The Importance of Input Shadowing Parameters

Underneath the hood, SQL server is actually telling it keeps things stored in the same ways. It's got this whole hierarchy of dilemmas that it uses to keep track of stuff. I think there's actually a name for it too, where you mentioned saving a copy that in the arguments passed in to a local variable. And I think it's called like input shadowing or what's it? Prammer shadowing parameter. BecauseSQL server tries to parameter sniff and sometimes it screws up, which is really weird and it causes hours of frustration.