An Informal Look at Database Performance
A review on the basic steps to correct a poorly performing query
2010-09-08
12,505 reads
A review on the basic steps to correct a poorly performing query
2010-09-08
12,505 reads
A Technique to deal with moving data from multiple schemas into one table
2010-08-09
6,420 reads
Some useful undocumented extended and stored procedures in SQL Server 2005
2009-11-20 (first published: 2008-05-09)
33,555 reads
2008-12-02
9,152 reads
2008-10-23 (first published: 2008-08-24)
1,932 reads
2008-09-09
12,813 reads
2008-07-28 (first published: 2008-05-28)
4,343 reads
A discussion on using CTEs to speed the development and maintenance of reports and enhance readability.
2008-03-31
6,185 reads
Discusses the techniques and reasons to use opendatasource for reading text files in SQL Server 2005.
2007-12-13
10,402 reads
By James Serra
Making Data AI-Ready, Part 1 (This is the first article in a three-part series...
By Steve Jones
Thanks for attending my sessions. Resources below: Slides: Using Data API Builder GitHub repo: ...
By Steve Jones
Thanks to everyone that attended my sessions at VS Live San Diego yesterday. It...
When I run my query from DW, which uses a linked server, it times...
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
Comments posted to this topic are about the item 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