The Database DevOps Roadshow Continues (with fun photos)
At SQL Saturday Denver 2023, I had a few people ask me about the Redgate Database DevOps roadshow and how it was going. A few people asked about the...
2023-10-06
68 reads
Blog Posts
6 Best SQL Training Courses for Beginners (2024 Updated)
In the technologically driven world of 2024, more individuals are finding themselves drawn towards the intricacies of database management. Central to this booming sector is SQL, a programming language exclusively...
2023-10-04
37 reads
About 5 Minutes with Microsoft Fabric
Introducing the Fabric 5 from Data on Wheels Microsoft Fabric went to public preview this past summer. There has been content created around using the various cool features that...
2023-10-04 (first published: 2023-09-14)
341 reads
Making Extended Events a bit more usable : T-SQL Tuesday #166
Running a bit late this month for T-SQL Tuesday (it’s not exactly Tuesday is it!) but that’s Grant Fritchey’s (blog|twitter) ... Continue reading
2023-10-04 (first published: 2023-09-14)
645 reads
Speaking at SQL Saturday Boston 2023
I’m heading to Boston next week for SQL Saturday Boston 2023. I went to this event last year and I’m glad to be going again. It’s a great event,...
2023-10-03
22 reads
Common Mistakes in SQL Server – Part 3
Last week we discussed advantages of recompilation in Common Mistakes in SQL Server – Part 2. This week in this article Common Mistakes in SQL Server - Part 3 I...
2023-10-02
46 reads
Decimal Display in Power Query
Introduction
Power Query is a versatile tool found in both Power BI and Excel, facilitating data transformation and manipulation. Despite its efficiency in numerous data tasks, managing decimal values can...
2023-10-02 (first published: 2023-09-07)
527 reads
How to curb aggressive parallelism in Microsoft SQL Server
Microsoft SQL Server, like most modern database systems, can convert a query into a set of parallel instructions to improve efficiency. This is map-reduce before map-reduce was a popular...
2023-10-02 (first published: 2023-09-06)
469 reads
How to Fix Some Common MySQL Database Import Errors: A Comprehensive Guide
While working with WordPress and MySQL databases, users might occasionally encounter import errors during site migration. These errors may compromise the integrity of the database and disrupt the site’s...
2023-10-02
241 reads
Speaking at SQL Saturday Boston 2023
I’m happy to announce that I will be speaking at SQL Saturday Boston on October 14th, 2023. This year’s session is Answering the Auditor’s Call with Automation
As DBAs, we’re...
2023-10-02
22 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