From fd85f67fd76b6f8a954f091e317b84f092cef9d8 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Sun, 17 Apr 2022 19:02:50 +0800
Subject: [PATCH] Add TruncateTable<T,T2,T3,T4>

---
 .../Abstract/DbMaintenanceProvider/Methods.cs | 21 +++++++++++++++++++
 .../SqlSugar/Interface/IDbMaintenance.cs      |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs b/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
index bfbff4de5..ddf896151 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
@@ -220,6 +220,27 @@ namespace SqlSugar
             this.Context.InitMappingInfo<T>();
             return this.TruncateTable(this.Context.EntityMaintenance.GetEntityInfo<T>().DbTableName);
         }
+        public virtual bool TruncateTable<T,T2>()
+        {
+            TruncateTable<T>();
+            TruncateTable<T2>();
+            return true;
+        }
+        public virtual bool TruncateTable<T, T2,T3>()
+        {
+            TruncateTable<T>();
+            TruncateTable<T2>();
+            TruncateTable<T3>();
+            return true;
+        }
+        public virtual bool TruncateTable<T, T2, T3,T4>()
+        {
+            TruncateTable<T>();
+            TruncateTable<T2>();
+            TruncateTable<T3>();
+            TruncateTable<T4>();
+            return true;
+        }
         public virtual bool DropColumn(string tableName, string columnName)
         {
             columnName = this.SqlBuilder.GetTranslationColumnName(columnName);
diff --git a/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs b/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
index 1a00a863b..324c0f8fb 100644
--- a/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Interface/IDbMaintenance.cs
@@ -33,6 +33,9 @@ namespace SqlSugar
         bool DropTable(string tableName);
         bool TruncateTable(string tableName);
         bool TruncateTable<T>();
+        bool TruncateTable<T,T2>();
+        bool TruncateTable<T, T2, T3>();
+        bool TruncateTable<T, T2, T3,T4>();
         bool CreateTable(string tableName, List<DbColumnInfo> columns,bool isCreatePrimaryKey=true);
         bool AddColumn(string tableName, DbColumnInfo column);
         bool UpdateColumn(string tableName, DbColumnInfo column);