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Brandings with a domain set should be considered canonical. It doesn’t make sense to have the same domain set on multiple different email brands – you can’t tell which one to use.
21 lines
432 B
Python
21 lines
432 B
Python
"""
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Revision ID: 0223_add_domain_constraint
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Revises: 0222_drop_service_branding
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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 = '0223_add_domain_constraint'
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down_revision = '0222_drop_service_branding'
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def upgrade():
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op.create_unique_constraint('uq_email_branding_domain', 'email_branding', ['domain'])
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def downgrade():
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op.drop_constraint('uq_email_branding_domain', 'email_branding')
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