rewrite escape_pattern

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
GreptimeTeam · Jul 1, 2024 · b9572ba · b9572ba
1 parent fa3f5de
commit b9572ba
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/common/function/src/scalars/matches.rs b/src/common/function/src/scalars/matches.rs
@@ -190,9 +190,12 @@ impl PatternAst {
 
     fn escape_pattern(pattern: &str) -> String {
         pattern
-            .replace('\\', "\\\\")
-            .replace('%', "\\%")
-            .replace('_', "\\_")
+            .chars()
+            .flat_map(|c| match c {
+                '\\' | '%' | '_' => vec!['\\', c],
+                _ => vec![c],
+            })
+            .collect::<String>()
     }
 }