Performance tuning

SQLServerCentral Article

Performance Tuning with SQLFacts Tools

  • Article

The need for performance tuning your SQL Server workloads has never been more critical. As workloads are moved into cloud services, their efficiency has a direct impact on the recurring bills. A workload that consumes more resources than necessary costs more to host in the cloud and affects the bottom line for your organization.

(3)

You rated this post out of 5. Change rating

2023-04-07

10,969 reads

SQLServerCentral Article

Optimize Your SQL by Reformulating the Spec

  • Article

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.

(3)

You rated this post out of 5. Change rating

2021-05-07 (first published: )

5,388 reads

The Basics - Level 1 of the Stairway to Query Store

  • Stairway Step

Introduction Instead of going straight into the topic of the Query Store, I would like to start this Stairway Series by mentioning a few performance tuning scenarios that are very common to production DBAs. I think most of us have been in one of these situations at some time: An application experiencing slowness after a […]

(5)

You rated this post out of 5. Change rating

2020-10-07 (first published: )

6,890 reads

Blogs

The Book of Redgate: Spread across the world

By

This was Redgate in 2010, spread across the globe. First the EU/US Here’s Asia...

Merry Christmas

By

Today is Christmas and while I do not expect anybody to actual be reading...

Self-Hosting a Photo Server the Whole Family Can Use

By

Until recently, my family's 90,000+ photos have been hidden away in the depths of...

Read the latest Blogs

Forums

Happy Holidays, Let's Do Nerdy Stuff

By Grant Fritchey

Comments posted to this topic are about the item Happy Holidays, Let's Do Nerdy...

UNISTR Escape

By Steve Jones - SSC Editor

Comments posted to this topic are about the item UNISTR Escape

Celebrating Tomorrow

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Celebrating Tomorrow

Visit the forum

Question of the Day

UNISTR Escape

In SQL Server 2025, I run this command:

SELECT UNISTR('*3041*308A*304C\3068 and good night', '*') as "A Classic";
What is returned? (assume the database has an appropriate collation) A: B: C:

See possible answers