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
Blog a Day – Day 1: History of AI
By Vinay Thakur
it has been a year since i have not written much on the blog...
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...
Forums
A Quick Restore
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Guarding Against SQL Injection at the Database Layer (SQL Server)
Comments posted to this topic are about the item Guarding Against SQL Injection at...
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
Question of the Day
A Quick Restore
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers