diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 2acb6679..5ca74890 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -130,13 +130,6 @@
             清空状态数据
             </summary>
         </member>
-        <member name="M:FreeSql.DbSet`1.RemoveAsync(System.Linq.Expressions.Expression{System.Func{`0,System.Boolean}})">
-            <summary>
-            根据 lambda 条件删除数据
-            </summary>
-            <param name="predicate"></param>
-            <returns></returns>
-        </member>
         <member name="M:FreeSql.DbSet`1.Add(`0)">
             <summary>
             添加
@@ -527,14 +520,5 @@
             <param name="that"></param>
             <returns></returns>
         </member>
-        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
-            <summary>
-            批量注入 Repository，可以参考代码自行调整
-            </summary>
-            <param name="services"></param>
-            <param name="globalDataFilter"></param>
-            <param name="assemblies"></param>
-            <returns></returns>
-        </member>
     </members>
 </doc>
diff --git a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengSelectTest.cs b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengSelectTest.cs
index 5a824785..40d64009 100644
--- a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengSelectTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengSelectTest.cs
@@ -937,6 +937,8 @@ WHERE (((to_char(a.""ID"")) in (SELECT b.""TITLE""
         public void AsTable()
         {
             g.dameng.CodeFirst.SyncStructure(typeof(Topic), "TB_TOPIC");
+            g.dameng.CodeFirst.SyncStructure(typeof(Topic), "TB_TOPIC");
+            g.dameng.CodeFirst.SyncStructure(typeof(Topic), "TB_TOPIC", isForceSync: true);
 
             var listt = select.AsTable((a, b) => "(select * from tb_topic where clicks > 10)").Page(1, 10).ToList();
 
diff --git a/FreeSql/FreeSql.xml b/FreeSql/FreeSql.xml
index 36068d41..91e5723b 100644
--- a/FreeSql/FreeSql.xml
+++ b/FreeSql/FreeSql.xml
@@ -3065,13 +3065,14 @@
             </summary>
             <param name="entityTypes"></param>
         </member>
-        <member name="M:FreeSql.ICodeFirst.SyncStructure(System.Type,System.String)">
+        <member name="M:FreeSql.ICodeFirst.SyncStructure(System.Type,System.String,System.Boolean)">
             <summary>
             同步实体类型到数据库（指定表名）<para></para>
             注意：生产环境中谨慎使用
             </summary>
             <param name="entityType">实体类型</param>
             <param name="tableName">指定表名对比</param>
+            <param name="isForceSync">强制同步结构，无视缓存每次都同步</param>
         </member>
         <member name="M:FreeSql.ICodeFirst.GetDbInfo(System.Type)">
             <summary>
diff --git a/FreeSql/Interface/ICodeFirst.cs b/FreeSql/Interface/ICodeFirst.cs
index 02393445..8aa20684 100644
--- a/FreeSql/Interface/ICodeFirst.cs
+++ b/FreeSql/Interface/ICodeFirst.cs
@@ -80,7 +80,8 @@ namespace FreeSql
         /// </summary>
         /// <param name="entityType">实体类型</param>
         /// <param name="tableName">指定表名对比</param>
-        void SyncStructure(Type entityType, string tableName);
+        /// <param name="isForceSync">强制同步结构，无视缓存每次都同步</param>
+        void SyncStructure(Type entityType, string tableName, bool isForceSync = false);
 
         /// <summary>
         /// 根据 System.Type 获取数据库信息
diff --git a/FreeSql/Internal/CommonProvider/CodeFirstProvider.cs b/FreeSql/Internal/CommonProvider/CodeFirstProvider.cs
index e2e4cdad..bff2baa9 100644
--- a/FreeSql/Internal/CommonProvider/CodeFirstProvider.cs
+++ b/FreeSql/Internal/CommonProvider/CodeFirstProvider.cs
@@ -69,7 +69,7 @@ namespace FreeSql.Internal.CommonProvider
 
         static object syncStructureLock = new object();
         object _dicSycedLock = new object();
-        ConcurrentDictionary<Type, ConcurrentDictionary<string, bool>> _dicSynced = new ConcurrentDictionary<Type, ConcurrentDictionary<string, bool>>();
+        public ConcurrentDictionary<Type, ConcurrentDictionary<string, bool>> _dicSynced = new ConcurrentDictionary<Type, ConcurrentDictionary<string, bool>>();
         internal ConcurrentDictionary<string, bool> _dicSycedGetOrAdd(Type entityType)
         {
             if (_dicSynced.TryGetValue(entityType, out var trydic) == false)
@@ -85,8 +85,12 @@ namespace FreeSql.Internal.CommonProvider
             this.SyncStructure(new TypeAndName(typeof(TEntity), ""));
         public void SyncStructure(params Type[] entityTypes) => 
             this.SyncStructure(entityTypes?.Distinct().Select(a => new TypeAndName(a, "")).ToArray());
-        public void SyncStructure(Type entityType, string tableName) =>
-           this.SyncStructure(new TypeAndName(entityType, GetTableNameLowerOrUpper(tableName)));
+        public void SyncStructure(Type entityType, string tableName, bool isForceSync)
+        {
+            tableName = GetTableNameLowerOrUpper(tableName);
+            if (isForceSync && _dicSynced.TryGetValue(entityType, out var dic)) dic.TryRemove(tableName, out var old);
+            this.SyncStructure(new TypeAndName(entityType, tableName));
+        }
         protected void SyncStructure(params TypeAndName[] objects)
         {
             if (objects == null) return;