SQLBalls

Bradley Ball is a Sr. Azure FastTrack Customer Engineer for Microsoft, and former Data Platform MVP. During his IT career Bradley has spent 8 years working as a Defense contractor for clients such as the U.S. Army, The Executive Office of the President of the United States for the Obama Administration, and is the former Data Platform Practice Manager for Pragmatic Works Consulting, now 3Cloud. He has presented at SQL Saturdays, SSUG's, SQL Rally, DevConnections, SQLBits, SQL Live 360, and the PASS Summit. Bradley co-hosts the Tales From The Field YouTube show https://aka.ms/TftF/youtube , he can also be found blogging on https://www.SQLBalls.com

Blog Post

Optimize For Unknown

Hello Dear Reader!  It's been a while.  I was working with a friend and we came across an interesting problem....

2016-12-21 (first published: )

3,323 reads

Optimize For Unknown

Hello Dear Reader!  It's been a while.  I was working with a friend and we came across an interesting problem.  They had a large amount of skewness/data skew.  This...

2016-12-05

6 reads

Blogs

How to Find Expensive Queries in Amazon Redshift

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Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...

The Notification Trap: How Input Fatigue Is Killing Deep Work in Tech

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If you've been here before, you know this blog is usually about SQL Server,...

Designing a Storage Load Test for SQL Server

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I’ve been doing storage load tests for SQL Server for a long time, both...

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Forums

How Long is a Long I/O?

By Steve Jones - SSC Editor

Comments posted to this topic are about the item How Long is a Long...

T-SQL Trigonometric Functions in SQL Server

By Imran2629

Comments posted to this topic are about the item T-SQL Trigonometric Functions in SQL...

Half of All Engineers

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Half of All Engineers

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Question of the Day

How Long is a Long I/O?

In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?

See possible answers