"""empty message

Revision ID: 0065_users_current_session_id
Revises: 0064_update_template_process
Create Date: 2017-02-17 11:48:40.669235

"""

# revision identifiers, used by Alembic.
revision = "0065_users_current_session_id"
down_revision = "0064_update_template_process"

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


def upgrade():
    op.add_column(
        "users",
        sa.Column("current_session_id", postgresql.UUID(as_uuid=True), nullable=True),
    )


def downgrade():
    op.drop_column("users", "current_session_id")