diff --git a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/mapping/defaults/DefaultUpdate.java b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/mapping/defaults/DefaultUpdate.java
index 74c0beef..d322c984 100644
--- a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/mapping/defaults/DefaultUpdate.java
+++ b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/mapping/defaults/DefaultUpdate.java
@@ -77,33 +77,38 @@ public <T extends QueryParam> T toQueryParam(Supplier<T> template) {
 
     protected UpdateResultOperator doExecute() {
         return EventResultOperator.create(
-                () -> {
-                    if (null != instance) {
-                        applyColumns(instance);
+            () -> {
+                if (null != instance) {
+                    applyColumns(instance);
+                }
+                for (Map.Entry<String, Object> entry : tempInstance.entrySet()) {
+                    if (entry.getValue() != null) {
+                        operator.set(entry.getKey(), entry.getValue());
                     }
-                    return operator
-                            .where(dsl -> terms.forEach(dsl::accept))
-                            .execute();
-                },
-                UpdateResultOperator.class,
-                table,
-                MappingEventTypes.update_before,
-                MappingEventTypes.update_after,
-                contextKeyValues.toArray(new ContextKeyValue[0])
+                }
+                return operator
+                    .where(dsl -> terms.forEach(dsl::accept))
+                    .execute();
+            },
+            UpdateResultOperator.class,
+            table,
+            MappingEventTypes.update_before,
+            MappingEventTypes.update_after,
+            contextKeyValues.toArray(new ContextKeyValue[0])
         );
     }
 
     private void applyColumns(E instance) {
         mapping
-                .getColumnPropertyMapping()
-                .entrySet()
-                .stream()
-                .filter(e -> includes.isEmpty() || includes.contains(e.getKey()) || includes.contains(e.getValue()))
-                .filter(e -> !excludes.contains(e.getKey()) && !excludes.contains(e.getValue()))
-                .forEach(e -> GlobalConfig
-                        .getPropertyOperator()
-                        .getProperty(instance, e.getValue())
-                        .ifPresent(val -> this.set(e.getKey(), val)));
+            .getColumnPropertyMapping()
+            .entrySet()
+            .stream()
+            .filter(e -> includes.isEmpty() || includes.contains(e.getKey()) || includes.contains(e.getValue()))
+            .filter(e -> !excludes.contains(e.getKey()) && !excludes.contains(e.getValue()))
+            .forEach(e -> GlobalConfig
+                .getPropertyOperator()
+                .getProperty(instance, e.getValue())
+                .ifPresent(val -> this.set(e.getKey(), val)));
     }
 
     @Override
@@ -214,7 +219,7 @@ public ME accept(Param param) {
         if (param instanceof UpdateParam) {
             includes.addAll(param.getIncludes());
             excludes.addAll(param.getExcludes());
-            set((E)((UpdateParam<?>) param).getData());
+            set((E) ((UpdateParam<?>) param).getData());
         }
         return DSLUpdate.super.accept(param);
     }
diff --git a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/BuildParameterUpdateOperator.java b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/BuildParameterUpdateOperator.java
index c67046ed..e215afdb 100644
--- a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/BuildParameterUpdateOperator.java
+++ b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/BuildParameterUpdateOperator.java
@@ -19,8 +19,7 @@ public UpdateOperator set(String column, Object value) {
         UpdateColumn updateColumn = new UpdateColumn();
         updateColumn.setColumn(column);
         updateColumn.setValue(value);
-        parameter.getColumns().add(updateColumn);
-        return this;
+        return set(updateColumn);
     }
 
     @Override
@@ -30,6 +29,7 @@ public UpdateOperator set(Object entity) {
 
     @Override
     public UpdateOperator set(UpdateColumn column) {
+        parameter.getColumns().remove(column);
         parameter.getColumns().add(column);
         return this;
     }
diff --git a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/UpdateColumn.java b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/UpdateColumn.java
index 30f5a278..0e08f372 100644
--- a/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/UpdateColumn.java
+++ b/hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/dml/update/UpdateColumn.java
@@ -1,11 +1,13 @@
 package org.hswebframework.ezorm.rdb.operator.dml.update;
 
+import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.Setter;
 import org.hswebframework.ezorm.rdb.operator.dml.FunctionColumn;
 
 @Getter
 @Setter
+@EqualsAndHashCode(callSuper = true,exclude = "value")
 public class UpdateColumn extends FunctionColumn {
 
     private Object value;