From 06ac225425a2c10b147e5de23cc767e3757fc38c Mon Sep 17 00:00:00 2001
From: Sema Checherinda <Sema.Checherinda@clickhouse.com>
Date: Wed, 19 Oct 2022 12:42:45 +0200
Subject: [PATCH] canBeRemoved take into account creation_csn then no txn

---
 src/Interpreters/TransactionVersionMetadata.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Interpreters/TransactionVersionMetadata.cpp b/src/Interpreters/TransactionVersionMetadata.cpp
index 19102f4e20c..7671f512bdc 100644
--- a/src/Interpreters/TransactionVersionMetadata.cpp
+++ b/src/Interpreters/TransactionVersionMetadata.cpp
@@ -243,6 +243,9 @@ bool VersionMetadata::canBeRemoved()
     {
         /// Avoid access to Transaction log if transactions are not involved
 
+        if (creation_csn.load(std::memory_order_relaxed) == Tx::RolledBackCSN)
+            return true;
+
         TIDHash removal_lock = removal_tid_lock.load(std::memory_order_relaxed);
         if (!removal_lock)
             return false;