Table variables can cause performance issues with joins when they contain a large number of rows. In SQL Server 2019, Microsoft has improved how the optimizer works with table variables which can improve performance without making changes to your code. In this article, Greg Larsen explains how this feature works and if it really does make a difference.
Phil Factor demonstrates a cunning way to test stored procedures or functions, such as after refactoring, by storing the 'before' and 'after' results in views and then using SQL Data Compare to spot any discrepancies.
It can be hard to evaluate your career and job situation, but Steve has some ideas today.
You want to check for corruption, but you don’t want to slow down your primary production server. In this post, I’m specifically talking about offloading the corruption checking process. I’m not talking about doing corruption checking on both the primary and other servers – that’s wonderful, and if you’re doing that, you should hug yourself. You’re doing a good job. Who’s a good dog? You are! Good dog.
Distributed workforces have very quickly become the norm. The 2020 State of Database Monitoring survey explores the impact of remote working on estate management and how organisations are responding. You can read the full findings in the free report, here.
Get a basic introduction to Terraform by deploying and removing SQL Servers and a failover group to Azure.
I am old enough to remember when many large corporations implemented chargebacks. Essentially, each internal department was charged for their usage of IT systems, similar to how we are charged in the cloud. It was a mess, and individual departments had to answer for excessive charges. I don't know that any department ever lost service, […]
Microsoft introduced Columnstore with SQL Server 2012 and have improved the feature in every version since then. You may be wondering why they are different than traditional indexes and how they work. In this series, Edward Pollack explains the architecture of Columnstore indexes. In future articles in the series, he will describe best practices for Columnstore.
Database deployments are on the rise, with more organizations releasing weekly or daily. But this does not always result in more value being delivered. Steve Jones advises the steps you can take to unlock the value of frequent releases in this blog.
Introduction I was experimenting with vector search in SQL Server 2025 using approximately 3.8...
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
You can find the slides and SQL scripts for my session “Spice up your...
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Which of the following psql meta commands (also called backslash or slash commands) will provide information about tables within a database?
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