36 lines
1.3 KiB
Python
36 lines
1.3 KiB
Python
#
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# Copyright 2013 eNovance
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_utils import timeutils
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from sqlalchemy import MetaData, Table, Column, DateTime
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def upgrade(migrate_engine):
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meta = MetaData(bind=migrate_engine)
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resource = Table('resource', meta, autoload=True)
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timestamp = Column('timestamp', DateTime)
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resource.drop_column(timestamp)
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received_timestamp = Column('received_timestamp', DateTime)
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resource.drop_column(received_timestamp)
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def downgrade(migrate_engine):
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meta = MetaData(bind=migrate_engine)
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resource = Table('resource', meta, autoload=True)
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timestamp = Column('timestamp', DateTime)
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resource.create_column(timestamp)
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received_timestamp = Column('received_timestamp', DateTime,
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default=timeutils.utcnow)
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resource.create_column(received_timestamp)
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