Horizontal and vertical scalability are not an either-or choice. Here is how scale-up and scale-out can work better together in one application.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
SQL SERVER – Unable to bring resource online. Error – Data source name not found and no default driver specified
A clustered SQL Server resource would not come online on one node. The cluster log said: data source name not found and no default driver specified.
Cloud Consulting Pre-Engagement Questionnaire – A Bookmark
Thinking of moving an app to the cloud? The Cloud Consulting pre-engagement questionnaire I use with customers, worth bookmarking before your first call.
SQL SERVER – Added New Node in Windows Cluster and AlwaysOn Availability Databases Stopped Working
A client added a new node to the Windows Cluster and their AlwaysOn databases stopped synchronizing. The culprit was a wizard default, and here is the fix.
SQL SERVER – Fix Error Msg 10794, Level 16 – The operation ‘CREATE INDEX’ is not supported with memory optimized tables.
A reader tried my ColumnStore on InMemory OLTP example and got Msg 10794: CREATE INDEX is not supported with memory optimized tables. Here is the fix.
How Many Foreign Key Can You Have on A Single Table? – Interview Question of the Week #096
How many foreign key references can you have on a single table? I said 253 at SQLPASS, but my answer was not complete. Here is the full answer.
SQL SERVER – Cannot Show Requested Dialog – Property Size is Not Available for Database
Opening tempdb properties in SSMS gave ‘Property Size is not available for Database’. The usual owner fix does not work on tempdb. Here is what did.
SQL Server slow? Let's fix it together in about four hours.
In my Comprehensive Database Performance Health Check, you share your screen, I guide you, and we fix your biggest performance troublemakers. No passwords. No remote access.
You keep every script, and the know-how to fix it yourself next time.
Want your whole team to learn it?
My Practical Workshop has no PowerPoint, just live demos. My AI Enablement Workshop shows your team where AI saves hours, and where it quietly costs them.
Over 400 customers have worked with me this way, and not one shared a password. See all consulting options.
Who We Are
Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.
Pinal has authored 19 books and 125 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.
Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).
Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.
Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

