SET ROLE. Purpose. Use the SET ROLE statement to enable and disable roles for your current session. You cannot enable more than 148 user-defined roles at one time.
Causes. Most cases of osteomyelitis are caused by staphylococcus bacteria, types of germs commonly found on the skin or in the nose of even healthy individuals.Germs can enter a bone in a variety of ways, including: 1  The bloodstream.auses. Most cases of osteomyelitis are caused by staphylococcus bacteria, types of germs commonly found on the skin or in the nose of even healthy individuals.
1 Osteomyelitis is an infection of bone. 2  Osteomyelitis can occur in any age group. 3  Treatment of osteomyelitis can include antibiotics, splinting, or surgery. 4  A delay in diagnosis or treatment of osteomyelitis can lead to permanent deficits.