In this blog post, we will discuss the recent implementation of trace flags 1117 and 1118 by a client when it is not required since 2016
Detecting Deadlocks in SQL Server Using Trace Flags 1204 and 1222
Well, let us discuss Detecting Deadlocks in SQL Server Using Trace Flags 1204 and 1222. T-SQL for enabling, disabling, and checking the status of these trace flags.
SQL SERVER – Checking Traceflag Status with TRACESTATUS
one of the first things which I check is if any specific trace flag is enabled on the server or not. Let us learn how we can do that with TRACESTATUS.
SQL SERVER – Unable to Disable Query Store for Always On Database
My clients enabled query store features to perform some troubleshooting which was a cause of unable to disable Query Store for Always On Database.
SQL SERVER – TempDB and Trace Flag 1117 and 1118 – Not Required
Yes, it is true that from SQL Server 2016, Trace Flag 1117 and 1118 are not required. Recently I was hired by a large banking firm to help.
SQL SERVER – Get Last Known Actual Execution Plan for a Previously Cached Query Plan
This feature works with SQL Server 2019 and onwards. If you are using an earlier version of SQL Server this feature will not work and will give you an error. One of the most common questions I receive during Comprehensive Database Performance Health Check is how to get the last known actual execution plan for a previously cached query plan.
SQL SERVER – Script Level Upgrade for Database ‘master’ Failed Because Upgrade Step ‘SSIS_hotfix_install.sql’ Encountered Error 15151
Recently I was helping a client where SQL Server upgrade was failing with an error. If you have seen my blogs, there have been many blogs where I explain steps to fix upgrade-related issues. In this blog, we would learn about fixing another cause of script level upgrade for database ‘master’ failed.