SQL Server Internals: Tempdb Part 2 SQL Server has been around for over 30 years, and I’ve been working with SQL Server for almost as long. I’ve seen a lot of changes over the years (and decades!) and versions of this incredible product. In these posts I’ll share with you how I look at some […]
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Since the columnstore index was first introduced back with SQL Server® 2012, there have been a lot of questions about when you should use a columnstore and when you should use a traditional rowstore index. This is especially true following Microsoft’s latest enhancements to the columnstore. Microsoft touts some impressive performance gains using the columnstore […]
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Times have changed for the SQL Server® DBA. Not so long ago, SQL Server was a Windows-only application, and the SQL Server DBA didn’t really need to worry about other platforms. The toolset needed to manage SQL Server was well known and had been around for a quite a while. That all changed with the […]
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SQL Server® has been around for over 30 years, and I’ve been working with it for almost as long. I’ve seen a lot of changes over the years (and decades!) to this incredible product. In these posts, I’ll share with you how I look at some of the features or aspects of SQL Server, sometimes […]
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A lot of different factors go into SQL Server® performance, which can make troubleshooting performance problems difficult. However, there are many common SQL Server deployment mistakes that can impact SQL Server performance. In this presentation, you’ll learn about some of the common mistakes that can degrade SQL Server performance and how to avoid them. You’ll […]
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Since the release of SQL Server® 2017 on Linux®, DBAs have been waiting for a native release of SQL Server Management Studio (SSMS) on Linux. At this point, Microsoft has stated that they have no plans for a native Linux version of SSMS. However, they have just released a preview version of SQL Operations Studio, […]
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In Part 1 of this series, we looked at a brief description of in-memory tables, the syntax for creation, and benchmarked data insertion and update. Part 2 will continue with a concentration on the SELECT statement for benchmarking, and also touch on in-memory stored procedures. In-Memory SELECT Performance For the purpose of the following […]
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I’ve always been fascinated by performance, and my careers and hobbies have shown this. I’ve been a rocket scientist, sports car driver, USAF fighter pilot, and now a SQL Server® geek. When in-memory tables first came out in SQL Server 2014, I was highly intrigued by the prospect of something that did not require the […]
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Over last 18 months, I’ve given several SQL Saturday (and a PASS Virtual DBA) presentations on indexes. These presentations have evolved and I find it hard to complete the material I want to address in 60 minutes. But the more I dive into the material, the more I am learning. Several times I have been […]
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Microsoft has been investing a lot in Azure SQL Database. One of the feature which was introduced in Azure SQL Database was called as Query Store. This feature enables SQL Server to collect the query execution related data continuously in tables. Later, it can be used to see the historical data and solve few of […]
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Since the release of Windows Server 2012 and SQL Server 2012,you now have the option of installing SQL Server databases on Windows Server SMB file Shares. You can do this for either standalone SQL Server installations or for clustered instances. In part 1, I provided an overview of the Windows Server SMB enhancements that made […]
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Working with SQL Server, one has to learn the terms of various configurations and have to understand how these configurations can be done. More important to those configuration mayhem is the need to understand what level of scope these configurations have effect. A typical example in one of the recent customer interaction, they were doing […]
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