"""userdata1

Revision ID: d4a448c8acdc
Revises: c1b1620d599a
Create Date: 2018-10-04 11:39:42.160540

"""

# revision identifiers, used by Alembic.
revision = 'd4a448c8acdc'
down_revision = 'c1b1620d599a'
branch_labels = None
depends_on = None

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

def upgrade():
    op.add_column('users', sa.Column('last_cleared_alerts', sa.DateTime(), nullable=True))


def downgrade():
    op.drop_column('users', 'last_cleared_alerts')