SQL in the City 2019 in London
We’ve started setting up our SQL in the City Summits for 2019 and the first one is London on April...
2019-02-20
777 reads
Optimize for ad hoc VS single use plans
Yesterday’s post talked about single use plans. The statements I’m using are also called ad hoc queries. The alternative to...
2019-02-20
370 reads
Creating custom SQL Server Helm charts
In my previous post I went through how to deploy SQL Server to Kubernetes using Helm in which I used...
2019-03-07 (first published: 2019-02-20)
3,039 reads
Odd Behavior With LOB/Overflow Data
In writing some sample demos around LOB and Row-Overflow data I found a couple of oddities in the way reads...
2019-02-20
178 reads
7 more ways to Query Always on Availability groups
Post Updated: Replaced Query 3 with transactions/sec query.
When we first published 7 ways to Query Always On Availability Groups using...
2019-02-19
401 reads
SQLTreeo Add-In guide
SQLTreeo Add-In Plugin for SQL Server Management Studio Version Applies to SQLTreeo Add-In version 0.8.7 or higher. Purpose Informational guide on how to use the SQLTreeo...
2019-02-19
144 reads
SQLTreeo Add-In guide
SQLTreeo Add-In Plugin for SQL Server Management Studio Version Applies to SQLTreeo Add-In version 0.8.7 or higher. Purpose Informational guide...
2019-02-19
310 reads
Azure Data Lake Store Gen2 is GA
Azure Data Lake Store (ADLS) Gen2 was made generally available on February 7th. In short, ADLS Gen2 is the best of the previous version of ADLS (now called ADLS Gen1)...
2019-02-19
118 reads
Azure Data Lake Store Gen2 is GA
Azure Data Lake Store (ADLS) Gen2 was made generally available on February 7th. In short, ADLS Gen2 is the best of...
2019-02-19
816 reads
How to get Live Execution Plan using Extended Events
Introduction
Have you ever found yourself in a situation where you were supposed to troubleshoot a long running expensive query that...
2019-03-06 (first published: 2019-02-19)
6,889 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