52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
# 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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"""Associate multiple projects with teams
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Revision ID: 065
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Revises: 064
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Create Date: 2019-03-07 11:25:31.308033
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"""
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# revision identifiers, used by Alembic.
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revision = '065'
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down_revision = '064'
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from alembic import op
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import sqlalchemy as sa
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def upgrade(active_plugins=None, options=None):
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op.create_table('project_teams',
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sa.Column('project_id', sa.Integer(), nullable=False),
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sa.Column('team_id', sa.Integer(), nullable=False),
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sa.ForeignKeyConstraint(['project_id'], ['projects.id'], ),
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sa.ForeignKeyConstraint(['team_id'], ['teams.id'], )
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)
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dialect = op.get_bind().engine.dialect
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if dialect.supports_alter:
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op.drop_constraint('projects_ibfk_1', 'projects', type_='foreignkey')
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op.drop_column('projects', 'team_id')
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def downgrade(active_plugins=None, options=None):
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dialect = op.get_bind().engine.dialect
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if dialect.supports_alter:
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op.add_column('projects', sa.Column(
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'team_id', sa.Integer(), autoincrement=False, nullable=True))
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op.create_foreign_key(
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'projects_ibfk_1', 'projects', 'teams', ['team_id'], ['id'])
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op.drop_table('project_teams')
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