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notifications-api/migrations/versions/0351_unique_key_annual_billing.py

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"""
Revision ID: 0351_unique_key_annual_billing
Revises: 0350_update_rates
Create Date: 2021-04-12 09:02:45.098875
"""
from alembic import op
revision = '0351_unique_key_annual_billing'
down_revision = '0350_update_rates'
def upgrade():
op.create_unique_constraint(
'uix_service_id_financial_year_start', 'annual_billing', ['service_id', 'financial_year_start']
)
def downgrade():
op.drop_constraint('uix_service_id_financial_year_start', 'annual_billing', type_='unique')