50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
# 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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#
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"""create metric status column
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Revision ID: 39b7d449d46a
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Revises: 3901f5ea2b8e
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Create Date: 2015-09-16 13:25:34.249237
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = '39b7d449d46a'
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down_revision = '3901f5ea2b8e'
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branch_labels = None
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depends_on = None
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def upgrade():
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enum = sa.Enum("active", "delete", name="metric_status_enum")
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enum.create(op.get_bind(), checkfirst=False)
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op.add_column("metric",
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sa.Column('status', enum,
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nullable=False,
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server_default="active"))
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op.create_index('ix_metric_status', 'metric', ['status'], unique=False)
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op.drop_constraint("fk_metric_resource_id_resource_id",
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"metric", type_="foreignkey")
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op.create_foreign_key("fk_metric_resource_id_resource_id",
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"metric", "resource",
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("resource_id",), ("id",),
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ondelete="SET NULL")
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