Since the title might be considered a bit vague, I don’t want you to wade through the article to figure it out. I will spare you the typical clickbait introduction, with me telling you what a foreign key constraint is, and why it and all the other constraint types provided by relational engines are useful. […]
Today, Grant talks about reasons that companies don't upgrade.
You have dropped a column and wondering why you haven't recovered any space? Let's take a look.
In this article, I will discuss the history and thinking behind several types of logic that are typically associated with writing relational database code.
The PIVOT operator was added to the Transact-SQL language in SQL Server 2005. It allows you to turn your row data on its side, so it can be presented as column data. This is useful when you want take unique column values and have them displayed as column headings, where the column headings are associated with summarized values displayed below each column heading. In this article I will be exploring how to use the PIVOT operator.
Today, Grant Fritchey compares a disaster caused by a toilet to technical debt in IT.
Sometimes when you do GROUP BY, the order of the columns does matter. For example, these two SELECT queries produce different results:
Management is important to ensuring the success of a team. Steve talks about an anti-pattern that is often used by poor managers.
An updatable view in SQL Server is a view that allows modifications such as INSERT, UPDATE, or DELETE operations on the underlying tables through the view.
Container orchestration has become a cornerstone of modern application deployment. For beginners stepping into the world of modern application deployment and orchestration, understanding the essence and significance of Kubernetes is essential.
By Will Assaf
I recently reviewed, worked on, and added a similar example to the DATETIMEOFFSET Microsoft...
Database administrators (DBAs) are the backbone of data-driven organizations. If you're looking to break...
By Brian Kelley
Another security fundamentals topic is authentication versus authorization. For those who have a clear...
Experts, I am learning some skills so I can troubleshoot some performance-related issues. I...
How to install mysql-connector-python-8.4.0.zip it does not have setup.py. Checked also: mysql-connector-python-8.4.0.tar.gz
What happens when I run this code:
SELECT p.ProductName , p.ProductCategory FROM dbo.Product AS p WITH (NOLOCK, TABLOCK);See possible answers