This free book is brought to you by Red Gate Software and Simple Talk Publishing. Why my query is running slow? Why isn't my index getting used? In order to answer these questions, you have to ask the same return question in each case: have you looked at the execution plan? Grant Fritchey provides the only dedicated and detailed guide to this essential topic.
The Replication infrastructure in SQL Server is implemented using SQL Server Agent to execute the various components involved in the form of a job (e.g. LogReader agent job, Distribution agent job, Merge agent job) SQL Server jobs execute a binary executable file which is basically C++ code.
For this Friday's poll, Steve Jones talks about a fundamental architectural decision for your software. Do you want central control or a series of distributed processes, each one self-aware, and able to act on its own.
In Part II of his series on monitoring SQL Servers, David Bird takes a look at importing data from your error logs.
The basic texts for developing SQL code tend to leave unsaid the basic techniques for building routines such as stored procedures in TSQL. Phil Factor is well-known for his more lengthy and complex stored procedures, so we asked him to explain in more detail how he goes about developing things without the comfort of Visual Studio.
"If you cannot measure something, you cannot improve it." - Lord Kelvin. That quote and a blog about it inspired today's editorial.
This artcle attempts to differentiate between the uses of WITH RECOMPILE and OPTION (RECOMPILE) features.
Table Value Constructors (TVCs) are a useful feature of 2008, allowing you to specify tables of values and expressions. Users who are stuck with previous versions of SQL Server can play along, since Rob Sheldon demonstrates that there have always been ways of doing this in SQL Server, though less elegantly.
Today we have a guest editorial from Andy Warren. We often find that many DBAs fall into the job as accidental DBAs, and need more training. Is a boot camp the way to get them up to speed quickly?
In last months one of the scenarios where you can use AI has been...
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
By Steve Jones
It was neat to stumble on this in the book, a piece by me,...
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On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers