Parallelism can reduce concurrency. This is a strong reason not to allow SQL Server to execute queries aggressively in parallel mode. In this tip, I will set up a demo to show that parallelism reduces query performance on a server with high concurrency.
2026-03-23
Every few years, someone asks a familiar question: do we really still need to disable the sa account in SQL Server? After all, it’s 2026. SQL Server has better encryption, better auditing, better defaults, and more security features than ever before. Surely this old guidance belongs in the past?
2026-03-20
SQL Server Management Studio keeps adding features, but unless you look you probably don’t notice. In this article, we look at the new Query Hint Recommendation Tool in SSMS 2022 and how this can be used.
2026-03-18
LinkedIn is full of absolute trash these days. Just flat out b****** garbage. (Oh yeah, that – this post should probably come with a language disclaimer, because this stuff makes me mad.)
2026-03-16
SSMS 22 has several new features. Is there a compilation list of the new features? How will these features help me as a SQL Server professional?
2026-03-13
Data fabric, data lakehouse, and data mesh have recently appeared as viable alternatives to the modern data warehouse. These new architectures have solid benefits, but they're also surrounded by a lot of hyperbole and confusion. This practical book provides a guided tour of these architectures to help data professionals understand the pros and cons of each.
2026-03-11 (first published: 2024-02-29)
6,293 reads
rogrammatic interaction with SQL Server or Azure SQL from a Python script is possible using a driver. A popular driver has been pyodbc that can be used standalone or with a SQLAlchemy wrapper. SQLAlchemy on its own is the Python SQL toolkit and Object Relational Mapper for developers. In the end of 2025 Microsoft released v1 of their own Python SQL driver called mssql-python. How do you get started using mssql-python for programmatic access to your SQL Server?
2026-03-11
Monitoring and alerting can be overwhelming tasks, especially for those new to the world of managing production data. One common challenge for any data professional is the identification and management of queries that run for longer than they should.
2026-03-09
I know a lot of y’all lag behind on upgrading SSMS, but v22.3 just introduced something that you need to be aware of. It’s going to impact any of your users who DO upgrade their SSMS, or who use Github Copilot. There’s something that you can do in order to improve Copilot’s code quality and make it match your preferred coding standards.
2026-03-06
This tip demonstrates how find and list allf duplicate rows in a dataset using a Common Table Expression (CTE).
2026-03-04
By Steve Jones
I wrote an article recently on the JSON_OBJECTAGG function, but neglected to include an...
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...
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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;
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