Update .net core project

Src/Asp.NetCore2/SqlSugar/Abstract/FastestProvider/FastBuilder.cs

@@ -10,6 +10,7 @@ namespace SqlSugar
     public class FastBuilder 
     {
         public virtual bool IsActionUpdateColumns { get; set; }
+        public virtual DbFastestProperties DbFastestProperties { get; set; }
         public SqlSugarProvider Context { get; set; }
         public virtual string CharacterSet { get; set; }
         public virtual string UpdateSql { get; set; } = @"UPDATE TM

Src/Asp.NetCore2/SqlSugar/Abstract/FastestProvider/Private.cs

@@ -42,6 +42,7 @@ namespace SqlSugar
         }
         private DataTable ToDdateTable(List<T> datas)
         {
+            var builder = GetBuider();
             DataTable tempDataTable = ReflectionInoCore<DataTable>.GetInstance().GetOrCreate("BulkCopyAsync" + typeof(T).FullName,
             () =>
             {
@@ -87,7 +88,14 @@ namespace SqlSugar
                     }
                     else if (column.UnderType == UtilConstants.DateTimeOffsetType&& value!=null && value != DBNull.Value) 
                     {
-                        value = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
+                        if (builder.DbFastestProperties != null && builder.DbFastestProperties.HasOffsetTime == true)
+                        {
+                            //Don't need to deal with
+                        }
+                        else
+                        {
+                            value = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
+                        }
                     }
                     dr[name] = value;
                 }

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

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SqlSugar 
+{
+    public class DbFastestProperties
+    {
+        public bool HasOffsetTime { get; set; }
+    }
+}

Src/Asp.NetCore2/SqlSugar/Interface/IFastBuilder.cs

@@ -10,6 +10,7 @@ namespace SqlSugar
     public interface  IFastBuilder
     {
         bool IsActionUpdateColumns { get; set; }
+        DbFastestProperties DbFastestProperties { get; set; }
         SqlSugarProvider Context { get; set; }
         string CharacterSet { get; set; }
         Task<int> UpdateByTempAsync(string tableName,string tempName,string [] updateColumns,string[] whereColumns);

Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/DbBind/SqlServerDbBind.cs

@@ -6,6 +6,17 @@ namespace SqlSugar
 {
     public class SqlServerDbBind : DbBindProvider
     {
+        public override string GetDbTypeName(string csharpTypeName)
+        {
+            if (csharpTypeName == nameof(DateTimeOffset))
+            {
+                return nameof(DateTimeOffset);
+            }
+            else
+            {
+                return base.GetDbTypeName(csharpTypeName);
+            }
+        }
         public override List<KeyValuePair<string, CSharpDataType>> MappingTypes
         {
             get

Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerFastBuilder.cs

@@ -13,6 +13,9 @@ namespace SqlSugar
     public class SqlServerFastBuilder:FastBuilder,IFastBuilder
     {
         public override bool IsActionUpdateColumns { get; set; } = true;
+        public override DbFastestProperties DbFastestProperties { get; set; } = new DbFastestProperties() {
+          HasOffsetTime=true
+        };
         public async Task<int> ExecuteBulkCopyAsync(DataTable dt)
         {
 

Src/Asp.NetCore2/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteFastBuilder.cs

@@ -15,6 +15,7 @@ namespace SqlSugar
         public string CharacterSet { get; set; }
         private DataTable UpdateDataTable { get; set; }
         public bool IsActionUpdateColumns { get; set; }
+        public DbFastestProperties DbFastestProperties { get; set; } = new DbFastestProperties();
         public SqliteFastBuilder(EntityInfo entityInfo)
         {
             this.entityInfo = entityInfo;