40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
#
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# Copyright 2015 OpenStack Foundation
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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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"""ck_started_before_ended
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Revision ID: 40c6aae14c3f
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Revises: 1c98ac614015
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Create Date: 2015-04-28 16:35:11.999144
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"""
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# revision identifiers, used by Alembic.
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revision = '40c6aae14c3f'
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down_revision = '1c98ac614015'
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branch_labels = None
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depends_on = None
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from alembic import op
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def upgrade():
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op.create_check_constraint("ck_started_before_ended",
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"resource",
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"started_at <= ended_at")
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op.create_check_constraint("ck_started_before_ended",
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"resource_history",
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"started_at <= ended_at")
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