diff --git a/ACUtils.SqlDb.Utils/ACUtils.SqlDb.Utils.csproj b/ACUtils.SqlDb.Utils/ACUtils.SqlDb.Utils.csproj
index 42c4c6c..2449e96 100644
--- a/ACUtils.SqlDb.Utils/ACUtils.SqlDb.Utils.csproj
+++ b/ACUtils.SqlDb.Utils/ACUtils.SqlDb.Utils.csproj
@@ -4,8 +4,8 @@
     <Authors>Andrea Cattaneo</Authors>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
-    <Version>1.0.0.147</Version>
-    <PackageVersion>1.0.0.147</PackageVersion>
+    <Version>1.0.0.148</Version>
+    <PackageVersion>1.0.0.148</PackageVersion>
     <Description>Utilities per gestione DataTable</Description>
     <NeutralLanguage>it</NeutralLanguage>
     <IncludeSymbols>true</IncludeSymbols>
diff --git a/ACUtils.SqlDb.Utils/DBModel.cs b/ACUtils.SqlDb.Utils/DBModel.cs
index 9a55a61..22ce1ab 100644
--- a/ACUtils.SqlDb.Utils/DBModel.cs
+++ b/ACUtils.SqlDb.Utils/DBModel.cs
@@ -118,7 +118,7 @@ public Q GetValueByDbAttribute<Q>(string field)
         {
             return GetValueBy<Q>(field, property => GetDbAttribute(property.Name)?.DbField);
         }
-
+        
         public object this[string fieldName]
         {
             get
@@ -297,6 +297,14 @@ public IDbFieldAttribute GetDbAttribute(string propertyName)
             return attrs.LastOrDefault() as IDbFieldAttribute;
         }
 
+        public static IDbFieldAttribute GetDbAttribute<T>(string propertyName)
+        {
+            var type = typeof(T);
+            var propr = type.GetProperty(propertyName);
+            var attrs = propr?.GetCustomAttributes(typeof(IDbFieldAttribute), true);
+            return attrs?.LastOrDefault() as IDbFieldAttribute;
+        }
+
     }
 
 
diff --git a/ACUtils.SqlDb/ACUtils.SqlDb.csproj b/ACUtils.SqlDb/ACUtils.SqlDb.csproj
index 794799b..79e0234 100644
--- a/ACUtils.SqlDb/ACUtils.SqlDb.csproj
+++ b/ACUtils.SqlDb/ACUtils.SqlDb.csproj
@@ -5,8 +5,8 @@
     <Authors>Andrea Cattaneo</Authors>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
-    <Version>1.0.0.154</Version>
-    <PackageVersion>1.0.0.154</PackageVersion>
+    <Version>1.0.0.155</Version>
+    <PackageVersion>1.0.0.155</PackageVersion>
     <Description>Utility per interrogazione database MSSQL</Description>
     <NeutralLanguage>it</NeutralLanguage>
     <IncludeSymbols>true</IncludeSymbols>
diff --git a/ACUtils.SqlDb/SqlDb.cs b/ACUtils.SqlDb/SqlDb.cs
index 5fa0129..8675e2c 100644
--- a/ACUtils.SqlDb/SqlDb.cs
+++ b/ACUtils.SqlDb/SqlDb.cs
@@ -254,7 +254,7 @@ public static DataTable ToDataTable<T>(IEnumerable<T> l_oItems)
             int i;
 
             //#### Collect the a_oProperties for the passed T
-            System.Reflection.PropertyInfo[] a_oProperties = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);
+            System.Reflection.PropertyInfo[] a_oProperties = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance).Where(p => p.CanRead && !p.DeclaringType.IsConstructedGenericType).ToArray();
 
