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
1,752 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
3,396 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)
5,274 reads
Blogs
Daily Coping 3 Feb 2023
By Steve Jones
Today’s coping tip is to ask other people about things they’ve enjoyed recently I...
Daily Coping 2 Feb 2023
By Steve Jones
Today’s coping tip is to challenge negative thoughts and look for the upside. I’m...
Deadline for Microsoft MVP contributions is 20 March 2023
Since changing to the new MVP renewal model, Microsoft MVPs have had until 31...
Forums
Re-creating AG after server loss
We recently had to rebuild servers that were configured with AG. I built everything...
Cannot run DynamicSQL Statement to merge table with JSON
Hi there I have a problem with a dynamicSQL Statement. In this code, I...
find connection details for all ssis jobs
Hi, is there are way using sql that brings a list of the ssis...
Ask SSC