diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/properties/DataTrait.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/properties/DataTrait.java
index c16328a4edf346..ff4756979e450e 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/properties/DataTrait.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/properties/DataTrait.java
@@ -28,7 +28,6 @@
 import com.google.common.collect.Sets;
 
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.LinkedHashMap;
@@ -124,10 +123,6 @@ public boolean isUniformAndHasConstValue(Slot slot) {
         return uniformSet.isUniformAndHasConstValue(slot);
     }
 
-    public Map<Slot, Optional<Expression>> getSlotUniformValueMap() {
-        return new HashMap<>(uniformSet.slotUniformValue);
-    }
-
     public Optional<Expression> getUniformValue(Slot slot) {
         return uniformSet.slotUniformValue.get(slot);
     }
@@ -200,10 +195,6 @@ public void addUniformSlotForOuterJoinNullableSide(DataTrait dataTrait) {
             uniformSet.addUniformSlotForOuterJoinNullableSide(dataTrait.uniformSet);
         }
 
-        public void addUniformSlotValueMap(Map<Slot, Optional<Expression>> map) {
-            uniformSet.add(map);
-        }
-
         public void addUniformSlotAndLiteral(Slot slot, Expression literal) {
             uniformSet.add(slot, literal);
         }
@@ -547,17 +538,13 @@ public void add(Set<Slot> slots) {
             }
         }
 
-        public void add(Map<Slot, Optional<Expression>> map) {
-            slotUniformValue.putAll(map);
-            for (Map.Entry<Slot, Optional<Expression>> entry : map.entrySet()) {
+        public void add(UniformDescription ud) {
+            slotUniformValue.putAll(ud.slotUniformValue);
+            for (Map.Entry<Slot, Optional<Expression>> entry : ud.slotUniformValue.entrySet()) {
                 add(entry.getKey(), entry.getValue().orElse(null));
             }
         }
 
-        public void add(UniformDescription ud) {
-            add(ud.slotUniformValue);
-        }
-
         public void add(Slot slot, Expression literal) {
             if (null == literal) {
                 slotUniformValue.putIfAbsent(slot, Optional.empty());