"""clin delete cascade

Revision ID: fda6bd7e1b65
Revises: e0c6eb21771f
Create Date: 2019-08-07 16:37:02.451277

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'fda6bd7e1b65'
down_revision = 'e0c6eb21771f'
branch_labels = None
depends_on = None


def upgrade():
    op.drop_constraint("clins_task_order_id_fkey", "clins")
    op.create_foreign_key("clins_task_order_id_fkey", "clins", "task_orders", ["task_order_id"], ["id"], ondelete="cascade")


def downgrade():
    op.drop_constraint("clins_task_order_id_fkey", "clins")
    op.create_foreign_key("clins_task_order_id_fkey", "clins", "task_orders", ["task_order_id"], ["id"], ondelete="no action")