You must already have been granted the roles that you name in the SET ROLE statement. Syntax. set_role ::=. Semantics. role. Specify a role to be enabled for the current session. Any roles not listed and not already enabled are disabled for the current session. In the IDENTIFIED BY password clause, specify the password for a role. If the role has a password, then you must specify the password to enable the role.
By Mayo Clinic Staff. 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.
The general causes of joint effusion include: 1. A traumatic injury to a joint 2. Chronic degenerative joint disease or osteoarthritis 3. Infectious joint disease 4. Immune mediated polyarthritis 5. Breed specific causes of polyarthritis 6.