             //#### Traverse each oProperty, .Add'ing each .Name/.BaseType into our oReturn value
             //####     NOTE: The call to .BaseType is required as DataTables/DataSets do not support nullable types, so it's non-nullable counterpart Type is required in the .Column definition
diff --git a/ACUtils.SqlDb/SqlDb_BulkInsert.cs b/ACUtils.SqlDb/SqlDb_BulkInsert.cs
index e2bae0f..a0d91b1 100644
--- a/ACUtils.SqlDb/SqlDb_BulkInsert.cs
+++ b/ACUtils.SqlDb/SqlDb_BulkInsert.cs
@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using System.Data;
 using System.Data.SqlClient;
+using System.Linq;
 
 namespace ACUtils
 {
@@ -16,6 +17,7 @@ public static void BulkInsert<T>(this SqlDb self, string tablename, IEnumerable<
                 }
             }
         }
+
         public static async System.Threading.Tasks.Task BulkInsertAsync<T>(this SqlDb self, string tablename, IEnumerable<T> records)
         {
             using (var connection = await self._getConnectionAsync())
@@ -30,10 +32,11 @@ public static async System.Threading.Tasks.Task BulkInsertAsync<T>(this SqlDb se
         internal static DataTable BulkInsertPrepare<T>(this SqlDb self, SqlBulkCopy bc, string tablename, IEnumerable<T> records)
         {
             bc.DestinationTableName = tablename;
-            var properties = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);
+            var properties = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance).Where(p => p.CanRead && !p.DeclaringType.IsConstructedGenericType);
             foreach (var property in properties)
             {
-                bc.ColumnMappings.Add(property.Name, property.Name);
+                var attr = DBModel.GetDbAttribute<T>(propertyName: property.Name);
+                bc.ColumnMappings.Add(property.Name, attr?.DbField ?? property.Name);
             }
             return SqlDb.ToDataTable(records);
         }
diff --git a/Tests/SqlDbTest.cs b/Tests/SqlDbTest.cs
index b28a15f..a3cf42f 100644
--- a/Tests/SqlDbTest.cs
+++ b/Tests/SqlDbTest.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Data;
 using System.Linq;
 using System.Transactions;
 
@@ -156,9 +157,10 @@ public void TestQueryDictionary()
         }
 
 
-        class DbPerson: ACUtils.DBModel<DbPerson>
+        class DbPerson : ACUtils.DBModel<DbPerson>
         {
-            public int BusinessEntityID { get; set; }
+            [DbField("BusinessEntityID")]
+            public int Id { get; set; }
             public string PersonType { get; set; }
             public string Title { get; set; }
             public string FirstName { get; set; }
@@ -175,5 +177,54 @@ public void TestQueryMany()
             Assert.AreEqual(count, allPersons.ToList().Count);
         }
 
