Speaking at Live! 360
I am super excited to announce that I have been selected to speak at SQL Server Live! in Orlando in November. I have selected to present two sessions, which...
2023-07-03
17 reads
Blog Posts
Speaking for Future Data Driven Summit 2023
I am excited to announce that I have been selected to speak for the Future Data Driven Summit 2023. This is a free online conference, on Wednesday, 27-September-2023, for...
2023-07-03
41 reads
What Happens in the Background when Executing Queries with Always Encrypted
In previous posts we've looked at a number of aspects of Always Encrypted and how it works. I think it's very useful to understand how it actually works in...
2023-07-03 (first published: 2023-06-15)
245 reads
A New Word: Licotic
licotic – adj. anxiously excited to introduce a friend to something you think is amazing – a classic album, a favorite restaurant, a TV show they’re lucky enough to...
2023-06-30
33 reads
The New Redgate Office in Cambridge
I’m in Cambridge, UK this week for the internal Global Marketing Week and Level Up Conference. This is my first visit to Cambridge in 2023, and we have a...
2023-06-30 (first published: 2023-06-14)
267 reads
Twenty Years as a Guardian ad Litem
Twenty years ago, I stood in a courtroom and took an oath for a volunteer job I had no idea I would fall so much
The post Twenty Years as...
2023-06-30 (first published: 2023-06-26)
205 reads
Azure chaos STUDIO
Chaos engineering is fun but especially important when building solutions in the cloud. It is great leveraging the cloud to build something, whether that’s a globally distributed website with...
2023-06-28 (first published: 2023-06-08)
271 reads
Code signing for mere mortals
Well, turns out code signing is pretty complex, so I’m writing this blog post as a guide for my future self. I hope he will appreciate, and perhaps some...
2023-06-28 (first published: 2023-06-10)
349 reads
Typing Strange Characters–#SQLNewBlogger
I’ve had to type a few non-English characters lately, and this blog talks about how to do this. Another post for me that is simple and hopefully serves as...
2023-06-28
432 reads
When do Statistics get updated?
Statistics objects are important for allowing the SQL Server Optimizer to make good estimates and form efficient execution plans. Related to that it's useful for us to understand when...
2023-06-28
156 reads
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
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 NULLAll 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