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SQLServerCentral Editorial

Life Logging

This editorial was orignally published on Dec 8, 2009. It is being re-run as Steve is on vacation. Would you like the idea of capturing everything you do? Audio, video, text, code, a log of your life. A new book from Microsoft Research talks about this and Steve Jones things it could be an interesting capability for your career.

External Article

Filling In Missing Values Using the T-SQL Window Frame

Since SQL Server delivered the entire range of window functions, there has been far less justification for using the non-standard ex-Sybase 'Quirky Update' tricks to perform the many permutations of running totals in SQL Server. One of these related problems is the 'Data Smear'. Do window functions make this easier, and what is performance like? Dwain Camps investigates.

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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