Synchronization code

Src/Asp.NetCore2/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs

@@ -151,6 +151,10 @@ namespace SqlSugar
         /// <returns>the text contents of this XML element node</returns>
         public string GetXElementNodeValue(Type entityType, string nodeAttributeName)
         {
+            if (this.Context.CurrentConnectionConfig?.MoreSettings?.IsNoReadXmlDescription == true)
+            {
+                return "";
+            }
             var path = entityType.Assembly.Location;
             if (string.IsNullOrEmpty(path))
             {

Src/Asp.NetCore2/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavProvider.cs

@@ -63,7 +63,14 @@ namespace SqlSugar
             {
                 Check.ExceptionEasy($"{name} no navigate attribute", $"{this._ParentEntity.EntityName}的属性{name}没有导航属性");
             }
-            UpdateRoot(isRoot, nav);
+            if (_RootOptions != null && _RootOptions.IsDisableUpdateRoot)
+            {
+                //Future
+            }
+            else
+            {
+                UpdateRoot(isRoot, nav);
+            }
             IsFirst = false;
             if (nav.Navigat.NavigatType == NavigateType.OneToOne || nav.Navigat.NavigatType == NavigateType.ManyToOne)
             {

Src/Asp.NetCore2/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs

@@ -301,7 +301,24 @@ namespace SqlSugar
                 return 0;
             }
             string sql = _ExecuteReturnIdentity();
-            var result =await Ado.GetIntAsync(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
+            var result = 0;
+            if (InsertBuilder.IsOleDb)
+            {
+                var isAuto = false;
+                if (this.Context.CurrentConnectionConfig.IsAutoCloseConnection)
+                {
+                    isAuto = true;
+                    this.Context.CurrentConnectionConfig.IsAutoCloseConnection = false;
+                }
+                result = Ado.GetInt(sql.Split(';').First(), InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
+                result = Ado.GetInt(sql.Split(';').Last(), InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
+                if (isAuto)
+                {
+                    this.Ado.Close();
+                    this.Context.CurrentConnectionConfig.IsAutoCloseConnection = isAuto;
+                }
+            }
+            result =await Ado.GetIntAsync(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
             After(sql, result);
             return result;
         }

Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs

@@ -1019,8 +1019,8 @@ namespace SqlSugar
         public virtual ISugarQueryable<T> MergeTable()
         {
             Check.Exception(this.MapperAction != null || this.MapperActionWithCache != null,ErrorMessage.GetThrowMessage( "'Mapper’ needs to be written after ‘MergeTable’ ", "Mapper 只能在 MergeTable 之后使用"));
-            Check.Exception(this.QueryBuilder.SelectValue.IsNullOrEmpty(),ErrorMessage.GetThrowMessage( "MergeTable need to use Queryable.Select Method .", "使用MergeTable之前必须要有Queryable.Select方法"));
-            Check.Exception(this.QueryBuilder.Skip > 0 || this.QueryBuilder.Take > 0 || this.QueryBuilder.OrderByValue.HasValue(),ErrorMessage.GetThrowMessage( "MergeTable  Queryable cannot Take Skip OrderBy PageToList  ", "使用 MergeTable不能有 Take Skip OrderBy PageToList 等操作,你可以在Mergetable之后操作"));
+            //Check.Exception(this.QueryBuilder.SelectValue.IsNullOrEmpty(),ErrorMessage.GetThrowMessage( "MergeTable need to use Queryable.Select Method .", "使用MergeTable之前必须要有Queryable.Select方法"));
+            //Check.Exception(this.QueryBuilder.Skip > 0 || this.QueryBuilder.Take > 0 || this.QueryBuilder.OrderByValue.HasValue(),ErrorMessage.GetThrowMessage( "MergeTable  Queryable cannot Take Skip OrderBy PageToList  ", "使用 MergeTable不能有 Take Skip OrderBy PageToList 等操作,你可以在Mergetable之后操作"));
             var sqlobj = this._ToSql();
             var index = QueryBuilder.WhereIndex + 1;
             var result = this.Context.Queryable<T>().AS(SqlBuilder.GetPackTable(sqlobj.Key, "MergeTable")).AddParameters(sqlobj.Value).Select("*").With(SqlWith.Null);

Src/Asp.NetCore2/SqlSugar/Entities/ConnMoreSettings.cs

@@ -17,5 +17,6 @@ namespace SqlSugar
         public int DefaultCacheDurationInSeconds { get; set; }
         public bool? TableEnumIsString { get; set; }
         public DateTime? DbMinDate { get; set; } = Convert.ToDateTime("1900-01-01");
+        public bool IsNoReadXmlDescription { get;  set; }
     }
 }

Src/Asp.NetCore2/SqlSugar/Entities/DeleteNavOptions.cs

@@ -27,6 +27,7 @@ namespace SqlSugar
         public string[] IgnoreColumns { get; set; }
         public string[] UpdateColumns { get; set; }
         public bool IsInsertRoot { get; set; }
+        public bool IsDisableUpdateRoot { get; set; }
         public bool IsDiffLogEvent { get; set; }
         public object  DiffLogBizData { get; set; }
     }

Src/Asp.NetCore2/SqlSugar/Utilities/UtilMethods.cs

@@ -173,7 +173,9 @@ namespace SqlSugar
                     IsWithNoLockQuery = it.MoreSettings.IsWithNoLockQuery,
                     TableEnumIsString = it.MoreSettings.TableEnumIsString,
                     DisableMillisecond = it.MoreSettings.DisableMillisecond,
-                    DbMinDate=it.MoreSettings.DbMinDate
+                    DbMinDate=it.MoreSettings.DbMinDate,
+                    IsNoReadXmlDescription=it.MoreSettings.IsNoReadXmlDescription
+                      
                 },
                 SqlMiddle = it.SqlMiddle == null ? null : new SqlMiddle
                 {