It’s always parameter sniffing (part 1?)
This is a blog post about a perennial issue. Have you ever had a call in the middle of the...
2019-01-28 (first published: 2019-01-16)
3,039 reads
My alternative to sp_WhoIsActive
I use sp_WhoIsActive a lot. I’m extremely grateful for Adam Machanic writing it. It has tons of options that let...
2019-01-28
5,278 reads
Memory Grants part 6: Memory used in aggregate functions (Min/Max/etc)
So far in this series, I’ve been focusing on the Sort operator. It’s pretty easy for demos since I can...
2019-01-25
689 reads
The Execution plan comparison feature (in SSMS)
Did you know that you can compare two execution plans in SQL Server Management?
It’s really cool. I use it a...
2019-01-25
999 reads
SQL Server Monitoring: What to start measuring
So you’ve got a SQL Server that you want to monitor. What should you monitor? In my opinion, at bare...
2019-01-22 (first published: 2019-01-14)
2,670 reads
Memory Grants part 4: The Resource Semaphore
Part of query memory grants, part 4! This post will cover the wait type RESOURCE_SEMAPHORE briefly, but the focus is...
2019-01-21
1,170 reads
New page on this blog: Contact Me
This is not a technical post! Just wanted to say that I set up a public email address for this...
2019-01-19
134 reads
When the query plan hash is deceptive
When you’re querying the plan cache, you need to know the four primary objects: the query hash, query plan hash,...
2019-01-17
768 reads
Execution plans: RetrievedFromCache
I first came across the value for RetrievedFromCache when I was reading a confusing execution plan. At first, I thought...
2019-01-11
715 reads
Why is the query hash so useful?
An example of how I use the query hash
I wrote a blog on what the query hash is, right here....
2019-01-10
6,671 reads
Blogs
Think Twice Before Enabling Fabric’s Inbound Network Protection
Fabric inbound network protection involves two tenant-level controls: Private Link and Block Public Internet...
Match the Model to the Task, Not the App: An Orchestrator-Worker Pattern in Python
Most apps that call an LLM send every request to the same model. That...
Advice I Like: Responsibility
By Steve Jones
“The foundation of maturity: Just because it’s not your fault doesn’t mean it’s not...
Forums
AI Observability Challenges in FinOps as a DBA
Comments posted to this topic are about the item AI Observability Challenges in FinOps...
Migration Challenge: Excessive FULLSCAN Statistics Update Duration Blocking SQL
Hello everyone , I am planning to migrate a database from SQL Server 2014...
SQL Agent Job Automated Change Capture Process
Comments posted to this topic are about the item SQL Agent Job Automated Change...
Question of the Day
Finding a Database Master Key
Where do I check for the existence of a Database Master Key (DMK) in SQL Server 2025?
See possible answers