From c3eb2f08b4aaecd5dbe5bf9dd3f2a017c4fba9eb Mon Sep 17 00:00:00 2001
From: aw0lid <aw0lid.dev@gmail.com>
Date: Sat, 18 Apr 2026 02:05:21 +0200
Subject: [PATCH] Fix invalid SQL parameter names for query filters with
 primary constructors

---
 src/EFCore/Query/Internal/ExpressionTreeFuncletizer.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/EFCore/Query/Internal/ExpressionTreeFuncletizer.cs b/src/EFCore/Query/Internal/ExpressionTreeFuncletizer.cs
index 0f4c0c5602e..532563bc934 100644
--- a/src/EFCore/Query/Internal/ExpressionTreeFuncletizer.cs
+++ b/src/EFCore/Query/Internal/ExpressionTreeFuncletizer.cs
@@ -2145,7 +2145,7 @@ bool PreserveConvertNode(Expression expression)
                 if (visited != expression)
                 {
                     parameterName = QueryFilterPrefix
-                        + (RemoveConvert(expression) is MemberExpression { Member.Name: var memberName } ? ("__" + memberName) : "__p");
+                        + (RemoveConvert(expression) is MemberExpression { Member.Name: var memberName } ? ("__" + SanitizeCompilerGeneratedName(memberName)) : "__p");
                     isContextAccessor = true;
 
                     // Context accessors (query filters accessing the context) never get constantized