def downgrade():
op.drop_index(op.f('idx_device_current_device_token'), table_name='device')
op.drop_column('device', 'last_login_ts')
op.execute(func_process_user_login_old)
op.execute(create_get_elligible_user_message_pairs)
op.execute(create_update_user_message_last_time_sent)
op.execute(create_get_and_update_messages_to_send)
op.execute('DROP FUNCTION IF EXISTS "keep_max_users_per_device" (int2, text, int2);')
34dd0bf00472_max_users_per_device.py 文件源码
python
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