OUG Back to Basics Event – London Mar 2011
First Things First
At UKOUGs’ Back to Basics Special Event held in London today (Mar 24th), Niall Litchfield presented a very worthwhile...
2011-03-25
626 reads
Why I don’t like NULLs and Nullable Columns
As I imagine (or hope), the majority of us adhere to some form of standards in the environment that they...
2011-03-25
755 reads
How Many Bytes Are In My Column? – T-SQL Functions
One of the things you want to be aware of when writing T-SQL is using the proper function for a...
2011-03-25
4,059 reads
The Mystery Of The Slow Last Row
Things Go South
Recently I was troubleshooting a piece of software that archives data out of a very active import table....
2011-03-25
1,699 reads
NOLOCK for Developers
What is NOLOCK?
NOLOCK is a table hint for SQL Server that tells the engine to not take locks and ignore...
2011-03-25
1,755 reads
An Analogy is like a Tree….
For years, I’ve been trying to express how everything ties into everything else. A big part of understanding any given...
2011-03-25
495 reads
So you’re RAIDed, but are you protected?
G’day,
Occasionally, I hear things that surprise me. And one of the statements that I’ve heard lately that fits into that category is...
2011-03-24
400 reads
Tools note
I was asked a few months ago to allow some advertising on my blog. I hadn’t given the idea a whole lot of thought but was reminded again today...
2011-03-24
11 reads
Tools note
I was asked a few months ago to allow some advertising on my blog. I hadn’t given the idea a...
2011-03-24
845 reads
Fast File Copy With Managed Code: UBCopy update!
If you have been following my trials with working with C# and files you know it hasn’t been a bed...
2011-03-24
1,130 reads
Blogs
Excellent article on securing msdb
By Brian Kelley
Fabiano Amorim has written an excellent article at Simple Talk on securing msdb. Here's...
T-SQL Tuesday #201: Temp Tables
By Steve Jones
This month we have a new host, which I am grateful for. So many...
When Do You Reach For A #temp Table?
I needed to do some research because there is more to #temp tables than...
Forums
OUTER APPLY Fundamentals: Part 2
Comments posted to this topic are about the item OUTER APPLY Fundamentals: Part 2
Building Great Software
Comments posted to this topic are about the item Building Great Software
The Range of Customers
Comments posted to this topic are about the item The Range of Customers
Question of the Day
The Range of Customers
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