SELECT * Does Not Hurt Performance
I read all the time how SELECT * hurts performance. I even see where people have said that you just have...
2016-10-25 (first published: 2016-10-17)
4,415 reads
Grant Fritchey
- Twitter: @https://twitter.com/gfritchey
- Website: https://scarydba.com
- LinkedIn: https://www.linkedin.com/in/grant-fritchey/
- Bluesky: https://bsky.app/profile/gfritchey.bsky.social
A Sub-Query Does Not Hurt Performance
The things you read on the internet, for example, “don’t use a sub-query because that hurts performance.”
Truly?
Where do people get...
2016-10-24
1,522 reads
Statistics Are Vital For Query Performance
This is post #10 supporting Tim Ford’s (b|t) initiative on #iwanttohelp, #entrylevel. Read about it here.
When you send a query to your...
2016-10-19 (first published: 2016-10-10)
2,077 reads
Correlated Datetime Columns
SQL Server is a deep and complex product. There’s always more to learn. For example, I had never heard of...
2016-10-13 (first published: 2016-10-03)
1,796 reads
Pre-Summit PASS Board Update
Busy, busy, busy.
A lot of the work around PASS currently is getting ready for Summit. I’m prepping my part in the...
2016-10-11
441 reads
Bingle is my Senior DBA
When working with SQL Server, many people don't need the search engine to be their junior DBA, they need it to be their senior DBA.
2016-10-10
153 reads
Query Store and What Happened Earlier On Your Server
Here’s a great question I received: We had a problem at 9:02 AM this morning, but we’re not sure what...
2016-10-06 (first published: 2016-09-26)
1,861 reads
Where Do We Go To Share?
No one reads blogs any more.
Twitter is dying.
Facebook is broken.
LinkedIn? Please.
G+. Is that even on any more?
Where do we go...
2016-10-05
478 reads
Azure Data Platform Resources
A few months ago I created a GitHub repository for the purpose of building and maintaining a list of resources...
2016-09-30
849 reads
Volunteering With PASS
I was just asked how many times I’ve been to the PASS Summit. This year will be my 12th consecutive...
2016-09-29
762 reads
Blogs
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...
The Book of Redgate: Mistakes
By Steve Jones
This is kind of a funny page to look at. The next page has...
Forums
Why End-User Testing Is Even More Important with AI
Comments posted to this topic are about the item Why End-User Testing Is Even...
Dynamic Unpivot
I have a table I didn't design that has tons of repeating groups in...
Writing as an Art and a Job
Comments posted to this topic are about the item Writing as an Art and...
Question of the Day
String Similarity II
What is the range for the result from the EDIT_DISTANCE_SIMILARITY() function in SQL Server 2025?
See possible answers