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
2,519 reads
Storage Management
2025-04-21
1,903 reads
Do We Care About Disks?
I ran across a tip on MSSQLTips from Joe Gavin recently, and it got me thinking about hardware and disks. For a lot of us, we deal with servers and storage, and not disks. While we might have a disk on a laptop or desktop, most of the production systems just attach to remote storage. […]
2021-11-03
307 reads
The State of Data Growth
Data continues to grow at incredible rates. That's good for those of us that make a living with data.
2021-09-11
277 reads
Storage 101: The Language of Storage
Robert Sheldon continues his series on storage. This article covers some of the basics of performance metrics, HDDs, and SSDs.
2020-02-10
Storage 101: Welcome to the Wonderful World of Storage
Understanding all the storage options available to...
2019-12-30
DBA Walkthrough – Adding space on IBM AIX Power Machines
Learn how to manage storage/filesystems on IBM AIX - Power machines. Learn from this demo of expanding a filesytem on AIX so that your DBA's get a high level overview of how AIX storage management works.
2019-05-21
1,534 reads
Check Used Table Space for User Defined Tables
Query the System Tables to find the space usage, which helps Database Administrators identify the Tables that are using the most space.
2012-07-11 (first published: 2012-07-04)
1,271 reads
Disk space alert per drive
This script validates the sufficient disk space per drive.
When you'll reach a minimum on a diskdrive, the script will mail all recipients.
2011-12-06 (first published: 2011-10-28)
4,073 reads
Reliable Storage Systems for SQL Server
By validating the IO path before commissioning the production database system, and performing ongoing validation through page checksums and DBCC checks, you can hopefully avoid data corruption altogether, or at least nip it in the bud. If corruption occurs, then you have to take the right decisions fast to deal with it. Rod Colledge explains how a pessimistic mindset can be an advantage
2010-06-03
2,506 reads
Blogs
Measuring RAG Solutions: Are We Retrieving the Right Information?
A RAG pipeline that answers questions in the demo is not the same thing...
Advice I Like: Lots of Ideas
By Steve Jones
“A multitude of bad ideas is necessary for one good idea” – from Excellent...
Building a DBA Agent for Your SQL Server Estate with MCP
Yesterday I gave a talk for MSSQLTips called “Building a DBA Agent for Your...
Forums
Adding new column with DEFAULT
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I've got a web application for my side business. I've added a SQL Server...
Looking for New Blood
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Question of the Day
Adding new column with DEFAULT
Which number will the COUNT() return after executing the following statements:
DROP TABLE IF EXISTS #test; CREATE TABLE #test (id INT) INSERT INTO #test (id) SELECT * FROM GENERATE_SERIES(1, 3) AS gs ; ALTER TABLE #test ADD flag BIT CONSTRAINT DF_#test_flag DEFAULT 0; go UPDATE #test SET flag = 0 WHERE id = 1 UPDATE #test SET flag = 1 WHERE id = 2 INSERT INTO #test (id) VALUES (4) SELECT COUNT(*) FROM #test AS t WHERE flag = 0See possible answers