Why Plan Cache Scripts Can Be Misleading
A Long Way From Home Most scripts (even ones I’ve worked on!) that look at the plan cache, have had…
2019-04-26
Database Performance
Yes, pulling just the data you need is really important.
I was asked the other day why a customer was having performance issues on a table. A simple SELECT that ... Continue reading
The post Yes, pulling just the data...
2019-04-24
When READPAST Doesn’t Read Past
Oh, Bother Sometimes, you only wanna work on one thing. Other times, you only wanna work on something if it’s…
2019-04-24
Slightly Less Not SARGable
Date Debate Searching dates is a common enough task. There are, of course, good and bad ways to do this.…
2019-04-22
Which Database is Causing the Problem?
You’ve got one SQL Server hosting a bunch of databases, and performance is bad. Which database should you focus on first? Here are a few ways you can pick...
2019-04-17
Index scans aren’t always bad, and index seeks aren’t always great.
Somewhere along the way in your career, you were told that: Index seeks are quick, lightweight operations Table scans are ugly, slow operations And ever since, you’ve kept an...
2019-04-16
Have Your Batch Updates Become Unmanageable?
Look, I’m telling you this as a friend. Seriously, it’s time to let go of your batch updates. It’s not a...
2019-04-16
When Inline UDFs are Slower
Brent Ozar has been digging deep into new functionality in SQL Server 2019: In the Froid white paper, Microsoft talked about how they were working on fixing the function...
2019-04-15
Intelligent Query Processing FAQ
Joe Sack answers a number of questions about intelligent query processing in SQL Server: You have batch mode adaptive joins, but no row mode adaptive joins. Why?Adaptive joins are...
2019-04-15
Does ARITHABORT Setting Negatively Impact SQL Server Performance? – Interview Question of the Week #220
Question: Does ARITHABORT Setting Negatively Impact SQL Server Performance?
First appeared on Does ARITHABORT Setting Negatively Impact SQL Server Performance? – Interview Question of the Week #220
2019-04-14
Blogs
On Speaking Well
By Brian Kelley
Professor Patrick Winston of MIT used to give a one-hour talk about how to...
Monday Monitor Tips: Oracle Custom Metrics
By Steve Jones
One of the popular features of Redgate Monitor has been the ability to add...
Walking Through a Planned Failover: SQL Server Always On Availability Groups on Kubernetes
When building the sql-on-k8s-operator, I wanted to make sure it could handle both planned...
Forums
Troubleshooting WQL in custom PBM conditions?
Hi, I'm currently trying to implement policy based mgmt with a condition to query...
Analysis of Locking Issues on Secondary Replicas in AlwaysOn Availability Groups
We have an AlwaysOn architecture with four replicas: two running in synchronous commit mode...
The Vector Data Type
Comments posted to this topic are about the item The Vector Data Type
Question of the Day
The Vector Data Type
What is the vector data type in SQL Server?
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