2012-09-05
2,226 reads
Wayne Sheffield
- Website: http://www.waynesheffield.com
2012-08-29
2,129 reads
Dealing with negative session ids
Hello? Mr. DBA? Have you got a moment?
So there you are, enjoying one of the few quiet moments of your...
2012-08-15
5,323 reads
2012-08-14
2,681 reads
2012-07-26
2,150 reads
What’s been happening in Wayne’s World
Late last year, my life got strange. Well, it’s always been strange, so let’s just say it became stranger than...
2012-07-18
748 reads
I’m speaking at the PASS Summit 2012
The PASS Summit 2012 schedule has been released, and I’m proud to announce that I’ve been selected to present a...
2012-06-25
686 reads
Interview questions
Lately, I’ve been asked by several folks about the interview questions that I use when I interview candidates for SQL...
2012-06-15 (first published: 2012-06-11)
12,000 reads
ORM Tools
ORM tools. They’re great. They’re evil.
In the right hands, used the proper way, they can be a very powerful, very...
2012-06-11
3,494 reads
Comparing Table Variables with Temporary Tables
This articles brings a comparison of temporary tables with table variables from SQL Server author, Wayne Sheffield. In includes an in-depth look at the differences between them.
2012-06-08 (first published: 2009-06-10)
61,328 reads
Blogs
Why sys.fn_dblog Is Undocumented And Why It's Still There
By SQLPals
Why sys.fn_dblog Is Undocumented And Why It's Still There Why sys.fn_dblog...
T-SQL Tuesday #202 SQL Server Outage You’ll Never Forget: A Roundup
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
A Last Minute Trip to the EU
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
Forums
Implementing Type 4 Slowly Changing Dimensions in SQL Server
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
The Disabled Index
Comments posted to this topic are about the item The Disabled Index
Server-Level Table sizes
Comments posted to this topic are about the item Server-Level Table sizes
Question of the Day
The Disabled Index
I run this code on SQL Server 2022.
CREATE TABLE Drink
(
drinkid INT NOT NULL
CONSTRAINT DrinkPK PRIMARY KEY CLUSTERED,
drinkname VARCHAR(20),
rating NUMERIC(2, 1)
)
GO
INSERT INTO Drink
(
drinkid,
drinkname,
rating
)
VALUES
(1, 'Margarita', 4.5),
(2, 'Mojito', 4.3),
(3, 'Old Fashioned', 4.7),
(4, 'Martini', 4.4),
(5, 'Cosmopolitan', 4.2)
GO
ALTER INDEX drinkpk ON dbo.drink DISABLE
GO
SELECT * FROM dbo.Drink
GO
What is the result? See possible answers