Disks performance in Azure
In our earliest post, we have discussed in detail about the factors that affect the disk performance and different types of disk offerings in the AWS platform. In this...
2020-04-05
15 reads
Blog Posts
Covid Thoughts, So Far
I’ve gathered a bunch of notes from conversations and time reflecting, thought I’d write them down to at least be able to look back at them once the storm...
2020-04-04
150 reads
Daily Coping–3 Apr 2020
I’ve started to add a daily coping tip to the SQLServerCentral newsletter, which is helping me deal with the issues in the world. I’m adding my responses for each...
2020-04-03
25 reads
Data Céilí 2020 Cancelled
Yesterday we announced that Data Céilí 2020 has been cancelled due to the continuing threat of COVID-19. As much as we wanted to put this event on, the safety...
2020-04-03
11 reads
How to Think Like a Certification Exam at the PASS Professional Development Virtual Group
Thanks for the 90+ who joined today's PASS Professional Development Virtual Group webinar on Certification Exams Inside Out: How to Think Like a Certification Exam! This was a lot of...
2020-04-03
37 reads
Living with Bipolar During a Pandemic
Introduction Today is World Bipolar Day. I wanted to write a blog about my experience with bipolar to help others that have mental health challenges know that aren’t alone...
2020-04-03 (first published: 2020-03-30)
420 reads
Time To Learn Git
I love this quote from Kevin Hill (and not because he mentions me): 3 things I can no longer justify ignoring: #dbatools Git and #Docker for my dev SQL work@cl@sqldbawithbeard@Kendra_Little and @unclebiguns@GFritchey, I blame you...
2020-04-03 (first published: 2020-03-26)
1,100 reads
Code from Redgate Streamed
I presented a session today at Redgate Streamed and did a number of demos. The code consists of a few flies, which I’ve made available here: BasicUnitTesttsqlt.zip. This consists...
2020-04-02
20 reads
Daily Coping–2 Apr 2020
I’ve started to add a daily coping tip to the SQLServerCentral newsletter, which is helping me deal with the issues in the world. I’m adding my responses for each...
2020-04-02
21 reads
Data Bits – Episode 4 – Jules Behrens
SQL Server DBA Jules joins us on the show to talk DBA work, Chickens, Charity work, Mentoring and Shepherding (actual sheep!) See more at Jules’ site Edit: Honorable mentions: Minionware,...
2020-04-02
15 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