diff --git a/Examples/zero_entity/Program.cs b/Examples/zero_entity/Program.cs
index bdbd92886..23ca62547 100644
--- a/Examples/zero_entity/Program.cs
+++ b/Examples/zero_entity/Program.cs
@@ -10,7 +10,8 @@ using System.Text.Json;
 
 using (var fsql = new FreeSqlBuilder()
 	.UseConnectionString(DataType.Sqlite, "data source=111.db")
-	.UseAutoSyncStructure(true)
+	.UseConnectionString(DataType.MySql, "Server=47.108.219.26;Port=3306;Database=sample;Uid=root;Pwd=xdhl123Qwe;")
+    .UseAutoSyncStructure(true)
 	.UseNoneCommandParameter(true)
 	.UseMonitorCommand(cmd => Console.WriteLine(cmd.CommandText + "\r\n"))
 	.Build())
@@ -19,6 +20,8 @@ using (var fsql = new FreeSqlBuilder()
     var schemas = JsonConvert.DeserializeObject<TableDescriptor[]>(File.ReadAllText(@"C:\Users\28810\Downloads\schema.json"));
     var context = new ZeroDbContext(fsql);
     context.LoadSchemasAndNavigates("Student", tableName => schemas.First(c => c.Name == tableName));
+	//context.SyncStructure();
+	var stu = context.Select.Where("id", 38).First();
 
     var json = JsonConvert.SerializeObject(Helper.GetTestDesc());
 
diff --git a/Examples/zero_entity/zero_entity.csproj b/Examples/zero_entity/zero_entity.csproj
index 36cc0761d..1d572fb81 100644
--- a/Examples/zero_entity/zero_entity.csproj
+++ b/Examples/zero_entity/zero_entity.csproj
@@ -13,6 +13,7 @@
 
 	<ItemGroup>
 	  <ProjectReference Include="..\..\Extensions\FreeSql.Extensions.ZeroEntity\FreeSql.Extensions.ZeroEntity.csproj" />
+	  <ProjectReference Include="..\..\Providers\FreeSql.Provider.MySql\FreeSql.Provider.MySql.csproj" />
 	  <ProjectReference Include="..\..\Providers\FreeSql.Provider.Sqlite\FreeSql.Provider.Sqlite.csproj" />
 	</ItemGroup>
 
diff --git a/Extensions/FreeSql.Extensions.ZeroEntity/ZeroDbContext.SelectImpl.cs b/Extensions/FreeSql.Extensions.ZeroEntity/ZeroDbContext.SelectImpl.cs
index db73d1986..3170c0106 100644
--- a/Extensions/FreeSql.Extensions.ZeroEntity/ZeroDbContext.SelectImpl.cs
+++ b/Extensions/FreeSql.Extensions.ZeroEntity/ZeroDbContext.SelectImpl.cs
@@ -296,12 +296,12 @@ namespace FreeSql.Extensions.ZeroEntity
 			{
 				if (list?.Any() != true) return;
 				if (flagIndexs == null) flagIndexs = new List<string>();
-				flagIndexs.Add(alias.Table.CsName);
 
 				var nav = alias.Table.Navigates[navMany.Item1];
-				if (_includeAll && flagIndexs.Contains(nav.RefTable.CsName)) return;
+                if (_includeAll && flagIndexs.Contains(nav.RefTable.CsName)) return;
+                flagIndexs.Add(nav.RefTable.CsName);
 
-				if (nav.RefType == TableRefType.OneToMany)
+                if (nav.RefType == TableRefType.OneToMany)
 				{
 					var subTable = nav.RefTable;
 					var subSelect = new SelectImpl(_dbcontext, subTable.CsName);
diff --git a/FreeSql-ZeroEntity.sln b/FreeSql-ZeroEntity.sln
index 836b4b971..b27ad41b0 100644
--- a/FreeSql-ZeroEntity.sln
+++ b/FreeSql-ZeroEntity.sln
@@ -11,7 +11,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Provider.Sqlite", "
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "zero_entity", "Examples\zero_entity\zero_entity.csproj", "{97E60B48-06AC-42F3-90A8-DFC5FD386582}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FreeSql.Provider.Oracle", "Providers\FreeSql.Provider.Oracle\FreeSql.Provider.Oracle.csproj", "{3EDA83F1-0F47-D363-9FD7-6A68B81E93C8}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Provider.MySql", "Providers\FreeSql.Provider.MySql\FreeSql.Provider.MySql.csproj", "{8533877A-F032-44E3-8FE2-3EA2970D3D71}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -35,10 +35,10 @@ Global
 		{97E60B48-06AC-42F3-90A8-DFC5FD386582}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{97E60B48-06AC-42F3-90A8-DFC5FD386582}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{97E60B48-06AC-42F3-90A8-DFC5FD386582}.Release|Any CPU.Build.0 = Release|Any CPU
-		{3EDA83F1-0F47-D363-9FD7-6A68B81E93C8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{3EDA83F1-0F47-D363-9FD7-6A68B81E93C8}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{3EDA83F1-0F47-D363-9FD7-6A68B81E93C8}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{3EDA83F1-0F47-D363-9FD7-6A68B81E93C8}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8533877A-F032-44E3-8FE2-3EA2970D3D71}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8533877A-F032-44E3-8FE2-3EA2970D3D71}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8533877A-F032-44E3-8FE2-3EA2970D3D71}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8533877A-F032-44E3-8FE2-3EA2970D3D71}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE