Allows a DBA to enable or disable the asynchronous IO used by the RLV persistence log.
TRUE, FALSE
A change in value requires a database close and re-open, or a server restart.
Option can be set at the database (PUBLIC) or user level. When set at the database level, the value becomes the default for any new user, but has no impact on existing users. When set at the user level, overrides the PUBLIC value for that user only. No system privilege is required to set option for self. System privilege is required to set at database level or at user level for any user other than self.
Requires the SET ANY PUBLIC OPTION system privilege to set this option. Can be set temporary for an individual connection or for the PUBLIC role. If permitted, can be set for an arbitrary other user or role, or for all users via the role. Takes effect immediately.