A tale of updating a legacy system bug
Even simple changes that don't look like they will affect anything often do.
Great Writers Get Hired
Steve thinks one of the ways you can stand out with your resume or CV is by writing well and attracting the attention of hiring managers.
Verify your SQL Server database backups
Introduction A popular joke about DBAs and database backups goes like this. There are two types of DBAs: DBAs that do backups DBAs that will do backups The joke is only stating the obvious – lack of database backups might be the end of a DBA career and/or the supported business. Unfortunately, that joke fails […]
SQL Server Security Best Practices for an Application Installed on SQL Server
In this article we look at the steps you can follow to create a secure and locked down instance of SQL Server to only be used by the intended application on the same machine.
Quick Security Mistakes
Steve reminds you to be careful of taking shortcuts, as these can compromise security. Automation and DevOps might help you avoid mistakes.
Setting up Management Studio for remote SQL Server
Learn how to configure SQL Server and Windows to allow others to connect to an instance remotely.
ASP.NET Core with GitOps: Orchestrating Your Containers with Kubernetes
Kubernetes can be used to deploy, scale, and manage containers. In this article, Mircea Oprea builds on the previous example in the series to show you how deploy your contains in the Elastic Kubernetes Service in AWS.
The Art of Commenting
This week Steve talks about the ways in which comments are important in our code.
SQL Server Unit Testing in Visual Studio
Unit test stored procedures in Visual Studio using an existing database or new SQL scripts
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