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.
2013-07-08
2,585 reads
2013-07-05 (first published: 2010-11-23)
20,808 reads
A comprehensive list of trace flags for SQL Server that you can use to configure your server instance.
2013-07-05 (first published: 2010-06-03)
30,154 reads
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.
2013-07-05
2,205 reads
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.
2013-07-04
8,331 reads
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.
2013-07-04
4,357 reads
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.
2013-07-03
6,374 reads
2013-07-02
1,758 reads
This article shows how you can change the maintenance plan owner in SQL SERVER
2013-07-02
9,494 reads
Database Administrators must now deal with large volumes of data and new forms of high-speed data analysis. If your responsibility includes performance tuning, here are the areas to focus on that will become more and more important in the age of Big Data.
2013-07-02
3,463 reads
Forgive me for the title. Mentally I’m 12. When I started my current day...
By Steve Jones
One of the things a customer asked recently about Redgate Data Modeler was how...
By Steve Jones
For a number of years, we’ve produced the State of the Database Landscape report,...
Hi all, I've just had to roll back my SSMS 22 version from 22.3.0,...
Hi! I've been banging my head against the wall for 2 days now trying...
Comments posted to this topic are about the item The Power of Data and...
In SQL Server 2025, there is a new function that returns the current date without the time. What is it?
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