Tag: cumulative update

SQL Server insights from 25+ years in the field

Performance tips, security advisories, health check findings, and industry analysis. Practical, technically accurate, no fluff.

SQL Server 2022 CU27 Released - Key Fixes and What You Need to Know
21 Sep 2026 · 8 min read

SQL Server 2022 CU27 Released - Key Fixes and What You Need to Know

SQL Server 2022 CU27 (build 16.0.4295.3) delivers 41 fixes including critical security hardening, corruption prevention, and HA improvements. Here is what Australian DBAs need to act on.

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SQL Server 2025 CU9 Released - 44 Fixes Including Critical Security Patches
20 Sep 2026 · 9 min read

SQL Server 2025 CU9 Released - 44 Fixes Including Critical Security Patches

SQL Server 2025 Cumulative Update 9 delivers 44 fixes including serious security hardening across the engine, replication, and enclave components. Build 17.0.5005.3.

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SQL Server 2025 CU8 Released - Key Fixes and What You Need to Know
15 Aug 2026 · 7 min read

SQL Server 2025 CU8 Released - Key Fixes and What You Need to Know

SQL Server 2025 CU8 (build 17.0.4075.5) delivers 12 fixes covering JSON handling, In-Memory OLTP, VSS backups, and more. Here is what Australian DBAs need to act on.

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SQL Server 2025 CU7 Released - Key Fixes and What You Need to Know
30 Jul 2026 · 7 min read

SQL Server 2025 CU7 Released - Key Fixes and What You Need to Know

SQL Server 2025 CU7 (build 17.0.4065.4) is out with 10 fixes covering JSON corruption, security hardening, and HA monitoring. Here is what DBAs need to act on.

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SQL Server 2022 CU14: Key Updates and Enhancements
24 Jul 2024 · 6 min read

SQL Server 2022 CU14: Key Updates and Enhancements

SQL Server 2022 CU14 addresses six significant defects affecting backup reliability, Availability Groups and Linux memory management. Here is what DBAs need to know.

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SQL Server 2019 CU27: Latest Updates and Enhancements
14 Jun 2024 · 5 min read

SQL Server 2019 CU27: Latest Updates and Enhancements

SQL Server 2019 CU27 brings targeted fixes for Availability Groups and Change Tracking, plus broader stability and security improvements every production DBA should know about.

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“Latest Updates: SQL Server 2019 CU21 and 2022 CU5 Released”
16 Jun 2023 · 6 min read

“Latest Updates: SQL Server 2019 CU21 and 2022 CU5 Released”

Microsoft released SQL Server 2019 CU21 and 2022 CU5 in June 2023, fixing over 30 bugs including memory leaks and query correctness issues affecting production environments.

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“SQL Server 2022: Rapid-Fire Updates Enhance Performance and Security”
17 Feb 2023 · 6 min read

“SQL Server 2022: Rapid-Fire Updates Enhance Performance and Security”

Microsoft released SQL Server 2022 CU1 and a GDR within two days of each other, addressing critical backup corruption risks, security vulnerabilities, and memory management issues.

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“SQL Server 2022’s First Update and Enhancements for Previous Versions”
15 Feb 2023 · 6 min read

“SQL Server 2022’s First Update and Enhancements for Previous Versions”

Microsoft's February 2023 security patches addressed four remote code execution vulnerabilities across every supported SQL Server version, while SQL Server 2022 still awaited its first Cumulative Update.

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Microsoft’s Postponement of Patches: Investigating Incorrect Results Bugs in SQL Server 2019 and 2016
12 Feb 2021 · 5 min read

Microsoft’s Postponement of Patches: Investigating Incorrect Results Bugs in SQL Server 2019 and 2016

Microsoft patched two silent incorrect results bugs in SQL Server 2019 CU9 and 2016 SP2 CU16, affecting CONCAT queries and in-memory tables with columnstore indexes.

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The Uncertainty Continues: Microsoft Releases SQL Server 2019 CU8 Amidst Ongoing Issues with Update Documentation
2 Oct 2020 · 6 min read

The Uncertainty Continues: Microsoft Releases SQL Server 2019 CU8 Amidst Ongoing Issues with Update Documentation

Microsoft released SQL Server 2019 CU8 after pulling CU7 due to a critical snapshot bug, but the release notes left DBAs without the information needed to make safe patching decisions.

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Assessing SQL Server 2017 Cumulative Update 22: A Frustrating Lack of Documentation
11 Sep 2020 · 7 min read

Assessing SQL Server 2017 Cumulative Update 22: A Frustrating Lack of Documentation

SQL Server 2017 CU22 addresses real production issues, but Microsoft's sparse documentation makes the install decision harder than it needs to be. Here is what you actually need to know.

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