When Page Prefetching Takes a Back Seat – Exploring Trace Flag 652 in SQL Server
Learn how a trace flag affects SQL Server reading from disk and where this might be a useful thing for you to enable.
2025-09-24
2,463 reads
Learn how a trace flag affects SQL Server reading from disk and where this might be a useful thing for you to enable.
2025-09-24
2,463 reads
2024-05-13
593 reads
2021-08-30
413 reads
A failed SQL Server Service Pack upgrade is fixed with a trace flag.
2020-07-27
5,748 reads
2019-12-26
508 reads
Paul White walks through a new trace flag in SQL Server 2016 designed to yield better execution plans (and performance) for queries involving computed columns.
2017-06-20
4,841 reads
2017-03-10
983 reads
Erin Stellato shows the combined effect of different versions of the cardinality estimator and trace flag 2389 on an ascending key model.
2016-08-23
3,480 reads
Starting with SQL Server 2008 a new feature which allowed us to create compressed backup files by pre-allocating space. This tip will look at the performance impacts of disabling pre-allocation of space using the 3042 SQL Server trace flag.
2015-05-19
6,584 reads
2014-12-04
1,497 reads
By HeyMo0sh
In the realm of software development and content creation, the deployment pipeline serves as...
By Vinay Thakur
I wrote about TempDB Internals and understand that Tempdb plays very important role on...
Comments posted to this topic are about the item A Quick Restore
Comments posted to this topic are about the item Guarding Against SQL Injection at...
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers