diff --git a/Src/Asp.Net/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
index 368889249..99c196aa8 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
@@ -19,6 +19,7 @@ namespace SqlSugar
         private string Namespace { get; set; }
         private bool IsAttribute { get; set; }
         private bool IsDefaultValue { get; set; }
+        private Func<string, bool> WhereColumnsfunc;
         private ISqlBuilder SqlBuilder
         {
             get
@@ -89,13 +90,13 @@ namespace SqlSugar
             this.PropertyTemplate = func(this.PropertyTemplate);
             return this;
         }
-        public RazorFirst UseRazorAnalysis(string razorClassTemplate,string classNamespace="Models" )
+        public RazorFirst UseRazorAnalysis(string razorClassTemplate, string classNamespace = "Models")
         {
             if (razorClassTemplate == null)
             {
                 razorClassTemplate = "";
             }
-            razorClassTemplate=razorClassTemplate.Replace("@Model.Namespace", classNamespace);
+            razorClassTemplate = razorClassTemplate.Replace("@Model.Namespace", classNamespace);
             var result = new RazorFirst();
             if (this.Context.CurrentConnectionConfig.ConfigureExternalServices?.RazorService != null)
             {
@@ -108,7 +109,7 @@ namespace SqlSugar
                         var columns = this.Context.DbMaintenance.GetColumnInfosByTableName(item.Name, false);
                         RazorTableInfo table = new RazorTableInfo()
                         {
-                            Columns = columns.Select(it => new RazorColumnInfo()
+                            Columns = columns.Where(it => WhereColumnsfunc == null || WhereColumnsfunc(it.DbColumnName)).Select(it => new RazorColumnInfo()
                             {
                                 ColumnDescription = it.ColumnDescription,
                                 DataType = it.DataType,
@@ -124,7 +125,7 @@ namespace SqlSugar
                         };
                         foreach (var col in table.Columns)
                         {
-                            col.DataType = GetPropertyTypeName(columns.First(it=>it.DbColumnName==col.DbColumnName));
+                            col.DataType = GetPropertyTypeName(columns.First(it => it.DbColumnName == col.DbColumnName));
                         }
                         razorList.Add(table);
                     }
@@ -167,6 +168,13 @@ namespace SqlSugar
             return this;
         }
 
+        public IDbFirst WhereColumns(Func<string, bool> func)
+        {
+            WhereColumnsfunc = func;
+            return this;
+        }
+
+
         public IDbFirst Where(params string[] objectNames)
         {
             if (objectNames.HasValue())
@@ -235,7 +243,7 @@ namespace SqlSugar
             classText = classText.Replace(DbFirstTemplate.KeySugarTable, IsAttribute ? string.Format(DbFirstTemplate.ValueSugarTable, tableInfo.Name) : null);
             if (columns.HasValue())
             {
-                foreach (var item in columns)
+                foreach (var item in columns.Where(it => WhereColumnsfunc == null || WhereColumnsfunc(it.DbColumnName)))
                 {
                     var isLast = columns.Last() == item;
                     var index = columns.IndexOf(item);
diff --git a/Src/Asp.Net/SqlSugar/Interface/IDbFirst.cs b/Src/Asp.Net/SqlSugar/Interface/IDbFirst.cs
index 53978fccf..0cc4302a2 100644
--- a/Src/Asp.Net/SqlSugar/Interface/IDbFirst.cs
+++ b/Src/Asp.Net/SqlSugar/Interface/IDbFirst.cs
@@ -15,11 +15,12 @@ namespace SqlSugar
         IDbFirst SettingNamespaceTemplate(Func<string, string> func);
         RazorFirst UseRazorAnalysis(string razorClassString, string classNamespace = "Models");
         IDbFirst IsCreateAttribute(bool isCreateAttribute = true);
-        IDbFirst IsCreateDefaultValue(bool isCreateDefaultValue=true);
+        IDbFirst IsCreateDefaultValue(bool isCreateDefaultValue = true);
         IDbFirst Where(params string[] objectNames);
-        IDbFirst Where(Func<string,bool> func);
+        IDbFirst Where(Func<string, bool> func);
+        IDbFirst WhereColumns(Func<string, bool> func);
         IDbFirst Where(DbObjectType dbObjectType);
-        void CreateClassFile(string directoryPath,  string nameSpace = "Models");
+        void CreateClassFile(string directoryPath, string nameSpace = "Models");
         Dictionary<string, string> ToClassStringList(string nameSpace = "Models");
         void Init();
     }
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/DemoD_DbFirst.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/DemoD_DbFirst.cs
index db57e0938..ae84773e2 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/DemoD_DbFirst.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/DemoD_DbFirst.cs
@@ -65,7 +65,7 @@ namespace OrmTest
             }
             db.DbFirst.IsCreateAttribute().CreateClassFile("c:\\Demo\\8", "Models");
 
