Storage - A meeting of minds
Even if you are not an infrastructure guy a good grasp of storage basics will stand you in good stead
2012-07-16
5,490 reads
David Poole
- Interests: Badminton, Cycling and Music. Keen piano player.
Fun with sp_executeSQL
Switching from 32 BIT SQL Server to a 64 BIT edition illustrates how removing a bottleneck from a system can have a detrimental affect overall
2012-01-31
17,143 reads
Intersect, Except, Union, All and Any
Longtime author and expert DBA David Poole examines a few T-SQL commands that he has never used. Learn how some of these little used T-SQL items function and see if they work for you.
2011-12-23 (first published: 2009-07-20)
40,626 reads
sp_prepexec and nHibernate
SQL Server architect David Poole sets about exploring sp_prepexec when called from nHibernate.
2011-12-08
9,844 reads
Mind mapping software - How it can help the DBA
Mind mapping software allows the rapid capture of thoughts and ideas. It is a killer app that can easily help a busy DBA capture their thoughts
2011-12-01
8,143 reads
Pascals Triangle, Home Work and Root Cause Analysis
A lively comparison of Pascal's triangle to root cause analysis from David Poole.
2011-10-19
4,562 reads
2011-09-15
11,727 reads
An nHibernate Head Scratcher
An interesting mystery on why some nHibernate performance issues might exist on your systems. Read this piece from SQL Server expert David Poole and look to see if this is a problem you can easily solve in your environment.
2011-04-11
6,183 reads
Excel with Stored Procedures
Longtime DBA David Poole brings us an interesting situation in involving setting up a user to allow Excel to query data from SQL Server.
2010-08-13 (first published: 2008-08-13)
61,392 reads
A Quick Look at the MPP World
David Poole takes a look at the Massively Parallel Processing world for database servers.
2010-08-11
4,612 reads
Blogs
The flight recorder: Replaying what an AI agent did on my SQL Server
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Au Revoir for now
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications, which is...
The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
Question of the Day
The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers