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.
2021-05-28
databases
SQL Server security – Providing a security model using user-defined roles
Greg Larsen continues his series and shows how user-defined roles roles can control SQL Server security.
2021-05-24
How to choose between SQL and NoSQL databases
Organizations have many choices when it comes to databases. In this article, Robert Sheldon explains how to choose between SQL and NoSQL databases.
2021-05-19
SQL Window Functions in SQL Server, Oracle and PostgreSQL
In this article we look at using Window Functions in SQL Server, Oracle and PostgreSQL to see the differences and similarities of the syntax.
2021-04-19
Where I See Databases Going in the Next 10 Years
This month, to mark the 20th anniversary of BrentOzar.com, Brent steps back and looks at the big picture.
2021-04-06
Checking for Missing Module References in a SQL Server Database Using Flyway
There are certain checks that need to be done after a database migration is complete. One good example of this is the check that a migration script, such as one that merges changes from a branch into main, doesn't cause 'invalid objects' (a.k.a. 'missing references') in your databases. I'll show you how to run this check, using sp_RefreshSQLModule, and incorporate it into a Flyway "after" migration script.
2021-03-25
Azure AD Authentication for Azure SQL Databases
In this article we walk through how to connect to Azure SQL Database using Azure Active Directory authentication along with multi-factor authentication.
2021-03-19
Getting Data In and Out of SQL Server Flyway Builds
Phil Factor provides SQL routines to extract data from and load data into a SQL Server database, using BCP, and then a PowerShell automation script that uses Flyway to automatically build a database, from scratch and then fill it with data, ready for testing.
2021-03-10
Using Azure SQL Data Sync to Replicate Data
Learn how to setup and use Azure SQL Data Sync to synchronize and replicate data from various locations including Azure SQL Database, cloud and on-premises databases.
2021-03-02
What will you learn at the Redgate Summit?
There's just 1 week left until the Redgate Summit: The Future of Database DevOps. Check out this blogpost for what's in store, spoilers from our speakers on what they're most excited to share on the day, and why you should attend.
2021-02-09
Blogs
Claude Code Helps Analyze Test Data Manager Log Files
By Steve Jones
I had a customer ask about analyzing their Test Data Manager (TDM) usage to...
PowerPoint to HTML with Claude AI
By Steve Jones
I had an idea for an animated view of a sales tool, and started...
Don’t Miss Out – SQL Server Query Tuning Fundamentals Starts Next Monday!
Next Monday, February 9, 2026, my one-day live online training SQL Server Query Tuning...
Forums
Huge frustration - Database watcher with two elastic pools
Think there's a reason why this is still in preview, but have someone manage...
SQL Server 2025 Query Performance Tuning: Troubleshoot and Optimize Query Performance
Comments posted to this topic are about the item SQL Server 2025 Query Performance...
Is it uncommon for Dev's to have a data model of the source data
This is a generic question. To the moderators, I wasn't sure where to place...
Question of the Day
Creating JSON I
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( 'City':'Denver') GOSee possible answers