Forcing a Plan That Has a Plan Guide

The question that came up during a recent class I was teaching was: What if you have a plan guide...

Get Rid of those unused indexes!

Indexes in relational databases are very helpful and increase the speed to access data.  However maintaining indexes is just as...

How many Cores per Socket do I need?

(Be sure to checkout the FREE SQLpassion Performance Tuning Training Plan - you get a weekly email packed with all the...

PayPal for Non Profits

Part of having 501c(3) status is figuring out where and how it might make a difference. Applying for non profit...

SQL Census–From the Redgate Foundry

The Foundry at Redgate Software is our version of Microsoft Research. Kind of. We tackle some projects that are interesting...

SQL Server I/O

Sometimes I like to see and know what SQL server is doing under certain operations and recently I wrote an...

To Influence or Be Influenced?

Getting feedback from others is that little check that is needed to help progress and move in the right direction. When allowing time and opportunity for feedback from others,...

To Influence or Be Influenced?

How have you impacted somebody in the community?
Well, have I come up with a doozy of a topic for this...

T-SQL Tuesday #109 – Mentors and Mentees

G’day again,
So, it’s time for T-SQL Tuesday again, the blog party 
started by Adam Machanic (
This time we're talking about people...

Visualizing Nested Loops Joins And Understanding Their Implications

This post is the first in a series about physical join operators (be sure to check out part 2 - merge joins, and part 3 - hash match joins).

Watch...