Estimated rows, actual rows and execution count
It’s often said that a major discrepancy between estimated and actual row counts in a query’s execution plan is a...
2009-09-22
2,246 reads
SQL In The Wild
Multiple Execution Paths
It’s not uncommon to find stored procedures that have multiple IF statements controlling the flow of execution within the procedure....
2009-09-15
754 reads
Thoughts on the 24 hours of PASS
From all indications, the first 24 hours of PASS was a resounding success. Hundreds of attendees for each session, minimal...
2009-09-03
363 reads
Backing up to NUL vs Backup with Truncate only
Or “It’s 10pm, do you know where your log records are?”
Something that I’ve started to see recently is the idea...
2009-08-31
2,237 reads
Corruption in sys.dependencies
The second type of corruption I want to look at is that of missing references in sys.sql_dependencies. This typically appears...
2009-08-26
436 reads
Stats blob corruptions
There have been a couple odd types of corruption that I’ve been seeing on the forums. I want to take...
2009-08-24
355 reads
Blogs
PowerPoint to HTML with Claude AI
By Steve Jones
I had an idea for an animated view of a sales tool, and started...
Don’t Miss Out – SQL Server Query Tuning Fundamentals Starts Next Monday!
Next Monday, February 9, 2026, my one-day live online training SQL Server Query Tuning...
Monday Monitor Tips: SQL Auditing Preview
By Steve Jones
One of the features we advocates have been advocating for is a better way...
Forums
Level 28: DAX Text Functions: The DAX Extract & Modify Functions: LEFT(), RIGHT(), MID(), REPLACE(), SUBSTITUTE()
Comments posted to this topic are about the item Level 28: DAX Text Functions:...
Creating JSON I
Comments posted to this topic are about the item Creating JSON I
Expensive CPUs
Comments posted to this topic are about the item Expensive CPUs
Question of the Day
Creating JSON I
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( 'City':'Denver') GOSee possible answers