2008-11-11
2,974 reads
Design and Theory
2008-11-05
3,657 reads
2008-09-17
3,121 reads
2008-08-27
3,136 reads
Introduction to the Transaction Log
The transaction log is a fairly complex construct in SQL Server and present in every database installation. New author James Rea brings us a great introduction to how the log works and how to maintain it.
2009-11-06 (first published: 2008-07-02)
40,758 reads
2008-05-28
4,057 reads
2008-04-04
4,005 reads
2008-02-15
3,506 reads
2007-12-03
3,557 reads
Building a Quality BI Framework Solution Starts with a Quality ETL Sol
Developing an effective solution requires quality within and across all components of the BI architecture.
2007-09-20
2,840 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