Page verify CHECKSUM detects altered database pages on read; inspect old settings, understand new writes, and review suspect pages.
BACKUP WITH CHECKSUM: What It Checks and What It Cannot
Use WITH CHECKSUM for backups, inspect checksum history, verify backup media, and understand why restored CHECKDB tests are still needed.
Page Restore: Fixing a Few Corrupt Pages Without a Full Restore
Rehearse page restore on a test database, identify damaged page IDs, apply the backup chain, and verify storage and database consistency.
What RESTORE VERIFYONLY Checks and What It Misses
RESTORE VERIFYONLY checks backup readability and checksums, but it cannot prove a full restore or healthy data; pair it with restore tests.