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
2,234 reads
trace flags
2024-05-13
590 reads
2021-08-30
408 reads
SQL Server 2012 does not come up after service pack upgrade SP4
A failed SQL Server Service Pack upgrade is fixed with a trace flag.
2020-07-27
5,703 reads
2019-12-26
502 reads
Properly Persisted Computed Columns
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
978 reads
Trace Flag 2389 and the new Cardinality Estimator
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
Testing SQL Server Backup Performance with Trace Flag 3042
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
1,494 reads
Blogs
Fabric as a Data Mesh Enabler: Rethinking Enterprise Data Distribution
By Chris Yates
For decades, enterprises have approached data management with the same mindset as someone stuffing...
Truncate Table Pitfalls
Truncate Table Pitfalls Truncating a table can be gloriously fast—and spectacularly dangerous when used carelessly....
dataMinds Connect 2025 – Slides & Scripts
You can find all the session materials for the presentation “Indexing for Dummies” that...
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DBCC CHECKIDENT
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Distributed Availability Group Health: T-SQL and Zabbix
Comments posted to this topic are about the item Distributed Availability Group Health: T-SQL...
extended events to spy on our server between 8 and 9 am
Hi, our peer who owns a remote mysql server from which we extract warehouse...
Question of the Day
DBCC CHECKIDENT
What is returned as a result set when I run this command without a new seed value?
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