Cardinality estimation (CE) is a process used by the query optimizer to estimate the number of rows returned by a query or sub-part of a query. These estimates rely on two underlying things: statistics about the data and a set of assumptions—known as the model.
2023-12-06
Welcome to part twenty of the plansplaining series. It has been a long time since I last wrote a plansplaining post, partly because of my health, but also for a large part because I was out of ideas. But recently I decided to dig a bit deeper into a feature that was released in SQL Server 2017 and that I had so far not played with: SQL Graph.
2023-12-06
This article examines how GitHub Copilot might be used when working with T-SQL Code.
2023-12-05
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If you aspire to drive Database DevOps at your company, regardless of the sector you work in, this webinar provides a unique opportunity to learn from experts in the finance sector who have successfully paved the way. Join us December 6th.
2023-12-04
Learn about various PowerShell commands that can be used to administer virtual machines on Amazon AWS.
2023-12-04
Learn the basics of how to work with objects in Cassandra, a NoSQL database.
2023-12-01
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We are excited to share that there are several Accelerated Database Recovery enhancements in SQL Server 2022.
2023-12-01
On social media, I asked folks, “Why haven’t you disabled the SA account in your SQL Servers? Wrong answers only.” The results were pretty funny:
2023-12-01
Learn how this extension in Azure Data Studio makes it easy to import flat files in a CSV or JSON format.
2023-11-29
1,044 reads
In this article, we look at how using the Tablock hint in SQL Server could impact concurrency and block other sessions.
2023-11-29
It’s me again with my apparently semi-annual blog post. This time we’re going to...
By Steve Jones
I saw an article on this and realized I had no idea how to...
In this blog post I wrote a tip about fixing the PostgreSQL backup failure...
Hey all, Currently trying to build a report in SSRS using SSAS cube. Load...
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