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SQL Server 2022 Administration Inside Out

SQL Server 2022 Administration Inside Out is now available for pre-order from Microsoft Press. This book is far more than a quick update. We've rewritten and refreshed large portions of...

2023-03-25 (first published: )

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Creativity in Technology

I was planning to write a blog post on how you can find ways to be creative in any technical pursuit. Then, I found out from a friend that...

2023-03-24 (first published: )

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Finding guidance

We all need guidance as we make our way through our careers and our lives. Some people are blessed with the right folks who can offer that by way...

2023-03-24 (first published: )

150 reads

Blogs

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SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About

By Terry Jago

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How We Handled a Vendor Retry That Loaded Twice in Snowflake

By Chandan Shukla

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Question of the Day

Getting the Average

I have this data in the dbo.Commission table in a SQL Server 2022 database.

salesperson commission
Brian       12
Brian       16
Andy        7
Andy        14
Andy        21
Steve       20
Steve       NULL
All the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
     , AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
 FROM commission
 GROUP BY SalesPerson
GO
What average commission is calculated for Steve?

See possible answers