Physical File Defragmentation
A guest editorial by Brad McGehee talks about physical fragmentation and asks if you are concerned about it on your servers.
2009-05-01
554 reads
A guest editorial by Brad McGehee talks about physical fragmentation and asks if you are concerned about it on your servers.
2009-05-01
554 reads
This is the introductory module for the SSC Online Video Training course, Becoming a Profiler Master. In it, MVP Brad McGeHee will discuss some of the critical factors that might persuade you of the need to master this powerful SQL Server profiling tool.
2009-04-30
13,039 reads
SQLTeach (a part of the larger DevTeach event) will be held in Vancouver, BC this June 8-12, 2009. It will...
2009-04-30
1,382 reads
If you are a current, or aspiring Microsoft MVP, you can keep up with what other MVPs are doing by...
2009-04-30
1,431 reads
The 2009 European PASS Conference, which was held April 22-24, 2009, had 254 attendees from 22 different countries. In spite...
2009-04-28
1,626 reads
In theory, the SQL Server Maintenance Plan Wizard is supposed to make it easier for non-DBAs or novice DBAs to create database maintenance plans that help to optimize the performance of their SQL Server databases. The problem is ...
2009-04-27
8,030 reads
In this 6-module course, Brad McGehee provides an in-depth, step-by-step guide to mastering the basics of SQL Server Profiler, a powerful performance monitoring and analysis tool.
2009-04-21
7,247 reads
Just today, I was reviewing the indexing of a database used by a third-party application. As part of my review, I ran a script against it that is used to identify duplicate indexes. The script I used was written Paul Nielsen, the author of the SQL Server...
2009-04-20
3,400 reads
In theory, the SQL Server Maintenance Plan Wizard is supposed to make it easier for non-DBAs or novice DBAs to...
2009-04-16
5,583 reads
Just today, I was reviewing the indexing of a database used by a third-party application. As part of my review,...
2009-04-15
2,428 reads
Disclaimer: The following is built with Claude Code. Just need to justify my $100/mo...
By Brian Kelley
I developed these rules a while back, before COVID. I had a period of...
By Steve Jones
Someone asked why I would use TRY_PARSE after I posted a question at SQL...
I have a table that ends in ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]. I'm about to...
Comments posted to this topic are about the item OUTER APPLY Fundamentals: Part 2
Comments posted to this topic are about the item Building Great Software
I have this data in the OrderHeader table in a SQL Server 2025 database (ordered by CustomerID ASC):
orderid orderdate customerid complete 3 2025-05-10 00:00:00.0002 1 21 2024-01-10 00:00:00.0003 1 15 2023-10-28 00:00:00.0004 1 13 2025-03-08 00:00:00.0006 1 11 2024-04-02 00:00:00.0007 1If I run this query, how many rows are returned?
SELECT * from dbo.OrderHeader where customerid between 3 and '6'See possible answers