Disabling SQL Server Optimizer Rules with QUERYRULEOFF
Daniel Farina shows how to disable the optimizer rules by using QUERYRULEOFF, an undocumented hint.
The Data Driven Event
In a couple of days, Microsoft is holding Data Driven, an event that will highlight SQL Server 2016.
SQL GROUP BY Basics
It sometimes pays to go back and look at what you think you already know about SQL. Joe Celko gives a quick revision of the GROUP BY and HAVING clauses in SQL that are the bedrock of any sort of analysis of data, and comes up with some nuggets that may not be entirely obvious.
Deep Dive into Changing Database Collation
Changing Database Collation Through Primary keys, Foreign Keys, Default and Check Constraints and more.
Testing times with SMO
SMO gives every appearance of being a great example of over-reliance on automated testing at the expense of manual exploratory testing.
Microsoft Data Driven SQL Server Event - Watch Live
Hear from Microsoft engineering experts on the latest features in SQL Server 2016 before the live event. Learn about new business intelligence capabilities like built-in mobile BI, fully integrated advanced analytics, security innovations, mission critical in-memory performance and new hybrid cloud solutions.
Performance Surprises and Assumptions : SET NOCOUNT ON
Aaron Bertrand (@AaronBertrand) revisits the impact that eliminating DONE_IN_PROC messages using SET NOCOUNT ON may or may not have on query performance
Data Science for SQL Folks: Leveraging SQL and R
Learn about how to build value driven analytics with SQL Server and R.
Spousal Surcharges
Today we have a guest editorial from Andy Warren that examines the costs of family at work.
Blogs
Houston AI-Lytics 2026–Powerpoint Slides
By Steve Jones
Thanks to everyone for attending my session on running a Local LLM. If you...
The Book of Redgate: Do the Right Things
By Steve Jones
I do believe that Redgate has been very customer focused since it’s inception. I’ve...
GenAI vs Dashboards: Not the Same (And Never Will Be)
By James Serra
There’s a question I’ve been hearing more and more lately, especially as Copilot, Fabric,...
Forums
Warning: Could not open global shared memory to communicate with performance DLL
Hi everyone I am getting below warning when I run SSIS: Warning: 0x80049304 at...
Let's Talk Community Events!
Comments posted to this topic are about the item Let's Talk Community Events!
that one limitation in replication
Hi as shown below a replication target requires a primary key. if we want...
Question of the Day
Detecting Deadlocks
By default, how often is the SQL Server Database Engine checking for deadlocks?
See possible answers