diff --git a/orm/src/main/java/com/zfoo/orm/cache/EntityCache.java b/orm/src/main/java/com/zfoo/orm/cache/EntityCache.java
index 92c26358..60a938cc 100644
--- a/orm/src/main/java/com/zfoo/orm/cache/EntityCache.java
+++ b/orm/src/main/java/com/zfoo/orm/cache/EntityCache.java
@@ -240,12 +240,34 @@ public class EntityCache<PK extends Comparable<PK>, E extends IEntity<PK>> imple
                 }
             }
         });
+        persistList(updateList, entityClass);
+    }
 
+    @Override
+    public void persist(PK pk) {
+        var pnode = cache.get(pk);
+        if (pnode == null) {
+            return;
+        }
+        @SuppressWarnings("unchecked")
+        var entityClass = (Class<E>) entityDef.getClazz();
+        var updateList = new ArrayList<E>();
+        var currentTime = TimeUtils.currentTimeMillis();
+        if (pnode.getModifiedTime() == pnode.getWriteToDbTime()) {
+            return;
+        }
+        var entity = pnode.getEntity();
+        pnode.setWriteToDbTime(currentTime);
+        pnode.setModifiedTime(currentTime);
+        updateList.add(entity);
+        persistList(updateList, entityClass);
+    }
+
+    private void persistList(ArrayList<E> updateList, Class<E> entityClass) {
         // 执行更新
         if (updateList.isEmpty()) {
             return;
         }
-
         var page = Page.valueOf(1, BATCH_SIZE, updateList.size());
         var maxPageSize = page.totalPage();
 
diff --git a/orm/src/main/java/com/zfoo/orm/cache/IEntityCache.java b/orm/src/main/java/com/zfoo/orm/cache/IEntityCache.java
index d08ebe3e..b270898c 100644
--- a/orm/src/main/java/com/zfoo/orm/cache/IEntityCache.java
+++ b/orm/src/main/java/com/zfoo/orm/cache/IEntityCache.java
@@ -66,6 +66,13 @@ public interface IEntityCache<PK extends Comparable<PK>, E extends IEntity<PK>>
      */
     void invalidate(PK pk);
 
+    /**
+     * 持久化缓存数据
+     *
+     * @param pk 主键
+     */
+    void persist(PK pk);
+
     /**
      * 持久化所有缓存数据
      */