In all my years working with SQL Server and navigating disaster recovery scenarios, I’ve come across surprisingly few practical and comprehensive guides on filegroup-level restoration. While many resources cover full and differential backups well enough, they often overlook or simplify the nuances of restoring just a portion of a database—especially when dealing with complex environments where data is distributed across multiple filegroups. The questions that really matter in real-world recovery situations are often left unanswered. For example, is it possible to recover a single corrupted filegroup without affecting the rest of the database? How should we approach recovery
