diff --git a/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
index 71a3f8d61..f7ce73c16 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
@@ -85,6 +85,10 @@ namespace SqlSugar
         {
             InitTables(typeof(T), typeof(T2), typeof(T3), typeof(T4));
         }
+        public void InitTables<T, T2, T3, T4,T5>()
+        {
+            InitTables(typeof(T), typeof(T2), typeof(T3), typeof(T4),typeof(T5));
+        }
         public virtual void InitTables(params Type[] entityTypes)
         {
             if (entityTypes.HasValue())
diff --git a/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs b/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
index c45834d77..3d63ec00c 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
@@ -263,6 +263,15 @@ namespace SqlSugar
             TruncateTable<T4>();
             return true;
         }
+        public virtual bool TruncateTable<T, T2, T3, T4,T5>()
+        {
+            TruncateTable<T>();
+            TruncateTable<T2>();
+            TruncateTable<T3>();
+            TruncateTable<T4>();
+            TruncateTable<T5>();
+            return true;
+        }
         public virtual bool DropColumn(string tableName, string columnName)
         {
             columnName = this.SqlBuilder.GetTranslationColumnName(columnName);
diff --git a/Src/Asp.Net/SqlSugar/Interface/ICodeFirst.cs b/Src/Asp.Net/SqlSugar/Interface/ICodeFirst.cs
index 9483e7b36..20cacc311 100644
--- a/Src/Asp.Net/SqlSugar/Interface/ICodeFirst.cs
+++ b/Src/Asp.Net/SqlSugar/Interface/ICodeFirst.cs
@@ -17,6 +17,7 @@ namespace SqlSugar
         void InitTables<T, T2>();
         void InitTables<T, T2, T3>();
         void InitTables<T, T2, T3, T4>();
+        void InitTables<T, T2, T3, T4,T5>();
         SplitCodeFirstProvider SplitTables();
         TableDifferenceProvider GetDifferenceTables<T>();
         TableDifferenceProvider GetDifferenceTables(params Type[] types);
diff --git a/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs b/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
index 324c0f8fb..24ebdadb0 100644
--- a/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
@@ -36,6 +36,7 @@ namespace SqlSugar
         bool TruncateTable<T,T2>();
         bool TruncateTable<T, T2, T3>();
         bool TruncateTable<T, T2, T3,T4>();
+        bool TruncateTable<T, T2, T3, T4,T5>();
         bool CreateTable(string tableName, List<DbColumnInfo> columns,bool isCreatePrimaryKey=true);
         bool AddColumn(string tableName, DbColumnInfo column);
         bool UpdateColumn(string tableName, DbColumnInfo column);