SQL Server Radio

Guy and Eitan discuss an interesting case study where crazy high CPU was detected after an upgrade to SQL Server 2025.
Relevant links:
SQL 2025 showing crazy-high CPU | LobsterPot Solutions
Enable Automatic Tuning - Azure SQL Database & Azure SQL Managed Instance | Microsoft Learn
Plan Forcing in SQL Server - Erin Stellato

Guy and Eitan discuss news regarding SQL Server 2025, specifically that it's now publicly available on Amazon RDS, but also that Web Edition is now gone.
Also, Guy shares an interesting use case with troubleshooting disk IO latency issues.
And finally, Guy and Eitan discuss the differences between SQL Server and PostgreSQL, and why would anyone still be paying for SQL Server.
Relevant links:
Amazon RDS for SQL Server now supports Microsoft SQL Server 2025
SQL Server Web Edition Discontinued. Now What?
SQL Server 2025: Web Edition Is Gone
SQL Server 2016 end of support is here: Plan your next steps
Troubleshoot slow SQL Server performance caused by I/O issues
sqlfingers.com: Why Are We Still Paying for SQL Server?

Guy and Eitan go over Paul Randal's article of "Top Ten SQL Server Performance Tuning Best Practices" (published in last March), and add their own input.
We also talk about considerations of upgrading SQL Server to 2025, and we also learn something new about Temp Table Caching.
Relevant links:
SQL101: Top Ten SQL Server Performance Tuning Best Practices - Paul S. Randal
SQL Server 2016 Extended Security Updates: Stay Protected While You Modernize | Microsoft Community Hub
Memory-optimized TempDB metadata | Microsoft Learn
Limitations of Memory-optimized TempDB metadata | Microsoft Learn
SQL Server 2022 addresses GAM and SGAM contention in TempDB
Temporary Table Caching Explained
SQL Server Temporary Object Caching

Guy talks about an interesting incident involving performance problems in a virtual environment.
And also, we talk about the SSMS StatisticsParser extension and the question of SSMS extensions in general.
Relevant links:
vmware.com/docs/sql-server-on-vmware-best-practices-guide
Hyper-V and SQL Server Best Practices: What We Wish You Knew - SQL Server Consulting - Straight Path Solutions
Announcing the SSMS StatisticsParser Extension - Brent Ozar Unlimited®
SSMS Extension List
Statistics are not collected when creating new table and indexes and loading data after. · Issue #990 · olahallengren/sql-server-maintenance-solution

Guy and Eitan discuss a few new things in the latest SSMS update, and Eitan tells about a very peculiar use case involving transactional replication and AlwaysOn Availability Groups, and Guy talks about a use case involving deletion triggers.
Important note: The part about SQL Server 2025 CU4 adding automatic update was an April 1st joke :)
Relevant links:
SSMS 22.5.2 Release
Migrate SQL Server to Azure SQL | Microsoft Learn
Introducing optimized locking v2 | Microsoft Community Hub
SQL Server 2025 CU4 Adds Automatic Updates - Brent Ozar Unlimited® (April 1st joke)
Hot Patching SQL Server Engine in Azure SQL Database | Microsoft Community Hub
Configure Replication with Always on Availability Groups