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What is the difference between SET and SELECT?

Both SET and SELECT can be used to assign values to variables. But when to or when not to use SET or SELECT? Or does it matter? This articles shows you how SET and SELECT are different in various scenarios, along with examples. You will also find a test script that you can run, to identify the performance differences between SET and SELECT

Technical Article

SQL Server Web Data Administrator

The Web Data Administrator is a utility program implemented in ASP.NET that enables you to easily manage your SQL Server data wherever you are. Using its built-in features, you can do the following from Internet Explorer or your favorite Web browser:

Create and edit databases in Microsoft SQL Server 2000 or Microsoft SQL Server 2000 Desktop Engine (MSDE)
Perform ad-hoc queries against databases and save them to your file system
Export and import database schema and data

SQLServerCentral Article

Worst Practice - Triggering External Events

Andy Warren started his worst practice series some time ago with the intention of looking at the worst things you can do. Given that we may not always be able to implement the best practices, at least we can try to avoid doing things harm the system or decrease performance. This article continues the series and looks at an item I see mentioned in our discussion forum quite often, triggering external events. From a trigger.

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Not Just an Upgrade

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Not Just an Upgrade

Restoring On Top I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Restoring On Top I

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Question of the Day

Restoring On Top I

I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?

USE Master
BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak'
GO

USE DNRTest
GO
CREATE TABLE MyTest(myid INT)
GO
USE master
RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACE

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