Bad Query Performance Tips Rebutted
Once upon a time, someone, somewhere, wrote a list of bad query performance tips and they’ve been copied all over...
2018-11-20 (first published: 2018-11-12)
3,235 reads
The Scary DBA
What Is Happening, Right Now, At the PASS Summit?
Honestly, that’s a very hard question to answer. I mean, first of all, you can look at the schedule. There...
2018-11-05
204 reads
Explicitly Drop Temporary Tables Or Wait For Cleanup?
I was recently asked if we are going to see performance differences if we explicitly drop temporary tables. I couldn’t...
2018-11-07 (first published: 2018-10-29)
3,990 reads
Why Did a Plan Get Removed From Cache?
I was recently asked if we could tell why a plan was removed from cache. If you read this blog,...
2018-10-26 (first published: 2018-10-22)
1,901 reads
Using Extended Events to Capture Implicit Conversions
Using the appropriate data type to avoid conversions or implicit conversions is a fundamental approach to good T-SQL coding practices....
2018-10-24 (first published: 2018-10-15)
1,806 reads
Database Fundamentals #19: JOINS
The last Database Fundamentals post introduced the SELECT and FROM commands. We’re going to start using JOIN operations shortly, but...
2018-10-22 (first published: 2018-10-08)
2,968 reads
Adaptive Joins and Join Hints
At a recent all-day seminar on query performance tuning I was asked a question that I didn’t know the answer...
2018-10-10 (first published: 2018-10-01)
2,724 reads
Introducing Azure Data Studio
If you’re watching Microsoft Ignite or tracking the information coming out of it on social media, then you know that...
2018-10-02 (first published: 2018-09-24)
3,566 reads
Extended Events and Stored Procedure Parameter Values
One complaint I’ve received frequently is that you can’t see stored procedure parameter values in Extended Events. That is patently...
2018-09-24
500 reads
Databases and DevOps, It’s Not Just Me
Anyone who subscribes to my blog or my YouTube channel as well as anyone following me on social media knows...
2018-09-19
309 reads
Blogs
AI: Blog a Day – Day 8: RAG – Retrieval Augmented Generation
By Vinay Thakur
RAG — Retrieval Augmented Generation. we have covered so far — embeddings, vectors, vector...
AI: Blog a Day – Day 7: Vector and Vector Databases
By Vinay Thakur
Continuing from Day 6 we learned Embeddings, Semantic Search and Checks, on Day 7...
AI: Blog a Day – Day 6: Embeddings – How AI Understands
By Vinay Thakur
Continuing from Day 5 where we covered notebooks, HuggingFace and fine tuning AI now...
Forums
I'm thinking about submitting some articles
I've written some documentation on using different Markdown types of files on GitHub. It's...
Not Just an Upgrade
Comments posted to this topic are about the item Not Just an Upgrade
Restoring On Top I
Comments posted to this topic are about the item Restoring On Top I
Question of the Day
Restoring On Top I
I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?
USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO USE DNRTest GO CREATE TABLE MyTest(myid INT) GO USE master RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACESee possible answers