Which cardinality estimator (CE) was used in my query?
SQL Server 2008 is reaching end of support this year, so upgrading your SQL Server might be on your mind....
2019-02-25
580 reads
Memory grants 7: DISTINCT (Distinct Sort)
The series is alive! It’s been a while since I last talked about memory grants. Don’t worry, I still care...
2019-02-21
399 reads
Index maintenance freebies
I didn’t expect anything for free in index maintenance. After all, it takes a lot of CPU and transaction log...
2019-02-20 (first published: 2019-01-30)
2,416 reads
Optimize for ad hoc VS single use plans
Yesterday’s post talked about single use plans. The statements I’m using are also called ad hoc queries. The alternative to...
2019-02-20
320 reads
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
161 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
1,733 reads
It’s always parameter sniffing (Part 2): SET options
This is the sequel to “It’s always parameter sniffing (part 1).” In that post, we identified the stored procedure, and...
2019-02-14 (first published: 2019-01-23)
2,513 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
1,629 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
685 reads
Memory Grants part 5: Query hints
Proceed with caution, if you’re thinking of using query hints. This post will specifically cover min_grant_percent and max_grant_percent.
My opinion on...
2019-02-11 (first published: 2019-01-22)
9,911 reads
Blogs
How to Parameterize Fabric Linked Services in Azure Data Factory for Azure Devops Deployment
Quite the title, so let me set the stage first. You have an Azure...
Deployment Pipelines in Fabric – What Are They?
By HeyMo0sh
In the realm of software development and content creation, the deployment pipeline serves as...
Forums
A Quick Restore
Comments posted to this topic are about the item A Quick Restore
Guarding Against SQL Injection at the Database Layer (SQL Server)
Comments posted to this topic are about the item Guarding Against SQL Injection at...
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
Question of the Day
A Quick Restore
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers