Finding single use plans in the plan cache
A single use plan is an entry in the SQL Server plan cache that was only used once. When a...
2019-03-07 (first published: 2019-02-19)
3,901 reads
Arthur's Blog
Partitioning 5: The extra partition
So, we’ve set up a table with table partitioning on the RIGHT for CreationDate. We defined 11 partitions, and in...
2019-02-18
169 reads
Partitioning 4: Finding partitioning in DMVs and Object Explorer
Happy Friday! Today’s post will be light on the performance side and instead, I’m going to talk about how to...
2019-02-15
1,880 reads
Partitioning 3: Beyond just partition elimination
In Partitioning 2, I showed how to analyze which partitions were accessed by our Index Seek. However, we were searching...
2019-03-04 (first published: 2019-02-14)
1,865 reads
Partitioning 2: Getting and measuring partition elimination
In Partitioning 1, my query searched through all 1-12 partitions. Let’s see if we can reduce that number.
Adding the partitioning...
2019-02-13
1,668 reads
T-SQL Tuesday #111 – Why I blog
This month’s T-SQL Tuesday is hosted by Andy Leonard at andyleonard.blog . Andy asks us, what is your “Why?”
So what is...
2019-02-12
686 reads
Partitioning 1: Non-partition aligned queries
Here’s my take on partitioning. I’ll be focusing on getting queries to perform on partitioned tables, and not on partition...
2019-02-27 (first published: 2019-02-11)
2,497 reads
Performance on readable replicas in Availability Groups
I apologize in advance if I mess up the terminology.
I’ve worked with a moderate read workload on a readable replica...
2019-02-08
775 reads
Dynamic Data Masking in the execution plan
I think Dynamic Data Masking is pretty cool. The idea is basically to provide a mask for certain users when...
2019-02-07
817 reads
Bad indexing can show up in wait statistics
At first, this statement might sound a bit confusing. Usually, we expect wait statistics to show us what a query...
2019-02-06
222 reads
Blogs
Prime Day Recommendations
By Steve Jones
It’s Prime Day. A few of my recommendations, since I want to do some...
Fabric for Operational Reporting & SQL Endpoint Trap
With Fabric Mirroring, Microsoft is promoting a nice and appealing story for operational reporting...
Crawl, Walk, Run with Agentic Development of Power BI Assets
If you’ve been watching AI roll through the data community and thinking, “this seems...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Concurrency and Baseline Control: Level 5 of the Stairway to Reliable Database Deployments
Comments posted to this topic are about the item Concurrency and Baseline Control: Level...
Spending Time in the Office
Comments posted to this topic are about the item Spending Time in the Office
Question of the Day
Multiple Values Inserted
I have this code on SQL Server 2022. What happens when it runs all at once?
DROP TABLE IF EXISTS dbo.Commission GO CREATE TABLE dbo.Commission (id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY , salesperson VARCHAR(20) , commission VARCHAR(20) ) GO INSERT dbo.Commission ( salesperson, commission) VALUES ( 'Brian', 12 ), ( 'Brian', 'None' ) GOSee possible answers