"""

Revision ID: 0195_ft_notification_timestamps
Revises: 0194_ft_billing_created_at
Create Date: 2018-05-22 16:01:53.269137

"""
import sqlalchemy as sa
from alembic import op

revision = "0195_ft_notification_timestamps"
down_revision = "0194_ft_billing_created_at"


def upgrade():
    op.add_column("ft_notification_status", sa.Column("created_at", sa.DateTime(), nullable=False))
    op.add_column("ft_notification_status", sa.Column("updated_at", sa.DateTime(), nullable=True))


def downgrade():
    op.drop_column("ft_notification_status", "updated_at")
    op.drop_column("ft_notification_status", "created_at")
