diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index d9f91124..dc0203b8 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -110,13 +110,6 @@
             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
diff --git a/FreeSql/Internal/CommonExpression.cs b/FreeSql/Internal/CommonExpression.cs
index 7abfdcab..d5896cd6 100644
--- a/FreeSql/Internal/CommonExpression.cs
+++ b/FreeSql/Internal/CommonExpression.cs
@@ -1109,7 +1109,8 @@ namespace FreeSql.Internal
                         var finds = new SelectTableInfo[0];
                         if (tsc.style == ExpressionStyle.SelectColumns)
                         {
-                            finds = tsc._tables.Where(a => a.Table.Type == tbtmp.Type).ToArray();
+                            finds = tsc._tables.Where(a => a.Table.Type == tbtmp.Type && a.Alias == alias).ToArray();
+                            if (finds.Length != 1) finds = tsc._tables.Where(a => a.Table.Type == tbtmp.Type).ToArray();
                             if (finds.Any()) finds = new[] { finds.First() };
                         }
                         if (finds.Length != 1 && isa && parmExp != null)
diff --git a/readme.md b/readme.md
index 23027015..43603321 100644
--- a/readme.md
+++ b/readme.md
@@ -215,30 +215,6 @@ using (var ctx = new fsql.CreateDbContext()) {
 }
 ```
 
-# DataFilter & Tenant
-
-```csharp
-public void ConfigureServices(IServiceCollection services) {
-    services.AddSingleton<IFreeSql>(Fsql);
-    services.AddFreeRepository(filter => filter
-        .Apply<ISoftDelete>("SoftDelete", a => a.IsDeleted == false)
-        .Apply<ITenant>("Tenant", a => a.TenantId == 1)
-        ,
-        this.GetType().Assembly
-    );
-}
-```
-
-Temporary disable:
-```csharp
-var repoq = fsql.GetRepository<Song, int>();
-
-using (repo1.DataFilter.Disable("Tenant")) {
-    //Tenant Invalid
-}
-//Tenant restore
-```
-
 # Performance
 
 FreeSql Query & Dapper Query
@@ -265,7 +241,7 @@ Elapsed: 00:00:00.6707125; ToList Entity Counts: 131072; ORM: FreeSql*
 Elapsed: 00:00:00.6495301; Query Entity Counts: 131072; ORM: Dapper
 ```
 
-[Test code](FreeSql.Tests.PerformanceTests/MySqlAdoTest.cs)
+[Test code](FreeSql.Tests.PerformanceTests/MySqlAdoTest.cs)、[More](https://github.com/2881099/FreeSql/wiki/%e6%80%a7%e8%83%bd)
 
 # Contributors
 
@@ -282,4 +258,10 @@ Elapsed: 00:00:00.6495301; Query Entity Counts: 131072; ORM: Dapper
 [hd2y](https://github.com/hd2y)、
 [tky753](https://github.com/tky753)
 
-（QQ群：4336577）
\ No newline at end of file
+（QQ群：4336577）
+
+# Donation
+
+L*y 58元、花花 88 元、麦兜很乖 50元、网络来者 2000元
+
+<img height="210" src="https://images.cnblogs.com/cnblogs_com/kellynic/133561/o_200123075118IMG_7935(20200123-154947).JPG"/>