V$HVMASTER_INFO

V$HVMASTER_INFO describes the current and previous master instances and the number of re-masterings of Global Enqueue Service resources.

Column	Datatype	Description
`HV_ID`	`NUMBER`	Hash value ID
`CURRENT_MASTER`	`NUMBER`	Master instance of this hash value ID
`PREVIOUS_MASTER`	`NUMBER`	Previous master instance of this hash value ID
`REMASTER_CNT`	`NUMBER`	Number of times this has been remastered