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.
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.
I want to make this a participation topic. When you are working, do you listen to music or do you need quiet? And if it isn’t music, do you do something else? TV, movies? For me, it is almost always music. As I write my first Database Weekly newsletter editorial in a few months, I […]
By HeyMo0sh
After working deep in cloud operations, I’ve learned that FinOps isn’t really about dashboards...
By gbargsley
Hello, dear blog reader. Today’s post is coming to you straight from the home...
By Steve Jones
This month I’m thrilled that Steve Hughes is hosting. I’ve read this Data on...
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I want to create a JSON document that contains data from this table:
TeamID TeamName City YearEstablished 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933If I run this code, what is returned?
SELECT json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers