The SQL Server resource was earlier set to depend on a Volume Manager Disk Group resource that corresponded to the disk group created for the application. After you add the RVG resource for that disk group, you must change the dependency. You set the database resource to depend on the RVG resource instead.
You must set the dependency on the RVG resource on both primary and secondary sites.
The following figure indicates the dependencies required.
To change the SQL Server resource dependency properties