MVP for Another Year
I am honored and humbled to be awarded the Microsoft Most Valuable Professional award for the Data Platform category. This is my 6th award, and I am just as...
2019-07-30
10 reads
MVP for Another Year
I am honored and humbled to be awarded the Microsoft Most Valuable Professional award for the Data Platform category. This is my 6th award, and I am just as...
2019-07-30
14 reads
MVP for Another Year
I am honored and humbled to be awarded the Microsoft Most Valuable Professional award for the Data Platform category. This is my 6th award, and I am just as...
2019-07-30
16 reads
Collecting Server Performance Metrics: PowerShell
In a recent post I wrote about collecting server performance metrics using Performance Monitor, a free utility built into Windows. With a little work up front, we are able...
2019-07-30
32 reads
Collecting Server Performance Metrics: PowerShell
In a recent post I wrote about collecting server performance metrics using Performance Monitor, a free utility built into Windows. With a little work up front, we are able...
2019-07-30
78 reads
Collecting Server Performance Metrics: PowerShell
In a recent post I wrote about collecting server performance metrics using Performance Monitor, a free utility built into Windows. With a little work up front, we are able...
2019-07-30
15 reads
Collecting Server Performance Metrics: PowerShell
In a recent post I wrote about collecting server performance metrics using Performance Monitor, a free utility built into Windows. With a little work up front, we are able...
2019-08-13 (first published: 2019-07-30)
3,332 reads
Execution Plans: Statistics
Watch this week’s Statistics video on YouTube. Last week we looked at what execution plans are and how you can view them. This week I want to discuss what data...
2019-08-12 (first published: 2019-07-30)
704 reads
Execution Plans: Statistics
Watch this week's video on YouTube
Part 1: Introduction to Execution Plans
Part 2: Overview of Statistics
Part 3: Reading an Execution Plan
Part 4: Commonly Troublesome Operators
Part 5: Troubleshooting Execution Plans
Last week...
2019-07-30
31 reads
Execution Plans: Statistics
Watch this week's video on YouTube
Part 1: Introduction to Execution Plans
Part 2: Overview of Statistics
Part 3: Reading an Execution Plan
Part 4: Commonly Troublesome Operators
Part 5: Troubleshooting Execution Plans
Last week...
2019-07-30
13 reads
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
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...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications
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