Parameter Sniffing in SQL Server 2019: Adaptive Joins
So far, I’ve talked about how adaptive memory grants both help and worsen parameter sniffing, and how the new air_quote_actual plans don’t accurately show what happened. But so far,...
2019-04-10
Database Performance
Parameter Sniffing in SQL Server 2019: Air_Quote_Actual Plans
My last post talked about how parameter sniffing caused 3 problems for a query, and how SQL Server 2019 fixes one of them – kinda – with adaptive memory...
2019-04-09
Selects That Cause Writes
Answer Time While answering a question on dba.se, I got to thinking about if there would be a good way…
2019-04-09
Parameter Sniffing in SQL Server 2019: Adaptive Memory Grants
This week, I’m demoing SQL Server 2019 features that I’m really excited about, and they all center around a theme we all know and love: parameter sniffing. If you...
2019-04-08
Stop Looking At Wait Stats Without Looking At Uptime
Economy Of Waits There’s a joke about two economists walking down the street. One of them asks the other how…
2019-04-08
Scalar function inlining in SQL Server 2019
This insanely cool new performance-related update is one of nicest features in SQL Server 2019, and certainly one I’ve been looking forward to for a long time. If you’ve...
2019-04-08
Blogs
Resetting on the AI hype train
By Brian Kelley
There's a great article from MIT Technology Review about resetting on the hype of...
A New Word: Etherness
By Steve Jones
etherness – n. the wistful feeling of looking around a gathering of loved ones,...
Vibe Coding a Login Tracking System
By Steve Jones
A customer was asking about tracking logins and logouts in Redgate Monitor. We don’t...
Forums
The Microsoft SQL Year in Review
Comments posted to this topic are about the item The Microsoft SQL Year in...
T-SQL in SQL Server 2025: The || Operator
Comments posted to this topic are about the item T-SQL in SQL Server 2025:...
Your Value from a Conference
Comments posted to this topic are about the item Your Value from a Conference
Question of the Day
UNISTR Basics
What does this code return in SQL Server 2025+? (assume the database has an appropriate collation)
SELECT UNISTR('Hello 4E16754C') AS 'A Classic';
A: 
B: 
See possible answers