5615d58892a1_.py 文件源码

def downgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.add_column('conditional', sa.Column('evaluation', sa.INTEGER(), autoincrement=False, nullable=True))
    op.drop_constraint(None, 'conditional', type_='foreignkey')
    op.drop_constraint(None, 'conditional', type_='foreignkey')
    op.create_foreign_key('conditional_evaluation_fkey', 'conditional', 'spring_evals', ['evaluation'], ['id'])
    op.drop_column('conditional', 's_evaluation')
    op.drop_column('conditional', 'i_evaluation')
    ### end Alembic commands ###