Performance

Parameter Sniffing: Practical Fixes That Work

Parameter Sniffing: Practical Fixes That Work


In the previous post, we covered the basics of parameter sniffing with a simple demo to show what actually happens.

We took a basic stored procedure and illustrated how the first plan to get cached can have severe performance implications…
Parameter Sniffing: A Simple Example

Parameter Sniffing: A Simple Example


A while ago, I was working with a client who was experiencing performance issues on SQL Server 2019.

We quickly isolated the problematic procedure and they asked ’this normally runs fine, why is this a problem now?’ A fair question…