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Learning New Technology Is Challenging

On nights and weekends, I've been playing with Arduino controllers. I have a couple of projects I'm working through (building a robot that can roll around with "eyes" to avoid obstacles). I've also been trying to work with STM32 controllers, because in a lot of ways, they're more powerful than an Arduino. However, I've hit […]

Technical Article

Transaction locking and row versioning guide

In any database, mismanagement of transactions often leads to contention and performance problems in systems that have many users. As the number of users that access the data increases, it becomes important to have applications that use transactions efficiently. This guide describes the locking and row versioning mechanisms the SQL Server Database Engine uses to ensure the physical integrity of each transaction and provides information on how applications can control transactions efficiently.

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Question of the Day

Creating a JSON Document I

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

TeamID  TeamName  City          YearEstablished
1       Cowboys   Dallas        1960
2       Eagles  Philadelphia  1933
If I run this code, what is returned?
SELECT json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;

See possible answers