diff --git a/Src/Asp.Net/SqlSugar/Abstract/FastestProvider/FastestProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/FastestProvider/FastestProvider.cs
index 767d46984..80ed70cd6 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/FastestProvider/FastestProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/FastestProvider/FastestProvider.cs
@@ -104,6 +104,11 @@ namespace SqlSugar
         {
             return BulkUpdateAsync(tableName,dataTable, whereColumns, updateColumns).ConfigureAwait(true).GetAwaiter().GetResult();
         }
+        public int BulkUpdate(DataTable dataTable, string[] whereColumns, string[] updateColumns)
+        {
+            Check.ExceptionEasy(this.AsName.IsNullOrEmpty(), "need .AS(tablaeName) ", "需要 .AS(tablaeName) 设置表名");
+            return BulkUpdateAsync(this.AsName, dataTable, whereColumns, updateColumns).ConfigureAwait(true).GetAwaiter().GetResult();
+        }
         public async Task<int> BulkUpdateAsync(string tableName, DataTable dataTable, string[] whereColumns, string[] updateColumns)
         {
 
diff --git a/Src/Asp.Net/SqlSugar/Interface/IFastest.cs b/Src/Asp.Net/SqlSugar/Interface/IFastest.cs
index d17fef3ef..b296be11f 100644
--- a/Src/Asp.Net/SqlSugar/Interface/IFastest.cs
+++ b/Src/Asp.Net/SqlSugar/Interface/IFastest.cs
@@ -24,6 +24,7 @@ namespace SqlSugar
         int BulkUpdate(List<T> datas, string[] whereColumns, string[] updateColumns);
         Task<int> BulkUpdateAsync(List<T> datas, string[] whereColumns, string[] updateColumns);
         int BulkUpdate(string tableName,DataTable dataTable, string[] whereColumns, string[] updateColumns);
+        int BulkUpdate(DataTable dataTable, string[] whereColumns, string[] updateColumns);
         Task<int> BulkUpdateAsync(string tableName, DataTable dataTable, string[] whereColumns, string[] updateColumns);
         SplitFastest<T> SplitTable();
     }