2020-09-13
8 reads
Blog Posts
2020-09-13
9 reads
All-Day at Virtual Houston Tech Fest 2020
It's a full day at Houston Tech Fest 2020 for us. Speaking at Houston TechFest is an decade-long annual tradition interrupted only by a hurricane and one year where I...
2020-09-12
37 reads
All triggers have to be able to handle multiple row operations.
Quick post today. Recently I was helping a co-worker write a trigger. Basically there is a table of servers that’s ... Continue reading
2020-09-11 (first published: 2020-09-03)
471 reads
Daily Coping 11 Sep 2020
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...
2020-09-11
21 reads
Where is your Awesome?
Everyone of us is in a perpetual pursuit of awesomeness - some actively looking for it, while others passively. Either way, it is inherent in our making to reach...
2020-09-11 (first published: 2020-09-06)
444 reads
Workload Replay for Azure SQL Database and Amazon RDS
Want to make sure you don’t have errors, validate performance, and save money while making changes with Azure SQL Database, Azure SQL Managed Instance, SQL Server RDS in Amazon...
2020-09-11
33 reads
Adaptive Joins in SQL Server
SQL Server 2017 (compatibility 140) brought us many Intelligent Query Processing (IQP), formally known as Adaptive Query Processing, features that improve performance on workloads straight out of the box...
2020-09-10 (first published: 2020-09-02)
1,626 reads
Daily Coping 10 Sep 2020
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...
2020-09-10
14 reads
Skip Validation of SSIS Packages
There’s been an update of the SSIS extension for Visual Studio 2019. There are some bug fixes and deployments are blocked to Azure-SSIS if the target server version is...
2020-09-10 (first published: 2020-09-02)
592 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