T-SQL Tuesday #51: Is this a bet worth making?
On the second Tuesday of each month, the SQL Server universe all comes together to blog about a topic. Known...
2014-02-14 (first published: 2014-02-11)
1,813 reads
A Discussion of SQL Server-Related Topics
SQL Prompt – new features in version 6.x
I’ve been using SQL Prompt for years. In September 2013, version 6 was released (quickly followed by 6.1 in late...
2014-01-31 (first published: 2014-01-27)
3,074 reads
Assumptions and clusters – the double whammy
I was recently investigating an issue that stemmed from a database being in the recovery_pending state. A quick investigation through...
2014-01-20
840 reads
TSQL Tuesday #50 – Automation – Verifying the Backup Chain
I was recently just letting my mind wander. As it’s prone to do, all sorts of things just entered into...
2014-01-14
784 reads
Interview Questions – what to ask the company interviewing you
Previously, I posted a list of interview questions that I ask job candidates. This post is about the questions that...
2014-01-10 (first published: 2014-01-06)
4,145 reads
Are CHECKSUMs being performed with a Compressed Backup?
Now, why in the world would I be asking a question like this?
Well, in BOL (BACKUP) is this little blurb:
CHECKSUM
Specifies...
2014-01-06 (first published: 2013-12-30)
2,887 reads
T-SQL Tuesday #48 – My take on the cloud
So here it is, the second Tuesday of the month. This means that it is time for our favorite Tuesday...
2013-11-13
626 reads
The Failed Job
I was looking into a failed job on a SQL Server 2008R2 instance. My first step was to check the...
2013-11-15 (first published: 2013-11-07)
1,670 reads
Murder They Wrote
For those of you that know me, you know that I enjoy learning, and passing on what I have learned...
2013-11-06
797 reads
Retiring of the MCM Certifications, Part II
Image acquired from Twitter
In my recent blog post on “Retiring of the MCM Certifications”, there is a link to a...
2013-09-03
1,347 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...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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