How to Reset the SA Password When Locked Out
Getting locked out of a SQL Server instance can happen due to a number of situations. The most common scenario I’ve encountered is when a SQL Server is moved...
2022-06-21
29 reads
Blog Posts
Scary Scalar Functions - Part One: Parallelism
Foreword
I’m still surprised many people don’t realise how lousy Scalar functions (aka User Defined Functions aka UDFs) are. So because it’s my current focus in work and this Stack...
2022-06-21
42 reads
What’s next?
As I’m sure a fair number of you already know I was told my position had been eliminated. They are ... Continue reading
2022-06-21
345 reads
Daily Coping 20 Jun 2022
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2022-06-20
44 reads
Microsoft Build event announcements
There were a number of data platform announcements at Microsoft Build yesterday that I wanted to blog about. Everything announced at Build can be found in the Microsoft Build 2022...
2022-06-20 (first published: 2022-05-25)
255 reads
New in SQL Server 2022 – Generate_Series
One of the new language features added in SQL Server 2022 is the GENERATE_SERIES function. This allows you to generate a SELECT * FROM GENERATE_SERIES(start=1, stop=7) This gives me...
2022-06-20
517 reads
Why You Should Run Your SQL Server Virtual Machines in Azure
SQL Server can run in any Virtual Machine that has the appropriate operating system (yes, I said that because I have some hope, that we will one day learn...
2022-06-20 (first published: 2022-06-03)
466 reads
Daily Coping 17 Jun 2022
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2022-06-17
49 reads
Power BI Field Parameters and Slowly Changing Dimensions
Power BI field parameters are a new feature in Power BI Desktop, and it’s one of the best of the past months. In short, Power BI field parameters allow...
2022-06-17
133 reads
Power BI: Calculating Network Days in M Custom Columns
Knowing the days between events is a fairly common reporting request because a lot of reporting is created to track SLA’s (service level agreement) and other KPI’s (key performance...
2022-06-17 (first published: 2022-06-03)
297 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