Update blukcopy

Src/Asp.Net/SqlServerTest/Demo/Demo3_Insertable.cs

@@ -55,7 +55,9 @@ namespace OrmTest
                  new Order() { Id = 12, Name = "order12" , Price=20, CreateTime=DateTime.Now, CustomId=1}
             };
             db.Insertable(insertObjs).UseSqlServer().ExecuteBlueCopy();
-
+            var dt = db.Queryable<Order>().Take(5).ToDataTable();
+            dt.TableName = "Order";
+            db.Insertable(dt).UseSqlServer().ExecuteBlueCopy();
             db.CodeFirst.InitTables<RootTable0, TwoItem, TwoItem2, TwoItem3>();
             db.CodeFirst.InitTables<ThreeItem2>();
             db.DbMaintenance.TruncateTable("RootTable0");

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

@@ -239,6 +239,7 @@ namespace SqlSugar
             result.InsertBuilder = this.InsertBuilder;
             result.Builder = this.SqlBuilder;
             result.Context = this.Context;
+            result.Inserts=this.InsertObjs;
             return result;
         }
 

Src/Asp.Net/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerBlueCopy.cs

@@ -14,10 +14,17 @@ namespace SqlSugar
         internal SqlSugarProvider Context { get;   set; }
         internal ISqlBuilder Builder { get; set; }
         internal InsertBuilder InsertBuilder { get; set; }
+        public object[] Inserts { get; internal set; }
+
         public int ExecuteBlueCopy()
         {
             if (DbColumnInfoList == null || DbColumnInfoList.Count == 0) return 0;
 
+            if (Inserts.First().GetType() == typeof(DataTable))
+            {
+                return WriteToServer();
+            }
+
             DataTable dt;
             SqlBulkCopy bulkCopy;
             SetCopyData(out dt, out bulkCopy);
@@ -40,6 +47,11 @@ namespace SqlSugar
         {
             if (DbColumnInfoList == null || DbColumnInfoList.Count == 0) return 0;
 
+            if (Inserts.First().GetType() == typeof(DataTable))
+            {
+                return WriteToServer();
+            }
+
             DataTable dt;
             SqlBulkCopy bulkCopy;
             SetCopyData(out dt, out bulkCopy);
@@ -59,6 +71,31 @@ namespace SqlSugar
             return DbColumnInfoList.Count;
         }
 
+        private int WriteToServer()
+        {
+            SqlBulkCopy copy;
+            if (this.Context.Ado.Transaction == null)
+            {
+                copy = new SqlBulkCopy((SqlConnection)this.Context.Ado.Connection);
+            }
+            else
+            {
+                copy = new SqlBulkCopy((SqlConnection)this.Context.Ado.Connection, SqlBulkCopyOptions.CheckConstraints, (SqlTransaction)this.Context.Ado.Transaction);
+            }
+            var dt = this.Inserts.First() as DataTable;
+            if (dt == null)
+            {
+                return 0;
+            }
+            if (this.Context.Ado.Connection.State == ConnectionState.Closed)
+            {
+                this.Context.Ado.Connection.Open();
+            }
+            Check.Exception(dt.TableName=="Table","dt.TableName can't be null ");
+            copy.DestinationTableName =this.Builder.GetTranslationColumnName(dt.TableName);
+            copy.WriteToServer(dt);
+            return dt.Rows.Count;
+        }
         private void SetCopyData(out DataTable dt, out SqlBulkCopy bulkCopy)
         {
             dt = this.Context.Ado.GetDataTable("select top 0 * from " + InsertBuilder.GetTableNameString);