Idempotence is the property of certain operations in mathematics and computer science, that can be applied multiple times without changing the result beyond the first time they are run. When you are making changes to a database to deploy a new version, you need to be sure that certain changes aren’t made twice, or in the wrong order.
Over the years, SQL Server Statistics have been discussed in countless blog posts, articles, and presentations, and I believe that they will remain a core topic for a while when speaking about performance. Why is that?
Amazon just announced new X2iedn instance types for Amazon RDS SQL Server. They’re a sweet deal for people who want a high-performance managed database, with really fast cores and more memory per core than you can get in Azure’s managed SQL offerings.
In the latest webinar of our PostgreSQL 101 series, join Ryan Booz, PostgreSQL Advocate at Redgate, and Grant Fritchey, Microsoft Data Platform MVP, and discover:
How to navigate PostgreSQL documentation
The essential things you need to know about PostgreSQL documentation
Other useful learning resources to help make your journey to using PostgreSQL easier
Please register to watch the recording.
DevOps is great, but Steve thinks we need to ensure we include security is a part of what we do when building and deploying software.
This article introduces M language concepts and examples of using M to manipulate data in Excel.
Last Saturday, September 23, was the first day of Fall. Regardless of how much has happened and changed over the last three and a half years, time keeps marching forward. And yet, there's exciting familiarity every time I see November approaching because I know something special is about to happen for those of us in […]
An Azure datacenter had a failure after an incident, partially because they didn't have enough people. Steve notes that staffing is a challenge in many ways.
This article shows how you can have your Azure Data Factory (ADF) pipeline send an email using a Logic App.
SQL Server post migration step is very crucial for reconciling any data accuracy and completeness, as well as uncover performance issues with the workload.
By Brian Kelley
If you want to learn better, pause more in your learning to intentionally review.
By John
If you’ve used Azure SQL Managed Instance General Purpose, you know the drill: to...
By DataOnWheels
Ramblings of a retired data architect Let me start by saying that I have...
Not sure if this is really a relational theory question but it seems about...
Hi everyone, Below is a consolidated summary of what we validated Architecture & data...
Hi all, I recently moved to a new employer who have their HA setup...
I have this data in a SQL Server 2025 table:
CREATE TABLE Response ( ResponseID INT NOT NULL CONSTRAINT ResponsePK PRIMARY KEY , ResponseVal VARBINARY(5000) ) GOIf I want to get a value from this table that I can add to a URL in a browser, which of these code items produces a result I can use? See possible answers