diff --git a/FreeSql/FreeSql.xml b/FreeSql/FreeSql.xml
index f52a399d..6ba2f4df 100644
--- a/FreeSql/FreeSql.xml
+++ b/FreeSql/FreeSql.xml
@@ -1616,7 +1616,7 @@
             <summary>
             忽略的列
             </summary>
-            <param name="columns"></param>
+            <param name="columns">属性名，或者字段名</param>
             <returns></returns>
         </member>
         <member name="M:FreeSql.IUpdate`1.UpdateColumns(System.Linq.Expressions.Expression{System.Func{`0,System.Object}})">
@@ -1630,7 +1630,7 @@
             <summary>
             指定的列
             </summary>
-            <param name="columns"></param>
+            <param name="columns">属性名，或者字段名</param>
             <returns></returns>
         </member>
         <member name="M:FreeSql.IUpdate`1.Set``1(System.Linq.Expressions.Expression{System.Func{`0,``0}},``0)">
diff --git a/FreeSql/Interface/Curd/IUpdate.cs b/FreeSql/Interface/Curd/IUpdate.cs
index 26f11dd8..857b6169 100644
--- a/FreeSql/Interface/Curd/IUpdate.cs
+++ b/FreeSql/Interface/Curd/IUpdate.cs
@@ -49,7 +49,7 @@ namespace FreeSql
         /// <summary>
         /// 忽略的列
         /// </summary>
-        /// <param name="columns"></param>
+        /// <param name="columns">属性名，或者字段名</param>
         /// <returns></returns>
         IUpdate<T1> IgnoreColumns(string[] columns);
 
@@ -62,7 +62,7 @@ namespace FreeSql
         /// <summary>
         /// 指定的列
         /// </summary>
-        /// <param name="columns"></param>
+        /// <param name="columns">属性名，或者字段名</param>
         /// <returns></returns>
         IUpdate<T1> UpdateColumns(string[] columns);
 
diff --git a/FreeSql/Internal/CommonProvider/UpdateProvider.cs b/FreeSql/Internal/CommonProvider/UpdateProvider.cs
index a4866392..e29c443a 100644
--- a/FreeSql/Internal/CommonProvider/UpdateProvider.cs
+++ b/FreeSql/Internal/CommonProvider/UpdateProvider.cs
@@ -368,27 +368,16 @@ namespace FreeSql.Internal.CommonProvider
         public abstract List<T1> ExecuteUpdated();
         public abstract Task<List<T1>> ExecuteUpdatedAsync();
 
-        public IUpdate<T1> IgnoreColumns(Expression<Func<T1, object>> columns)
-        {
-            var cols = _commonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, columns?.Body, false, null).Distinct();
-            _ignore.Clear();
-            foreach (var col in cols) _ignore.Add(col, true);
-            return this;
-        }
-        public IUpdate<T1> UpdateColumns(Expression<Func<T1, object>> columns)
-        {
-            var cols = _commonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, columns?.Body, false, null).ToDictionary(a => a, a => true);
-            _ignore.Clear();
-            foreach (var col in _table.Columns.Values)
-                if (cols.ContainsKey(col.Attribute.Name) == false)
-                    _ignore.Add(col.Attribute.Name, true);
-            return this;
-        }
+        public IUpdate<T1> IgnoreColumns(Expression<Func<T1, object>> columns) => IgnoreColumns(_commonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, columns?.Body, false, null));
+        public IUpdate<T1> UpdateColumns(Expression<Func<T1, object>> columns) => UpdateColumns(_commonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, columns?.Body, false, null));
 
         public IUpdate<T1> IgnoreColumns(string[] columns)
         {
+            var cols = columns.ToDictionary(a => a);
             _ignore.Clear();
-            foreach (var col in columns) _ignore.Add(col, true);
+            foreach (var col in _table.Columns.Values)
+                if (cols.ContainsKey(col.Attribute.Name) == true || cols.ContainsKey(col.CsName) == true)
+                    _ignore.Add(col.Attribute.Name, true);
             return this;
         }
         public IUpdate<T1> UpdateColumns(string[] columns)
@@ -396,7 +385,7 @@ namespace FreeSql.Internal.CommonProvider
             var cols = columns.ToDictionary(a => a);
             _ignore.Clear();
             foreach (var col in _table.Columns.Values)
-                if (cols.ContainsKey(col.Attribute.Name) == false)
+                if (cols.ContainsKey(col.Attribute.Name) == false && cols.ContainsKey(col.CsName) == false)
                     _ignore.Add(col.Attribute.Name, true);
             return this;
         }