key", "tables", type_="unique") |
| op.create_unique_constraint( |
| "_customer_location_uc", "tables", ["database_id", "schema", "table_name"] |
| ) |
| except Exception: |
| pass |
| |
| |
| def downgrade(): |
| try: |
| # Trying since sqlite doesn't like constraints |
| op.drop_constraint(u"_customer_location_uc", "tables", type_="unique") |
| except Exception: |
| pass |
