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We want to drop this column. First we have to stop using it anywhere. Needs to be made nullable so we can stop writing to it.
33 lines
1.0 KiB
Python
33 lines
1.0 KiB
Python
"""
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Revision ID: 0221_nullable_service_branding
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Revises: 0220_email_brand_type_non_null
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Create Date: 2018-08-24 13:36:49.346156
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"""
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from alembic import op
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revision = '0221_nullable_service_branding'
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down_revision = '0220_email_brand_type_non_null'
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def upgrade():
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op.drop_constraint('services_branding_fkey', 'services', type_='foreignkey')
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op.drop_index('ix_services_history_branding', table_name='services_history')
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op.drop_index('ix_services_branding', table_name='services')
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op.alter_column('services_history', 'branding', nullable=True)
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op.alter_column('services', 'branding', nullable=True)
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def downgrade():
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op.create_index(op.f('ix_services_branding'), 'services', ['branding'], unique=False)
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op.create_index(op.f('ix_services_history_branding'), 'services_history', ['branding'], unique=False)
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op.create_foreign_key(None, 'services', 'branding_type', ['branding'], ['name'])
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op.alter_column('services', 'branding', nullable=False)
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op.alter_column('services_history', 'branding', nullable=False)
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