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Installing Docker Desktop on Mac

Introduction This article will help you install the Docker Desktop for Mac. Before we show that, let us start by understanding what the Docker Desktop software can do for you. To understand Docker, we need to understand what a container is. If you remember a few years ago, the only way of deploying application code […]

SQLServerCentral Article

Navigating Trees With CTE

Introduction This article shows how common table expressions (CTE) in SQL Server are naturally suited for navigating trees, such as finding its longest path, or diameter. Recall that a tree is an undirected graph where unique paths exist between any two nodes (i.e. vertices). Any node may be selected as its top node, with its […]

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Tell us about how you monitor your databases

The 2021 State of Database Monitoring survey is now open, and we want to know how you’re currently tackling your server, instance, and database monitoring. By taking part, you’ll contribute to the sole industry-wide report on database monitoring, and provide insights into how SQL Server professionals manage their estates and what challenges they face. Plus, you’ll receive an advanced copy of the report and entry to a prize draw to win a $500 Amazon voucher.

SQLServerCentral Editorial

The Thriving Data Community

A while back I wrote an editorial about how I believed the data community would easily continue after the PASS organization was no more. I'm pleased as punch to be able to report that I was right. Not because I enjoy being right (I do, who doesn't), but because I care very much for the […]

SQLServerCentral Editorial

Things We Are Missing

I read this great little blog post called "Trying to Notice What's Missing." It's not real long and it's worth your time. If you'd like a TLDR, the author points out how in-person meetings at conferences resulted in enhancements to open source software due to superior, in-person, communication. Strictly on a personal level, I miss […]

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Question of the Day

Creating a JSON Document II

I want to create a JSON document that contains data from this table:

TeamID TeamNameCity         YearEstablished
1      Cowboys  Dallas       1960
2      Eagles   Philadelphia 1933
3      Packers  Green Bay    1919
4      Chiefs   Kansas City  1960
If I run this code, what document(s) is/are returned?
SELECT json_objectagg( n.city : n.TeamName)
FROM dbo.NFLTeams n;

See possible answers