TSQL Tuesday #47 - Your Best SQL Server SWAG

The host for T-SQL Tuesday #47 is Kendal Van Dyke (blog|twitter), and his topic of choice is about the best...

One Year Later

Wow!  It’s been one year since I launched my blog, and my how things have changed.

Accomplishments Over the Past...

The Case of the NULL Query_Plan

As a DBA, we're often asked to troubleshoot performance issues for stored procedures.  One of the most common tools at...

How to Tell If Your Users are Connecting to the Availability Group Listener

You've spent a lot of time planning and building out a new SQL Server 2012 environment complete with Availability Group...

PASS Summit 2013 - You Ain't From Around Here Are Ya?

I know what y'all are thinkin', what's Charlotte got to do with SQL Server?  Just hear me out.  There's a...

Are You the Primary Replica?

UPDATED -- Jul 3, 2015 -- To verify database exists, per comments by Konstantinos Katsoridis. Thanks for finding the bug!

In my recent adventures...

Setup an Availability Group with Multiple Subnets in VMware Workstation

Before we get started, I want to make it clear this is NOT how you would normally configure all these...

VMware vSphere Storage Performance - Thick vs Thin Provisioning

Industry experts will tell you that virtualization of your environment is not done to improve performance, it's done to make...

Investigating Plan Cache Bloat

SQL Server includes a DMV, sys.dm_exec_query_stats, that returns performance statistics for each query plan cached in memory.  However, it can...

An Alternative to SELECT COUNT(*) for Better Performance

Sometimes rapid code development doesn't always produce the most efficient code.  Take the age old line of code SELECT COUNT(*)...