+
+
+        [TestCase(100, false)]
+        [TestCase(100, true)]
+        public void TestBulkInsert(int rows, bool async)
+        {
+            // prepare
+            var nextId = db.QuerySingleValue<int>("SELECT MAX(BusinessEntityID) + 1 FROM Person.Person");
+            var initialCount = db.QuerySingleValue<int>("SELECT COUNT(*) FROM Person.Person");
+            var objects = new List<DbPerson>();
+            for (int i = nextId; i < (nextId + rows); i++)
+            {
+                objects.Add(new DbPerson()
+                {
+                    Id = i,
+                    PersonType = "EM",
+                    Title = "Test",
+                    FirstName = $"FirstName {i}",
+                    MiddleName = $"MiddleName {i}",
+                    LastName = $"LastName {i}",
+                });
+            }
+
+            // execute
+            if (async)
+            {
+                db.BulkInsertAsync("Person.Person", objects).Wait();
+            }
+            else
+            {
+                db.BulkInsert("Person.Person", objects);
+            }
+
+            // test
+            var finalCount = db.QuerySingleValue<int>("SELECT COUNT(*) FROM Person.Person");
+            Assert.AreEqual(initialCount + rows, finalCount);
+
+            foreach (var person in objects)
+            {
+                Assert.IsTrue(person.Id > 0);
+                var dr = db.QueryDataRow("SELECT * FROM Person.Person WHERE BusinessEntityID = @ID", "@ID".WithValue(person.Id));
+                Assert.AreEqual(person.Id, dr.Field<int>("BusinessEntityID"));
+                Assert.AreEqual(person.PersonType, dr.Field<string>("PersonType"));
+                Assert.AreEqual(person.Title, dr.Field<string>("Title"));
+                Assert.AreEqual(person.FirstName, dr.Field<string>("FirstName"));
+                Assert.AreEqual(person.MiddleName, dr.Field<string>("MiddleName"));
+                Assert.AreEqual(person.LastName, dr.Field<string>("LastName"));
+            }
+        }
     }
 }
diff --git a/Tests/SqlDbUtilsTest.cs b/Tests/SqlDbUtilsTest.cs
index d0c2d20..0e3cd0b 100644
--- a/Tests/SqlDbUtilsTest.cs
+++ b/Tests/SqlDbUtilsTest.cs
@@ -17,11 +17,20 @@ public class TestDbModel : DBModel<TestDbModel>
         public int? nullableIntValue { get; set; }
         public int intValue { get; set; }
         public decimal decimalValue { get; set; }
+        [DbField("DB_FILE_NAME_FLOAT")]
         public float floatValue { get; set; }
         public DateTime datetimeValue { get; set; }
 
     }
 
+    internal class TestGetDbAttributeClass: DBModel
+    {
+        public decimal decimalValue { get; set; }
+        [DbField("DB_FILE_NAME_FLOAT")]
+        public float floatValue { get; set; }
+        public DateTime datetimeValue { get; set; }
+    }
+
     [TestFixture]
     class SqlDbUtilsTest
     {
@@ -41,7 +50,7 @@ void _generateDt()
             _testDt.Columns.Add("stringValue", typeof(string));
             _testDt.Columns.Add("intValue", typeof(int));
             _testDt.Columns.Add("decimalValue", typeof(decimal));
-            _testDt.Columns.Add("floatValue", typeof(float));
+            _testDt.Columns.Add("DB_FILE_NAME_FLOAT", typeof(float));
             _testDt.Columns.Add("datetimeValue", typeof(DateTime));
             for (int i = 0; i < DT_SIZE; i++)
             {
@@ -49,7 +58,7 @@ void _generateDt()
                 dr["stringValue"] = i.ToString();
                 dr["intValue"] = i;
                 dr["decimalValue"] = new Decimal(i / 2);
-                dr["floatValue"] = (float)i / 2;
+                dr["DB_FILE_NAME_FLOAT"] = (float)i / 2;
                 dr["datetimeValue"] = DateTime.Now;
                 _testDt.Rows.Add(dr);
             }
@@ -79,6 +88,25 @@ public void testIdrateObj()
             }
         }
 
+
+        [Test]
+        public void testGetDbAttribute()
+        {
+            Assert.AreEqual("DB_FILE_NAME_FLOAT", DBModel.GetDbAttribute<TestDbModel>("floatValue").DbField);
+            Assert.AreEqual("DB_FILE_NAME_FLOAT", DBModel.GetDbAttribute<TestGetDbAttributeClass>("floatValue").DbField);
+
+            var model = new TestDbModel();
+            Assert.AreEqual("DB_FILE_NAME_FLOAT", model.GetDbAttribute("floatValue").DbField);
+
+            var model2 = new TestGetDbAttributeClass();
+            Assert.AreEqual("DB_FILE_NAME_FLOAT", model2.GetDbAttribute("floatValue").DbField);
+
+
+            Assert.IsNull(DBModel.GetDbAttribute<TestDbModel>("stringValue"));
+
+            Assert.IsNull(DBModel.GetDbAttribute<TestDbModel>("not exists property"));
+        }
+
         [Test]
         public void testStaticIdrate()
         {