2024-11-25
179 reads
math
Banker’s Rounding. What is it good for?
An in depth look at the implications of using Banker's Rounding.
2020-06-15
18,639 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)
5,394 reads
SQL for 8-year-old Math…But Be Careful of Implicit Type Conversion
How we can use SQL to solve a math problem published in The Guardian...but with a caution about implicit type conversion.
2015-07-14
7,509 reads
Integer left and right shift
3 functions that implement the left (<<), right (>>) and unsigned right (>>>) shift operators, commonly found in C-style languages.
2012-02-15 (first published: 2011-12-30)
8,119 reads
Blogs
How Fabric Mirroring Transformed with SQL Server 2025
When mirroring was first released for Azure SQL Database, it used Change Data Capture...
The DIY Cost of Masking Test Data For Smaller Organizations
By Steve Jones
One of the things I’ve tried hard to do in database development situations if...
T-SQL Tuesday #196 – Two risky career decisions I made
By DataOnWheels
The T-SQL Tuesday topic this month comes James Serra. What career risks have you...
Forums
XACT_ABORT being set to ON by web services
We have two "identical" instances of an ASP.NET web service (or so I have...
OPENQUERY Flexibility
Comments posted to this topic are about the item OPENQUERY Flexibility
A Full Shutdown
Comments posted to this topic are about the item A Full Shutdown
Question of the Day
OPENQUERY Flexibility
Which of these are valid OPENQUERY() uses?
See possible answers