From 082f18c0735ccbe690d1f18d1ef0a6311ff58599 Mon Sep 17 00:00:00 2001
From: Pere Diaz Bou <pere-altea@hotmail.com>
Date: Thu, 28 Aug 2025 10:49:54 +0000
Subject: [PATCH] core/translate: sanize_string fast path improvement

---
 core/translate/expr.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/core/translate/expr.rs b/core/translate/expr.rs
index 398b31c3c..bae89f612 100644
--- a/core/translate/expr.rs
+++ b/core/translate/expr.rs
@@ -2619,7 +2619,14 @@ pub fn maybe_apply_affinity(col_type: Type, target_register: usize, program: &mu
 /// Sanitizes a string literal by removing single quote at front and back
 /// and escaping double single quotes
 pub fn sanitize_string(input: &str) -> String {
-    input[1..input.len() - 1].replace("''", "'").to_string()
+    let inner = &input[1..input.len() - 1];
+
+    // Fast path, avoid replacing.
+    if !inner.contains("''") {
+        return inner.to_string();
+    }
+
+    inner.replace("''", "'")
 }
 
 /// Sanitizes a double-quoted string literal by removing double quotes at front and back