diff --git a/fe/fe-core/src/main/java/org/apache/doris/common/profile/Profile.java b/fe/fe-core/src/main/java/org/apache/doris/common/profile/Profile.java
index 84e4ff5b061b6b..e739a73a89894c 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/common/profile/Profile.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/common/profile/Profile.java
@@ -433,6 +433,9 @@ public void setSummaryProfile(SummaryProfile summaryProfile) {
     public void releaseMemory() {
         this.executionProfiles.clear();
         this.changedSessionVarCache = "";
+        this.physicalPlan = null;
+        this.rowsProducedMap = null;
+        this.physicalRelations = null;
     }
 
     public boolean shouldStoreToStorage() {