As each year goes by the uptime requirement for our databases gets larger and larger, meaning the downtime that we have to do maintenance on our databases is getting smaller and smaller. This tip will look at a feature that was introduced in SQL Server 2005 that allows us to leave our indexes online and accessible while they are being rebuilt.
2012-02-08
4,386 reads
The most common T-SQL command in use has to be the SELECT statement, it is the bedrock of any SQL Professional's day. Sometimes it's used to snatch some data from a table or two while some quick investigation is done, other times it is at the heart of a stored procedure or view that will inform business decisions for coming months or even years.
2012-01-30
4,672 reads
2011-12-27
3,256 reads
At some time or another every DBA has been faced with the challenge of solving a deadlock issue in their SQL Server database. In the following tip we will look at how indexes and more specifically clustered indexes on the right columns can help reduce the chance of your applications receiving this dreaded error
2011-11-01
4,839 reads
2011-10-06
2,473 reads
Are your index statistics up to date? The SQL Server database engine uses statistics to determine which execution plan to use when a query is compiled. Index statistics are used to help the SQL Server engine determine the cardinality of different column values in a SQL Server table. If you want to give SQL Server a fighting chance at picking an optimal execution plan then you need to make sure you maintain your index statistics.
2011-09-14
3,901 reads
This article shows an automated reorg/rebuild index for remote servers with notifications for the DBA.
2011-09-12
3,554 reads
Lists all the tables in a database that do not contain any LOB columns(text, ntext, image, varchar (max), nvarchar (max), varbinary (max) and xml).
Useful when rebuilding indexes online.
2011-08-30 (first published: 2011-08-25)
769 reads
2011-08-08
2,378 reads
Learn how to add those indexes you need in part 3 of Matt Perdeck's 8 part series on improving data access. This is based on the book ASP.NET Site Performance Secrets.
2011-08-02
9,190 reads
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
You can find the slides and SQL scripts for my session “Spice up your...
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
Comments posted to this topic are about the item Using CHOOSE()
Comments posted to this topic are about the item Re-Seeding a Broken Log Shipping...
Comments posted to this topic are about the item The DBA is Dead! Long...
We have this code that sets some status values and then queries them using the CHOOSE() function in SQL Server 2025.
CREATE TABLE Status
(
StatusID INT,
StatusDescription VARCHAR(20)
);
GO
INSERT dbo.Status
(
StatusID,
StatusDescription
)
VALUES
(0, 'Uncategorized'),
(1, 'Active'),
(2, 'Inactive'),
(3, 'Temp');
GO
SELECT CHOOSE(StatusID, 'Unknown', 'Active', 'Inactive', 'Temporary')
FROM Status;
When the SELECT runs, what is returned? See possible answers