"""remove_unique_campaign_link_constraint

Revision ID: d266d4b30043
Revises: 00790fffcaad
Create Date: 2022-10-02 09:55:20.898657

"""
from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision = 'd266d4b30043'
down_revision = '00790fffcaad'
branch_labels = None
depends_on = None


def upgrade():
    op.execute('''ALTER TABLE "CampaignLink" DROP CONSTRAINT IF EXISTS "_campaign_id_link_uc" ''')


def downgrade():
    op.create_unique_constraint('_campaign_id_link_uc', 'CampaignLink', ['campaign_id', 'link'])