From cb75b00335b45f779726cd88053ce13c69ca70d1 Mon Sep 17 00:00:00 2001
From: liuhu <liuhu@bilibili.com>
Date: Tue, 14 Jan 2025 16:06:55 +0800
Subject: [PATCH] return deleted key safety when iter is invalid

---
 db/db_iter.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/db/db_iter.h b/db/db_iter.h
index d81d1f0ef43..6e8004ce7b6 100644
--- a/db/db_iter.h
+++ b/db/db_iter.h
@@ -150,7 +150,8 @@ class DBIter final : public Iterator {
     return valid_;
   }
   Slice key() const override {
-    assert(valid_);
+    // return deleted key
+    // assert(valid_);
     if (timestamp_lb_) {
       return saved_key_.GetInternalKey();
     } else {