db.Fastest Support datetimeoffset

Src/Asp.Net/MySqlTest/Demo/DemoO_Fastest.cs

@@ -22,6 +22,11 @@ namespace OrmTest
         public string [] json { get; set; }
     }
 
+    public class TestFAST1121 
+    {
+       
+        public DateTimeOffset A { get; set; }
+    }
     public class DemoO_Fastest
     {
         public static void Init()
@@ -54,7 +59,10 @@ namespace OrmTest
             //db.Updateable(data).ExecuteCommand();
             db.Fastest<TestFAST111>().BulkUpdate(data);
             var x = db.Queryable<TestFAST111>().ToList();
- 
+            db.CodeFirst.InitTables<TestFAST1121>();
+            db.Fastest<TestFAST1121>().BulkCopy(new List<TestFAST1121>() { 
+              new TestFAST1121(){  A=DateTimeOffset.Now}
+             });
         }
     }
 }

Src/Asp.Net/SqlSugar/Abstract/FastestProvider/Private.cs

@@ -85,6 +85,10 @@ namespace SqlSugar
                             value = DBNull.Value;
                         }
                     }
+                    else if (column.UnderType == UtilConstants.DateTimeOffsetType&& value!=null) 
+                    {
+                        value = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
+                    }
                     dr[name] = value;
                 }
                 dt.Rows.Add(dr);