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29 lines
809 B
Python
29 lines
809 B
Python
"""Add reused_component_id
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Revision ID: a1fc0736bca8
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Revises: 0ef60c3ed440
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Create Date: 2017-02-10 19:32:35.288596
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"""
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# revision identifiers, used by Alembic.
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revision = 'a1fc0736bca8'
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down_revision = '0ef60c3ed440'
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from alembic import op
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import sqlalchemy as sa
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def upgrade():
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with op.batch_alter_table('component_builds') as b:
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b.add_column(sa.Column('reused_component_id', sa.Integer(), nullable=True))
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b.create_foreign_key('component_builds', 'component_builds', ['reused_component_id'], ['id'])
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b.add_column(sa.Column('ref', sa.String(), nullable=True))
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def downgrade():
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with op.batch_alter_table('component_builds') as b:
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b.drop_constraint('component_builds', type_='foreignkey')
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b.drop_column('reused_component_id')
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b.drop_column('ref')
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