diff --git a/Examples/base_entity/Program.cs b/Examples/base_entity/Program.cs
index 502f11dd..e654af94 100644
--- a/Examples/base_entity/Program.cs
+++ b/Examples/base_entity/Program.cs
@@ -40,6 +40,7 @@ namespace base_entity
         public class Products : BaseEntity<Products, int>
         {
             public string title { get; set; }
+            public int testint { get; set; }
         }
 
         static AsyncLocal<IUnitOfWork> _asyncUow = new AsyncLocal<IUnitOfWork>();
@@ -187,6 +188,16 @@ namespace base_entity
       ""Field"" : ""title"",
       ""Operator"" : 8,
       ""Value"" : ""product-4""
+    },
+    {
+      ""Field"" : ""testint"",
+      ""Operator"" : 8,
+      ""Value"" : 11
+    },
+    {
+      ""Field"" : ""testint"",
+      ""Operator"" : 8,
+      ""Value"" : ""12""
     }
   ]
 }
diff --git a/FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs b/FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs
index ec88baf0..a5166fc2 100644
--- a/FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs
+++ b/FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs
@@ -1139,22 +1139,22 @@ namespace FreeSql.Internal.CommonProvider
 
                     switch (fi.Operator)
                     {
-                        case DynamicFilterOperator.Contains: exp = Expression.Call(exp, MethodStringContains, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.StartsWith: exp = Expression.Call(exp, MethodStringStartsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.EndsWith: exp = Expression.Call(exp, MethodStringEndsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.NotContains: exp = Expression.Not(Expression.Call(exp, MethodStringContains, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type))); break;
-                        case DynamicFilterOperator.NotStartsWith: exp = Expression.Not(Expression.Call(exp, MethodStringStartsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type))); break;
-                        case DynamicFilterOperator.NotEndsWith: exp = Expression.Not(Expression.Call(exp, MethodStringEndsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type))); break;
+                        case DynamicFilterOperator.Contains: exp = Expression.Call(exp, MethodStringContains, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.StartsWith: exp = Expression.Call(exp, MethodStringStartsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.EndsWith: exp = Expression.Call(exp, MethodStringEndsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.NotContains: exp = Expression.Not(Expression.Call(exp, MethodStringContains, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type))); break;
+                        case DynamicFilterOperator.NotStartsWith: exp = Expression.Not(Expression.Call(exp, MethodStringStartsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type))); break;
+                        case DynamicFilterOperator.NotEndsWith: exp = Expression.Not(Expression.Call(exp, MethodStringEndsWith, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type))); break;
 
                         case DynamicFilterOperator.Eq:
                         case DynamicFilterOperator.Equals:
-                        case DynamicFilterOperator.Equal: exp = Expression.Equal(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.NotEqual: exp = Expression.NotEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
+                        case DynamicFilterOperator.Equal: exp = Expression.Equal(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.NotEqual: exp = Expression.NotEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
 
-                        case DynamicFilterOperator.GreaterThan: exp = Expression.GreaterThan(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.GreaterThanOrEqual: exp = Expression.GreaterThanOrEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.LessThan: exp = Expression.LessThan(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
-                        case DynamicFilterOperator.LessThanOrEqual: exp = Expression.LessThanOrEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value), exp.Type)); break;
+                        case DynamicFilterOperator.GreaterThan: exp = Expression.GreaterThan(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.GreaterThanOrEqual: exp = Expression.GreaterThanOrEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.LessThan: exp = Expression.LessThan(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
+                        case DynamicFilterOperator.LessThanOrEqual: exp = Expression.LessThanOrEqual(exp, Expression.Constant(Utils.GetDataReaderValue(exp.Type, fi.Value?.ToString()), exp.Type)); break;
                         case DynamicFilterOperator.Range:
                             var fiValueRangeArray = getFiListValue();
                             if (fiValueRangeArray.Length != 2) throw new ArgumentException($"Range 要求 Value 应该逗号分割，并且长度为 2");