"""empty message Revision ID: 1759f73274ee Revises: bf11ab2f0a7a Create Date: 2020-05-10 18:33:55.376369 """ import sqlalchemy_utils from alembic import op import sqlalchemy as sa # revision identifiers, used by Alembic. revision = '1759f73274ee' down_revision = 'bf11ab2f0a7a' branch_labels = None depends_on = None def upgrade(): # ### commands auto generated by Alembic - please adjust! ### op.add_column('email_log', sa.Column('bounced_mailbox_id', sa.Integer(), nullable=True)) op.create_foreign_key(None, 'email_log', 'mailbox', ['bounced_mailbox_id'], ['id'], ondelete='cascade') # ### end Alembic commands ### def downgrade(): # ### commands auto generated by Alembic - please adjust! ### op.drop_constraint(None, 'email_log', type_='foreignkey') op.drop_column('email_log', 'bounced_mailbox_id') # ### end Alembic commands ###