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Voxxed Days Zurich

That was my first experience at a Voxxed Days event. Obviously I like Oracle-focussed events, but that can give you a blinkered view of the world. There’s a lot...

2026-04-07

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Where is my TNSPING?

I’m a big fan of the “instantclient” solution to Oracle connectivity. No more calls to “runInstaller”, no registry files on Windows, it is just download-unzip-go. That makes installation a...

2026-03-05

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Announcements from the Microsoft Fabric Community Conference — Barcelona 2026

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Let's Talk Certifications

By Grant Fritchey

Comments posted to this topic are about the item Let's Talk Certifications, which is...

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The Empty Aggregate

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Empty Aggregate

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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]
GO
What 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