The Database Transaction Unit (DTU) Decoded
In an Azure SQL Database, you pay for a certain number of DTUs, but what are these? Steve Jones explains.
If SQL Server Runs on Linux, What's Left for April Fools Day
It’s still a bit hard to believe that SQL Server will soon run on Linux. If you think back to the early days of SQL 7, 2000, even 2005, who would have bet any money on it ever happening?
Relational Algebra and its implications for NoSQL databases
With the rise of NoSQL databases that are exploiting aspects of SQL for querying, and are embracing full transactionality, is there a danger of the data-document model's hierarchical nature causing a fundamental conflict with relational theory? We asked our relational expert, Hugh Bin-Haad to expound a difficult area for database theorists.
Examining SQL Server 2016
Today Steve Jones wonders if any of you are looking at the next version of our platform, SQL Server 2016.
Creating a Date Dimension in a Tabular Model
As well as its multidimensional model, SQL Server Analysis Services (SSAS) now has a tabular model of database that either runs in-memory or in DirectQuery mode. The in-memory analytics engine allows the users of Excel or Power View to base reports on tabular model objects. Having shown how to handle date-based information using the Multi-dimensional model, Dennes now turns his attention on the in-memory tabular model.
Is PowerShell Intimidating?
Today we have a guest editorial from Andy Warren that asks if the rest of you are intimidated by PowerShell.
Getting started with the SSIS Script Task
The SSIS Script Task allows you to add functionality to your SSIS package that does not already exist with the other predefined tasks. In this article, Daniel Calbimonte looks at how to get started using the SSIS Script Task with a few examples.
Track Your Consultants
It's possible to perform a man-in-the-middle attack against SQL Server. Steve Jones notes you should be aware these attacks could take place inside of your network.
Blogs
A Cloud Dependency Failure from Amazon
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
Deploying AI in logistics (the unfiltered version)
A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...
T-SQL Tuesday #198 Invitation: How Do You Detect Data Changes?
It's time for T-SQL Tuesday #198! This month's topic is change detection. The post T-SQL...
Forums
SPAM Issues May 2026
We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
Question of the Day
Creating a JSON Document III
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers