"""make_objective_optional

Revision ID: 3ca114ad110b
Revises: ba05435c32d0
Create Date: 2021-02-22 11:27:48.581615

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '3ca114ad110b'
down_revision = 'ba05435c32d0'
branch_labels = None
depends_on = None


def upgrade():
    op.alter_column('Campaign', 'objective_id', existing_type=sa.INTEGER(), nullable=True)


def downgrade():
    op.alter_column('Campaign', 'objective_id', existing_type=sa.INTEGER(), nullable=False)