Working with T-SQL function AVG ()
Learn about the T-SQL function, AVG(), and see how it is used in a few different cases.
2022-07-01
2,703 reads
aggregate function
Handling Aggregations on a Poorly Designed Database
When the database design is not great, you may have to write some creative queries to get what you need.
2020-02-17
3,460 reads
Optimize Your SQL by Reformulating the Spec
As SQL developers, we tend to think of performance tuning in terms of crafting the best table indices, avoiding scalar and table valued functions, and analyzing query plans (among other things). But sometimes going back to the spec and applying some properties of elementary math can be the best way to begin to improve performance of SQL queries which implement mathematical formulas. This article is a case study of how I used this technique to optimize my SQL implementation of the Inverse Simpson Index.
2021-05-07 (first published: 2019-09-12)
5,388 reads
Blogs
Enterprise AI Operating Rhythm – Top 5 practices for 2026
2025 exposed a growing gap between AI ambition and operational reality. As budgets tightened...
Stop Being Surprised by Your Azure Bill: Use Budgets
By John
When organizations migrate workloads to Azure, the focus is usually on architecture, performance, and...
Resetting on the AI hype train
By Brian Kelley
There's a great article from MIT Technology Review about resetting on the hype of...
Forums
Celebrating Tomorrow
Comments posted to this topic are about the item Celebrating Tomorrow
SQL Art: I Made a Christmas Card In SSMS
Comments posted to this topic are about the item SQL Art: I Made a...
lookup error
I am using ssrs in visual studio 2022, I work on a report, there...
Question of the Day
Celebrating Tomorrow
Which of these is more appropriate for tomorrow?
See possible answers