SQL Server cumulative updates testing matrix
Overview
CU includes security + functional fixes—test apps before mass prod.
Matrix axes
App tier (ERP, DW, misc), test type (smoke, reporting job, ETL), owner sign-off.
Timeline
N-1 adoption common unless security bulletin demands latest.
Rollback
Snapshot VM + native SQL backup before CU; document build number after.
Communication
DBA declares “green” before app owners sign—shared responsibility.
Related Articles
EDR deployment checklist for new workstations
## Overview Use this runbook when onboarding a new Windows workstation or re-imaging a device that...
Handling Defender for Business false positives
## Overview False positives waste analyst time and train users to ignore alerts. This article stand...
Application allowlisting with Windows Defender ASR rules
## Overview Attack Surface Reduction (ASR) rules reduce exploit surface by constraining Office macr...