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.
Creating Deep and Shallow Delta Clones in Azure Databricks
In this article we will look at how to create deep and shallow clones of source data when using Azure Databricks.
Save the date: PASS Data Community Summit 2021
Simple Talk editor Kathi Kellenberger announces this year's free global online conference will take place on November 8 - 12. Save the date, and stay tuned for the Call for Speakers coming soon.
You are cordially invited to attend 2021 Virtual Data.SQL.Saturday.LA event!
We are reaching out to all people that enjoyed SQL Saturday in LA 2017, 2018, 2019, and 2020 events to let you know that the 2021 event is fast approaching. Only 30+ days remain until the June 12 Virtual Data.SQL.Saturday.LA event. Please register soon to reserve your spot by using http://2021sqlsatla.eventbrite.com/ hyperlink, register using a form below or just use a QR code.
Differential Privacy
Steve looks at a technique that some think will allow more data to be used in research and training.
Dimensionality Reduction Techniques - PCA, Kernel-PCA and LDA Using Python
Summary In this article, we will be looking at some of the useful techniques on how to reduce dimensionality in our datasets. When we talk about dimensionality, we are referring to the number of columns in our dataset assuming that we are working on a tidy and a clean dataset. When we have many columns […]
Blogs
Using CAT for Testing of Data Agents
In last months one of the scenarios where you can use AI has been...
Are you getting value from your reporting?
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
The Book of Redgate: SQL Server Central
By Steve Jones
It was neat to stumble on this in the book, a piece by me,...
Forums
Backup to Immutable Storage
Comments posted to this topic are about the item Backup to Immutable Storage
Microsoft Security Changes and SQL Server
Comments posted to this topic are about the item Microsoft Security Changes and SQL...
Expanding into Print
Comments posted to this topic are about the item Expanding into Print
Question of the Day
Backup to Immutable Storage
In SQL Server 2025, a backup can be made on Azure Immutable Storage. What changes in how the backup is created?
See possible answers