diff --git a/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/db/EntityHelper.java b/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/db/EntityHelper.java
index f427081..c61baea 100644
--- a/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/db/EntityHelper.java
+++ b/smtweb-framework/core/src/main/java/cc/smtweb/framework/core/db/EntityHelper.java
@@ -189,5 +189,14 @@ public class EntityHelper {
         }
     }
 
-
+    /**
+     * 获取带数据库的表名，用于sql
+     * @param tableName
+     * @return
+     */
+    public static String getSchemaTableName(String tableName) {
+        ModelTable table = ModelTableCache.getInstance().getByName(tableName);
+        if (table == null) throw new SwException("没有找到表定义：" + tableName);
+        return table.getSchemaTableName();
+    }
 }