An Introduction to Enterprise Architecture
An Introduction to Enterprise Architecture
In this series I’m going to be looking at enterprise architecture. Over the last few years...
2018-03-20
407 reads
Blog Posts
Experiment with SQL Server and DBFS on Linux
Given that Microsoft now considers Linux a ‘first-class citizen’, SQL Server 2017 offers native support for Linux. It is engineered...
2018-03-20
363 reads
How To Steal Data Using Second Order SQL Injection Attacks
Watch this week's video on YouTube
One misconception some people have about SQL injection is that it can only happen when concatenating a user input parameter directly into your dynamically...
2018-03-20
24 reads
How To Steal Data Using Second Order SQL Injection Attacks
Watch this week's video on YouTube
One misconception some people have about SQL injection is that it can only happen when concatenating a user input parameter directly into your dynamically...
2018-03-20
15 reads
Identify R Package Dependencies Using miniCRAN
Installing R packages in SQL Server 2017 is a breeze with the stored procedure sp_execute_external_script. But so far, it is limited...
2018-03-20
466 reads
Migrate SSRS 2017 to Power BI Report Server
UPDATE: The blog post doesn’t make this exactly clear, but fiddling around with the report database to get the upgrade...
2018-03-20 (first published: 2018-03-08)
3,924 reads
Power BI Custom Visuals Class (Module 93 – Mapbox Visual)
In this module you will learn how to use the Mapbox Visual. The Mapbox Visual allows you to visualize geographical...
2018-03-20 (first published: 2018-03-09)
2,671 reads
Validating SMO security bugs with Pester
SQL Server Management Objects (SMO) are the .NET classes underpinning Management Studio and all good PowerShell that interfaces with SQL...
2018-03-20
83 reads
# Not the GDPR News
# Not the GDPR News
Mark Williams and myself will delivering a seminar called #Not the GDPR news in Cardiff on the...
2018-03-19
388 reads
“The report server Web Portal URLs and Web Service URLs don’t match”
A client recently upgraded a server, and then started receiving this error when they tried to access the SSRS Reports...
2018-03-19
1,127 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