Chicago Database DevOps in a Day Workshop
I’m heading to Chicago today for the Redgate Database DevOps in a Day workshops. This is the first of many on the US tour. I’ll be at 5 of...
2023-08-29
22 reads
Blog Posts
Remotely Check Disks Space, Find Large Files and Remove Old Files - PowerShell
Remotely Check Disks Space, Find Large Files and Remove Old Files - PowerShell
For a very important client, I currently manage over 200 SQL...
2023-08-29
47 reads
How to Create a Time Table in Power BI Using DAX
Lately, I’ve been having to create items in Power BI, that I haven’t had to do for a while, this week it was a Time table. Of course, I...
2023-08-28 (first published: 2023-08-11)
468 reads
Serving layers with a data lake
Data lakes typically have three layers: raw, cleaned, and presentation (also called bronze, silver, and gold if using the medallion architecture popularized by Databricks). I talk about this is...
2023-08-28 (first published: 2023-08-09)
408 reads
A New Word: mahpiohanzia
mahpiohanzia – n. the frustration of being unable to fly, unable to stretch out your arms and vault into the air, having finally shrugged off the burden of your...
2023-08-25
64 reads
Finding Identity Columns–#SQLNewBlogger
I had to find a set of identity columns recently and through this would make a good blog post. Another post for me that is simple and hopefully serves...
2023-08-25 (first published: 2023-08-02)
1,936 reads
Open Online Community Hangout During PASS Summit
Are you bummed that you can’t attend the PASS Data Community Summit conference in-person this November during the week of November 13? There’s lots of reasons to be there,...
2023-08-25
21 reads
T-SQL Tuesday #165 Job Titles – What do you need?
My dear friend Josephine Bush a.k.a HelloSQLKitty hosts this month’s T-SQL Tuesday. Josephine’s call to us is to share our understanding of the multitude of job titles available out...
2023-08-25 (first published: 2023-08-08)
189 reads
Using Secrets in Docker Swarm for SQL Server
In a previous post I went through how to run SQL Server in Docker Swarm and in this post I want to continue delving into the Docker Swarm platform...
2023-08-23 (first published: 2023-08-02)
223 reads
What’s in a SQL Server Managed Instance?
My current position involves a lot of work with SQL Server Managed Instances so you’ll probably be hearing a lot ... Continue reading
2023-08-23 (first published: 2023-08-03)
477 reads
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
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...
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