T-SQL Tuesday #124 – Monitoring Query Store’s Impact on Your System
This month’s T-SQL Tuesday blogging party is brought to you well by me and I wanted to talk more about Query Store. I did write a book on it...
2020-03-10
187 reads
T-SQL Tuesday #124 – Using Query Store or Not Let’s Blog
Ever since Microsoft introduced Query Store I’ve been working with it, back to the CTPs in 2016. I started presenting on it because it benefited my current company at...
2020-03-03
32 reads
T-SQL Tuesday #123 – Life Hacks
Jess Pomfret is hosting month’s T-SQL Tuesday, and asked us to share our favorite life hacks – something that makes our day easier. I have a few,some people have told...
2020-02-19 (first published: 2020-02-12)
547 reads
T-SQL Tuesday #123 – Life Hacks
Jess Pomfret is hosting month’s T-SQL Tuesday, and asked us to share our favorite life hacks – something that makes our day easier. I have a few,some people have told...
2020-02-12
9 reads
T-SQL Tuesday #123 – Life Hacks
Jess Pomfret is hosting month’s T-SQL Tuesday, and asked us to share our favorite life hacks – something that makes our day easier. I have a few,some people have told...
2020-02-12
9 reads
Reflection on Talking at SQLSaturday Charlotte About Mental Health
On December 7, I did a session on mental illness and mental health problems being more common in IT than you think. Before the event the PASS WIT Virtual...
2019-12-26 (first published: 2019-12-11)
247 reads
Reflection on Talking at SQLSaturday Charlotte About Mental Health
On December 7, I did a session on mental illness and mental health problems being more common in IT than you think. Before the event the PASS WIT Virtual...
2019-12-11
6 reads
Reflection on Talking at SQLSaturday Charlotte About Mental Health
On December 7, I did a session on mental illness and mental health problems being more common in IT than you think. Before the event the PASS WIT Virtual...
2019-12-11
9 reads
T-SQL Tuesday #121: Gifts received for this year
At the end of 2019, Mala (b|t) invites us to write about the gifts we’ve gotten during the year. I’ve been gifted with a lot of things this year personally...
2019-12-23 (first published: 2019-12-10)
251 reads
T-SQL Tuesday #121: Gifts received for this year
At the end of 2019, Mala (b|t) invites us to write about the gifts we’ve gotten during the year. I’ve been gifted with a lot of things this year personally...
2019-12-10
9 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