From e21c9dca9cfda70ca28a5ab2e0c90c15eba66f27 Mon Sep 17 00:00:00 2001
From: zhangdong <493738387@qq.com>
Date: Fri, 2 Feb 2024 13:29:46 +0800
Subject: [PATCH] [fix](mtmv)compatibility metadata without refreshsnapshot
 #30735

---
 fe/fe-core/src/main/java/org/apache/doris/catalog/MTMV.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/MTMV.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/MTMV.java
index f0730f0d37..7f24934c2a 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/MTMV.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/MTMV.java
@@ -268,6 +268,10 @@ public class MTMV extends OlapTable {
         relation = materializedView.relation;
         mvPartitionInfo = materializedView.mvPartitionInfo;
         refreshSnapshot = materializedView.refreshSnapshot;
+        // For compatibility
+        if (refreshSnapshot == null) {
+            refreshSnapshot = new MTMVRefreshSnapshot();
+        }
     }
 
 }