When I was perusing my LinkedIn feed the other day, I came across this thread about using SELECT *. In one of the replies, Aaron Cutshall noted that: “Another real performance killer is SELECT DISTINCT especially when combined with UNION. I have a whole list of commonly used hidden performance killers!”
Hey all! It's me, Grant. For those who don't me, Grant Fritchey. I work with Steve Jones, the person normally talking to you here. Yes, Redgate actually employs me, and continues to. I don't know why either. Anyway, Steve is off for a few weeks on his sabbatical. More power to him and I hope […]
In this next level of the Stairway to Snowflake, we delve into Event Tables. These are used to capture telemetry from your Snowflake database.
SQL Server 2025 improved PSPO to handle multiple predicates that might have parameter sensitivity, and that’s great! I love it when Microsoft ships a v1 feature, and then gradually iterates over to make it better. Adaptive Memory Grants were a similar investment that got improved over time, and today they’re fantastic.
Learn how to get started running R scripts in R/Studio for data analysis.
Computer network security is important, and it's something we ought to be more concerned with as data professionals.
Your choice of how you encode data can be significant. With computers and databases, you have a wide range of options. As a programmer, you will likely be called upon at some time in your career to design and coding scheme for particular application. It would really help if you at least avoided designing a bad one.
The latest work trend report from Microsoft shows people have peak work three times a day, and often out of normal working hours.
In this next part of the series on Managed Instance, we see how to discover a bit about the internals of how the instance is being run. Learn how to kill and respawn a Managed Instance.
By Steve Jones
I haven’t done one of these in awhile, but I saw an article recently...
In last months one of the scenarios where you can use AI has been...
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
Comments posted to this topic are about the item Creating JSON II
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On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers