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SQL SERVER – How to Get List of SQL Server Instances Installed on a Machine Via T-SQL?

Earlier last year, I had posted a very interesting blog post which still today gets quite a lots of interest is SQL SERVER – How to Get List of SQL Server Instances Installed on a Machine?. In the recent Comprehensive Database Performance Health Check, the client wanted to get this one done by T-SQL only. I had replied to them via email but never got around to blog about it here.

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SQL SERVER – DBCC CHECKDB Waiting for PREEMPTIVE_OS_DEVICEIOCONTROL

As you might already know that I am a SQL Server Performance Tuning Expert who also acts as a “on-demand consultant” for many organizations across the world who have performance tuning or any other issue related to SQL Server. Once I was working with one of my clients and their DBA asked a question. In this blog, we would learn about possible ways to handle a situation where DBCC CHECKDB is indefinitely waiting for PREEMPTIVE_OS_DEVICEIOCONTROL.

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SQL SERVER – Always On Availability Groups and Full-Text Index

One of the most successful offerings from me has been Comprehensive Database Performance Health Check. Sometimes during my assistance, some random issues appear which I try to solve as well. In a recent engagement, one of their developers asked a question about the coexistence of full-text index and always on availability groups. In this blog, we would learn about one common issue which you might face when full text and availability group is used together.

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SQL SERVER – New Way to Use DBCC Page in SQL Server 2019

As soon as a new version of SQL Server is announced, I always try to find new things and update my old post with new information or write a new post. In this blog, we would learn about new function introduced in SQL Server 2019 which is a partial replacement of DBCC PAGE.
If you have not heard about the capability of DBCC PAGE then you can look at my earlier blog on the same topic. SQL SERVER – Identifying Page Types

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SQL SERVER – Always On Secondary Replica Huge Redo Queue – Version Store is Full. New Version(s) Could Not be Added

One of my earlier clients to whom I helped in configuration Always On Availability Group came back to me with strange behavior. In this blog, we would discuss error Version store is full. New version(s) could not be added. In this situation, I also found that the redo queue was increasing continuously on the secondary replica.

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SQL SERVER – Azure Key Vault Deletion Error – Vault ‘ProdRecoveryVault’ Cannot be Deleted as There are Existing Resources Within the Vault

Along with my performance consulting, I also help many clients in fixing some quick issue. You can refer to various consulting services which I provide. This blog is an outcome of one such engagement where the has Azure Key vault and was not able to delete it. In this blog, we would learn about how to fix error Vault ‘Name’ cannot be deleted as there are existing resources within the vault.

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