The 'idle_deployment' option in the automation controller code scales down both the task/web deployments as well as the database.

There is no option available to prevent the database from being idle'd using the automation controller operator.

This is the code for this:

https://github.com/ansible/awx-operator/blob/605b46d83c86d211a82e4092340a2522d426e2c7/roles/installer/tasks/idle_deployment.yml#L20-L31

This is the option that is required for the automation controller operator:

https://gitlab.cee.redhat.com/ansible/aap-gateway-operator/-/blob/f5db295626195f09555eb9bb5c41eca127479582/roles/ansibleautomationplatform/tasks/idle_aap.yaml#L90-101