A Computer on Wheels
Tesla is updating their software in a real world, real life DevOps that their customers experience every day. It impresses Steve and tempts him to get one of their cars.
Model Selection and Performance Boosting with k-Fold Cross Validation and XGBoost
This article examines how to split a data set for training and testing and evaluating our model using Python.
Managing Database Documentation during Flyway-based Development
How to create and maintain a 'data dictionary' for your databases, in JSON format, which you can then use to add and update the table descriptions, whenever you build a new version using Flyway.
Oracle Sequences: RAC
Using sequences when scaling up with Oracle RAC presents more issues with contention. In this article, Jonathan Lewis explains how to avoid the problems.
Living Life
It's a holiday weekend in the US this weekend. As such, many of you will be taking a break from work and enjoying time with family, as well as remembering some history in the US. If you're in the rest of the world, hopefully you have a holiday coming up soon you can enjoy. One […]
How much will it cost or save to rebuild that index? (SQL Oolie)
What's the true and permanent cost of lowering the Fill Factor of an index in SQL Server? It's a lot more than many people think. 9 year SQL Server MVP veteran, Jeff Moden, demonstrates how to calculate the extra space that will be used by lowering the Fill Factor and saved by increasing it.
Constraints and declarative referential integrity
Database systems have powerful features built right in that can ensure the integrity of data. In this article, Joe Celko discusses keys and constraints.
Introducing the PASS Data Community SUMMIT
Join the world’s largest gathering of data professionals at this year’s free online PASS Data Community SUMMIT. Connect and network with 1000s of your peers and learn from some of the brightest minds in the data industry. This year’s must-attend online event is completely free, so sign up now to be notified when registration opens.
Agree or Lose Features
Forcing users to agree to a new EULA or removing features seems like a bad idea to Steve.
Blogs
A New Word: on tenderhooks
By Steve Jones
on tenderhooks – adj. feeling the primal satisfaction of being needed by someone, which...
Ramblings about data communities and your contributions, no excuses
By DataOnWheels
I have been active in the data community throughout my career. I have met...
SQL Server Journey till 2025 (brief)
By Vinay Thakur
Quick Summary for Microsoft SQL Server till 2025, I am fortunate to be part...
Forums
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
how do i map the "current" object entry in for each to one variable
hi, in an ssis for each loop over an object variable called MyListVariable, i...
Simulating Mercury’s Orbital Motion Using Pure T-SQL (NASA 2025 Dataset)
SQL Server is typically viewed as a transactional or analytical database engine. However, it...
Question of the Day
String Similarity I
On SQL Server 2025, when I run this, what is returned?
SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL') See possible answers