This metric returns the number of check constraints that have their is_not_trusted flag set to 1 in the sys.check_constraints table. Untrusted constraints force SQL Server to construct less efficient query plans, because it doesn’t know enough about the kind of data contained in the table. This can point to a data integrity issue which should be investigated.
Is there a better way to put together a conference or event? Today Steve Jones speculates on how events are run and how we might change things.
A comprehensive list of trace flags for SQL Server that you can use to configure your server instance.
SQL Server 2012 Integration Services introduces an innovative approach to deploying SSIS projects, known as Project Deployment Model. However, the traditional, package-based methodology remains available and supported, and, in some scenarios, it might be considered more viable, since it allows for separation of SQL Server Database Engine and SQL Server Integration Services.
While AlwaysOn and Columnar lookup are good enough reasons to migrate to SQL Server 2012, you need to be aware of the problems associated with certain virtualize environments.
Fifty years after starting the 'Art of Computer Programming', Don Knuth is still working hard at the project. It is considered amongst the "hundred or so books that shaped a century of science”. Richard Morris asks him how things are going, and to find out more about his many achievements.
The state of data security might get worse in the future as more companies gather and share more data.
In this article, Arshad Ali goes intp detail about how a data warehouse is different from operational data store and the different design methodologies for a data warehouse.
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
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By gbargsley
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Comments posted to this topic are about the item Why Your Index Isn't Being...
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
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