SQL Server - Check If The Failover Cluster Is Configured Or Not

Check if the failover cluster is configured or not using SERVERPROPERTY In SQL Server.

In this blog, we will see how to check if the failover cluster is configured or not, using "SERVERPROPERTY".

What's the "SERVERPROPERTY"?

"SERVERPROPERTY" is a System-defined Function used to return the SQL Server Instance Information.

"SERVERPROPERTY" Syntax

  1. SERVERPROPERTY ('propertyname')

ISCLUSTERED

Use ISCLUSTERED property to check if the failover cluster is configured or not.
 
0 Clustered
1 Not Clustered

Example

  1. declare @IsClustered as sql_variant  
  2. set @IsClustered = (select SERVERPROPERTY('IsClustered'))  
  3. select @IsClustered as IsClustered ,  
  4. case @IsClustered  
  5. when 0 then 'Not Clustered'  
  6. when 1 then 'Clustered'  
  7. else 'Invalid Input'  
  8. end as 'IsClustered Status'  

 

Output



Check if the failover cluster is configured or not, using PowerShell?

You can use Windows PowerShell to invoke SQL command on a reachable server within the network using Invoke-Sqlcmd cmdlet, as the following.
  • Open Windows PowerShell as Administrator
  • Type the Invoke-Sqlcmd with the below parameters.

    • -query: the SQL query that you need to run on the remote server.
    • -ServerInstance: the SQL server instance name.
    • -Username: the username that has sufficient permission to access and execute SQL query on the remote server.
    • -Password: the password of the elevated user.

      PS SQLSERVER:\> Invoke-Sqlcmd -query "select SERVERPROPERTY('IsClustered') as 'IsClustered'" -ServerInstance "epm\epmdb" -Username sa -Password *****

Applies To

  • SQL Server 2008.
  • SQL Server 2012.
  • SQL Server 2014.
  • SQL Server 2016.
  • SQL Server 2017.

Reference

See Also