---
upgrade:
  - |
    The following parameters of the ``ironic`` class has been removed.

    - ``database_min_pool_size``
    - ``database_connection``
    - ``database_max_retries``
    - ``database_idle_timeout``
    - ``database_reconnect_interval``
    - ``database_retry_interval``
    - ``database_max_pool_size``
    - ``database_max_overflow``

  - |
    The ``database_min_pool_size`` parameter of the ``ironic::db`` class has
    been removed.