diff --git a/backend/src/flow/executors/db.rs b/backend/src/flow/executors/db.rs
index c5cf068..f552e9c 100644
--- a/backend/src/flow/executors/db.rs
+++ b/backend/src/flow/executors/db.rs
@@ -209,6 +209,7 @@ fn extract_connection_url(cfg: Value) -> anyhow::Result<String> {
     }
 }
 
+#[allow(dead_code)]
 fn get_result_mode_from_conn(conn: &Option<Value>) -> Option<String> {
     match conn {
         Some(Value::Object(m)) => m.get("mode").and_then(|v| v.as_str()).map(|s| s.to_string()),