-
+            db.DbFirst.WhereColumns(it => it.ToUpper()!="ID").CreateClassFile("c:\\Demo\\9", "Models");
             //Use Razor Template
             //db.DbFirst.UseRazorAnalysis(RazorFirst.DefaultRazorClassTemplate).CreateClassFile("");
 
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
index 368889249..99c196aa8 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
@@ -19,6 +19,7 @@ namespace SqlSugar
         private string Namespace { get; set; }
         private bool IsAttribute { get; set; }
         private bool IsDefaultValue { get; set; }
+        private Func<string, bool> WhereColumnsfunc;
         private ISqlBuilder SqlBuilder
         {
             get
@@ -89,13 +90,13 @@ namespace SqlSugar
             this.PropertyTemplate = func(this.PropertyTemplate);
             return this;
         }
-        public RazorFirst UseRazorAnalysis(string razorClassTemplate,string classNamespace="Models" )
+        public RazorFirst UseRazorAnalysis(string razorClassTemplate, string classNamespace = "Models")
         {
             if (razorClassTemplate == null)
             {
                 razorClassTemplate = "";
             }
-            razorClassTemplate=razorClassTemplate.Replace("@Model.Namespace", classNamespace);
+            razorClassTemplate = razorClassTemplate.Replace("@Model.Namespace", classNamespace);
             var result = new RazorFirst();
             if (this.Context.CurrentConnectionConfig.ConfigureExternalServices?.RazorService != null)
             {
@@ -108,7 +109,7 @@ namespace SqlSugar
                         var columns = this.Context.DbMaintenance.GetColumnInfosByTableName(item.Name, false);
                         RazorTableInfo table = new RazorTableInfo()
                         {
-                            Columns = columns.Select(it => new RazorColumnInfo()
+                            Columns = columns.Where(it => WhereColumnsfunc == null || WhereColumnsfunc(it.DbColumnName)).Select(it => new RazorColumnInfo()
                             {
                                 ColumnDescription = it.ColumnDescription,
                                 DataType = it.DataType,
@@ -124,7 +125,7 @@ namespace SqlSugar
                         };
                         foreach (var col in table.Columns)
                         {
-                            col.DataType = GetPropertyTypeName(columns.First(it=>it.DbColumnName==col.DbColumnName));
+                            col.DataType = GetPropertyTypeName(columns.First(it => it.DbColumnName == col.DbColumnName));
                         }
                         razorList.Add(table);
                     }
@@ -167,6 +168,13 @@ namespace SqlSugar
             return this;
         }
 
+        public IDbFirst WhereColumns(Func<string, bool> func)
+        {
+            WhereColumnsfunc = func;
+            return this;
+        }
+
+
         public IDbFirst Where(params string[] objectNames)
         {
             if (objectNames.HasValue())
@@ -235,7 +243,7 @@ namespace SqlSugar
             classText = classText.Replace(DbFirstTemplate.KeySugarTable, IsAttribute ? string.Format(DbFirstTemplate.ValueSugarTable, tableInfo.Name) : null);
             if (columns.HasValue())
             {
-                foreach (var item in columns)
+                foreach (var item in columns.Where(it => WhereColumnsfunc == null || WhereColumnsfunc(it.DbColumnName)))
                 {
                     var isLast = columns.Last() == item;
                     var index = columns.IndexOf(item);
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Interface/IDbFirst.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Interface/IDbFirst.cs
index 53978fccf..977afe120 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Interface/IDbFirst.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Interface/IDbFirst.cs
@@ -18,6 +18,7 @@ namespace SqlSugar
         IDbFirst IsCreateDefaultValue(bool isCreateDefaultValue=true);
         IDbFirst Where(params string[] objectNames);
         IDbFirst Where(Func<string,bool> func);
+        IDbFirst WhereColumns(Func<string, bool> func);
         IDbFirst Where(DbObjectType dbObjectType);
         void CreateClassFile(string directoryPath,  string nameSpace = "Models");
         Dictionary<string, string> ToClassStringList(string nameSpace = "Models");
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
index 76e73fc88..fe7d6870c 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <Version>5.0.0.13</Version>
+    <Version>5.0.0.14</Version>
     <Copyright>sun_kai_xuan</Copyright>
     <PackageProjectUrl>https://github.com/sunkaixuan/SqlSugar</PackageProjectUrl>
     <PackageLicenseUrl></PackageLicenseUrl>