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 […]

SQLServerCentral Editorial

The Second Half of 2021

July is starting, and with it we move to the second half of 2021, or H2 2021 for those of you that like the planning shorthand on roadmaps and project manager boards. The first half of 2021 has felt like a big of progress in the world, as we try to recover from the pandemic […]

External Article

What does SET NOCOUNT ON do?

When you’re working with T-SQL, you’ll often see SET NOCOUNT ON at the beginning of stored procedures and triggers. What SET NCOUNT ON does is prevent the “1 row affected” messages from being returned for every operation. Read Brent's blog to see him demo it by writing a stored procedure in the Stack Overflow database.

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Question of the Day

String Similarity I

On SQL Server 2025, when I run this, what is returned?

SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL')

See possible answers