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SQL Server Index Checklist

Indexing a SQL Server database in some respects is considered both an art and a science. Since this is the case, what are some considerations when designing indexes for a new database or an existing one in production? Are these the same types of steps or not? Do any best practices really exist when it comes to indexing? Where does indexing fall in the priority list from an application or production support perspective?

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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
 

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