sys.dm_hadr_availability_replica_cluster_states (Transact-SQL)

Applies to: SQL Server

Returns a row for each Always On availability replica (regardless of its join state) of all Always On availability groups (regardless of replica location) in the Windows Server Failover Clustering (WSFC) cluster.

Column name Data type Description
replica_id uniqueidentifier Unique identifier of the availability replica.
replica_server_name nvarchar(256) Name of the instance of SQL Server hosting the replica.
group_id uniqueidentifier Unique identifier of the availability group.
join_state tinyint - 0 = Not joined
- 1 = Joined, standalone
- 2 = Joined, failover cluster instance
join_state_desc nvarchar(60) - NOT_JOINED
- JOINED_STANDALONE
- JOINED_FCI

Permissions

For SQL Server 2019 (15.x) and earlier versions, requires VIEW SERVER STATE permission on the server.

For SQL Server 2022 (16.x) and later versions, requires VIEW SERVER PERFORMANCE STATE permission on the server.

See also