Become a Technological Historian
This week Grant muses on how history can impact our decisions moving forward, and having a little empathy can be useful when re-examining the past.
Pattern Recognition via Principal Components Analysis
We'll look at using principal components analysis to help visualise your data and detect underlying structure or patterns.
Taking Notes – Paper or Keyboard?
Today we have a guest editorial from Andy Warren. When you need to take notes, how do you do it? Have you thought about it and experimented? Read on to see what Andy Warren does.
DevOps falling short?
Organizations are looking for help with their DevOps implementation, including Redgate tools, knowing where they want to go with their production and deployment but not sure where to start. Clear Measure have designed a 30-point DevOps Inspection & Report to provide you with the feedback and guidance you need to take your software development and deployment to another level. Request your inspection now.
Inventory SQL Server Agent Jobs for all Instances with PowerShell
In this tip we look at a PowerShell script you can use to gather information about all SQL Server Agent jobs on all SQL Server instances in your environment for quick reporting and analysis.
Fixing MLS Python Services to Load the Runtime
Recently I went to work on a SQL Server 2017 instance and couldn't get the Python runtime to load. I'd keep getting this error: A strange error for me to see, and one that didn't quite make sense. How can the runtime not launch? However, restarting the instance still resulted in this error: Msg 39021, […]
Have a Think
It's easy for most of us to get caught up in work and not stop to think about the larger picture, or the longer term. Steve Jones thinks you should make time for both of these.
SQL and Scope
Understanding scoping rules is a basic skill for developers. In this article, Joe Celko gives a bit of the history of scoping in early programming languages and shows how scoping applies to SQL queries as well.
Where SQL Server monitoring fits into your tech stack
This article explains the basic components of a tech stack, and the decisions and requirements that affect how and where monitoring tools generally, and a specialist SQL Server monitoring tool like SQL Monitor, in particular, fit into your stack.
Databases in Azure… Where to begin? Create a Database and log in!
Ready to create your first Database in Azure. Here are the step by step instructions with plenty of definitions and terms.
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...
SQL Server Still Wins
Comments posted to this topic are about the item SQL Server Still Wins
DBCC CHECKDB Limits I
Comments posted to this topic are about the item DBCC CHECKDB Limits I
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