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Six Months!

Oh good gosh. Six months without a single blog post. Most important information: I’m not dead. Apologies. The issue is pretty simple. I’m getting old. Ha! Seriously though, I...

2024-06-17

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Blog Post

Speaking at dataMinds Connect 2024

I’m very excited to announce I’ve been selected as a speaker for dataMinds Connect 2024, Belgium’s (and maybe/probably/most likely mainland Europe’s) best and greatest Microsoft data platform conference. My...

2024-06-17

18 reads

Blogs

Automatic Index Compaction

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Index maintenance has always meant nightly jobs and a window you have to defend....

The Goldilocks problem – Materialized Views

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I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...

Monday Monitor Tips: Virtual Machine Usage and Cost

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One of the things I’ve been requesting for a number of years is cost...

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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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Cognitive Coverage

By Steve Jones - SSC Editor

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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