Establish two Enterprise Edition reservations, one for each project. For the SLA project, set a baseline of 300 slots and enable autoscaling up to 500 slots. For the ad-hoc project, set a reservation baseline of 0 slots and disable the ignore idle slots flag.

Create a single Enterprise Edition reservation for both projects with a baseline of 300 slots and enable autoscaling up to 700 slots.

Configure two Enterprise Edition reservations, one for each project. For the SLA project, set a baseline of 800 slots. For the ad-hoc project, enable autoscaling up to 200 slots.