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Best of Summit 2020

The Best of Summit 2020 series is now live! This curated series features a selection of the most-viewed content from PASS Virtual Summit 2020 to help you find relevant data platform training related to this year’s conference tracks. Best of Summit 2020 includes sessions from some of the top speakers in the data industry including Erin Stellato, Andy Yun, Melissa Coates, Pinal Dave, Hamish Watson, and many others.

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How to Restore a Snapshot in AWS RDS with the Same Name?

The demand for increasingly scalable, capable, and inexpensive database, backup, and recovery solutions has never been higher than it is now, as digital transformation reaches its pinnacle. Restoring is the process of recovering data from a backup and applying logged transactions to the data. Backups are used to restore data. Restoring returns the backup file […]

SQLServerCentral Editorial

How Do You Decide to Rollback?

One of the constant questions I get from Redgate customers is about rolling back database changes. We build software to help you deploy changes, but what about rollbacks? I think I've heard this in almost every conversation I've had on this topic in the last 5 years. It's one reason that Flyway has undo, though […]

SQLServerCentral Article

More on Column Choice and Order for Multi-column Non-Clustered Indexes

In the last year I’ve published articles on indexes to include Indexes: When Column Selectivity Is Not Always A Requirement – SQLServerCentral and Query Optimizer Suggests Wrong Index and Query Plan -- Why? – SQLServerCentral. This article is a continuation of just how the optimizer interacts with the index wizard. We’ve all heard and read […]

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Question of the Day

Multiple Values Inserted

I have this code on SQL Server 2022. What happens when it runs all at once?

DROP TABLE IF EXISTS dbo.Commission
GO
CREATE TABLE dbo.Commission
(id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY
, salesperson VARCHAR(20)
, commission VARCHAR(20)
)
GO
INSERT dbo.Commission
( salesperson, commission)
VALUES
( 'Brian', 12 ),
( 'Brian', 'None' )
GO
 

See possible answers