Improved RCSI Ghost Cleanup in SQL Server 2022
An example of poor update performance under RCSI as compared with locking read committed. Details of an improvement in SQL Server 2022 that can help avoid the worst effects.
DAX For SQL Folks: Part I- Intro to DAX, Power BI and Data Viz
In this first article, get an introduction to DAX, it's uses, and the basics of a DAX query as compared to a T-SQL query.
Stairway to SSAS Tabular Level 6: Creating Meaningful Measures
In this sixth level of the SSAS Tabular stairway, learn how to create meaningful measures.
The Data Center that Exploded
A while back, in a Simple-Talk editorial meeting, someone bet Phil Factor that he couldn't come up with a Halloween story. To our surprise he said he could, as long as he didn't have to keep to the strict literal truth. In the end, he came up with a story about a story, and it is true that he first told the story in a data Centre at Halloween!
How Much AI Do We Need?
AI seems to be invading many different parts of our life. Today Steve wonders how much we really need.
GUID in SQL Server
This tip's objective is to present and describe several T-SQL examples for creating, using, and analyzing GUIDs and assessing their uniqueness.
Subscribing to a Great New Year
It is December 27, and the most significant day of the year for reviewing your life is quickly approaching. New Year’s Day is probably the most positive day of the year when people, in all manner of situations, think back to the previous rotation around the earth and decide what they will do better this […]
How to Repair Corrupt MySQL Tables
In the modern world, the companies are not solely dependent on a specific database server platform. There are many database platforms available that are adequate to handle moderate workload and client requirements of high availability and disaster recovery. MySQL is one of those database platforms which provides a lot of features and high performance. Just […]
Blogs
Using CAT for Testing of Data Agents
In last months one of the scenarios where you can use AI has been...
Are you getting value from your reporting?
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
The Book of Redgate: SQL Server Central
By Steve Jones
It was neat to stumble on this in the book, a piece by me,...
Forums
Creating JSON II
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Question of the Day
Creating JSON II
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers