Parameter Sniffing in SQL Server 2019: Adaptive Memory Grants
This week, Brent is demoing SQL Server 2019 features that he's really excited about, and they all center around a theme we all know and love: parameter sniffing.
2019-04-26
Parameter Sniffing
Troubleshooting Parameter Sniffing Issues the Right Way: Part 1
Tara Kizer explains that many of you are troubleshooting Parameter Sniffing issues the wrong way in production. In this three-part series, she will show you how to troubleshoot it the right way.
2018-03-30
3,974 reads
Parameter Sniffing In Action
This article will demonstrate what is parameter sniffing and how can it can kill performance
2017-10-24
2,159 reads
2013-10-17
2,719 reads
Parameter Sniffing and Sniffing Memory
This article aims to demonstrate bad parameter sniffing and its effects on memory grants.
2013-07-15
7,217 reads
Avoiding Parameter Sniffing in SQL Server
Parameter sniffing is when SQL Server compiles a stored procedure’s execution plan with the first parameter that has been used and then uses this plan for subsequent executions regardless of the parameters.
2013-06-20
5,269 reads
Blogs
Excellent article on securing msdb
By Brian Kelley
Fabiano Amorim has written an excellent article at Simple Talk on securing msdb. Here's...
T-SQL Tuesday #201: Temp Tables
By Steve Jones
This month we have a new host, which I am grateful for. So many...
When Do You Reach For A #temp Table?
I needed to do some research because there is more to #temp tables than...
Forums
OUTER APPLY Fundamentals: Part 2
Comments posted to this topic are about the item OUTER APPLY Fundamentals: Part 2
Building Great Software
Comments posted to this topic are about the item Building Great Software
The Range of Customers
Comments posted to this topic are about the item The Range of Customers
Question of the Day
The Range of Customers
I have this data in the OrderHeader table in a SQL Server 2025 database (ordered by CustomerID ASC):
orderid orderdate customerid complete 3 2025-05-10 00:00:00.0002 1 21 2024-01-10 00:00:00.0003 1 15 2023-10-28 00:00:00.0004 1 13 2025-03-08 00:00:00.0006 1 11 2024-04-02 00:00:00.0007 1If I run this query, how many rows are returned?
SELECT * from dbo.OrderHeader where customerid between 3 and '6'See possible answers