Relational Types.
As I try to drag my team (sometimes with resistance, sometimes with pleasure) into the world of relational principles, I...
2010-12-15
623 reads
Dashboard and KPI Design–the Definitive Industry Standard
First of all, the title is intended to be
a little tongue-in-cheek – just a little bit. I’ll explain. Last week
while I...
2010-12-15
440 reads
Preventing Subscriptions from Blocking Interactive Report Executions
A consulting client recently asked how they could resolve a capacity-planning issue
on their production report server. They manage a busy...
2010-12-15
660 reads
2010: The Year In Review
“Quitting smoking is easy; I’ve done it dozens of times.” the great American writer Mark Twain once said.
Although I’ve never...
2010-12-15
541 reads
SQL Server Hardware Book
One reason (besides laziness) that I have been fairly light on my blogging lately is that I have been working...
2010-12-14
1,282 reads
Group Level Page Numbering using Reporting Services 2008 R2
Using SQL Server Reporting Services, we have always had the ability to use the built in fields (the Globals collection)...
2010-12-14
18,211 reads
SQL Server 2008 Diagnostic Information Queries (Dec 2010)
I have been quite the slacker (by my usual standards) for blogging over the past few weeks, but my excuse...
2010-12-14
678 reads
Busy Week
It’s going to be a busy week for me. At last count, I had over 40 comments for my T-SQL...
2010-12-14
706 reads
Notes from Mirroring Deep Dive Session with Mohammed Sharaf: Microsoft Premier Engineer (I can never learn enough about Mirroring :)
One thing I have gotten wrong before, or not elaborated on during a past presentation on mirroring, although Roman Rehak mentioned...
2010-12-14
3,110 reads
Soft Skills Matter More Than You Think
Over my career I’ve seen interviews fall into three categories:
The technical part. Questions on trace flags, wait states, backups, etc,...
2010-12-14
617 reads
Blogs
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