Month: December 2019

Trace Flags That Are Now Defaulted Behaviors in SQL Server

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If you have ever attended one of my performance tuning sessions, you know I tend to talk about  trace flags.  Trace Flags can help fix performance issues and some are now defaulted in later SQL Server versions. In my opinion, when a trace flag’s behavior defaulted in a version, then you should potentially put them in place within environments that do not have them implemented. Below, are a few of these particular traces flag along with Microsoft’s definition of what each trace flag does, taken straight from MS documents.  I have also included a brief commentary on each one.  As… Continue Reading

Introduction to the performance features on SQL Server on Linux

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I’ve been tinkering with SQL Server on Linux lately and noted a few things in regards to performance I thought I would share with you. SQL Server 2019 on Linux uses the same SQL Server database engine with many of the performance features and services you would find on Windows. There are more similarities than you would initially think. However, if you’re a Linux user who is new to SQL Server, I thought the following introduction to some performance features on SQL Server 2019 on Linux will be helpful. Columnstore index As I’ve written about before in my 3-part blog… Continue Reading