Working with SQL Server Data Files
Most people connect to a database, create tables, run update statements, tune queries, add indexes, and never once think about the underlying data and log files that support all...
2019-09-04
7 reads
Blog Posts
Working with SQL Server Data Files
Most people connect to a database, create tables, run update statements, tune queries, add indexes, and never once think about the underlying data and log files that support all...
2019-09-04
4 reads
Docker Image Tags are Case Sensitive
A quick post about pulling docker containers (this applies to docker run too)…when specifying the container image, the container image name and tag are case sensitive. We’re not going...
2019-09-03
288 reads
Docker Image Tags are Case Sensitive
A quick post about pulling docker containers (this applies to docker run too)…when specifying the container image, the container image name and tag are case sensitive. We’re not going...
2019-09-03
122 reads
New Centralized View of SQL Resources in Azure
Yesterday, some new views were made available in the Azure portal that will be helpful to those of us who create or manage Azure SQL resources. First, a new...
2019-09-03 (first published: 2019-08-22)
313 reads
Q&A: Dealing with Thousands of Databases
This is part one of a three-part series.
I’ve mentioned in various places, including in blog posts on occasion, that my production SQL Server instance hosts several thousand (nearly 9000...
2019-09-03
12 reads
Q&A: Dealing with Thousands of Databases
This is part one of a three-part series. I’ve mentioned in various places, including in blog posts on occasion, that my production SQL Server instance hosts several thousand (nearly...
2019-09-03
338 reads
Speaker at Music City Tech 2019
I’m very happy to announce that for the first time, I will be participating as speaker at the Music City Tech 2019 in Nashville. Here are the details of...
2019-09-03
20 reads
Techorama Netherlands 2019
You only have a few more weeks to sign up for one of my favorite events, Techorama. This year is the second time the event will be held in...
2019-09-03
12 reads
The 99 Flavours of SQL Server are all Vanilla
There are so many options for running SQL Server now. It can feel a little intimidating. You’ve spent years gaining experience with SQL running on Windows Server. On bare...
2019-09-03 (first published: 2019-08-22)
561 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