diff --git a/src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor2_6.cs b/src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor.cs
similarity index 100%
rename from src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor2_6.cs
rename to src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor.cs
diff --git a/src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor7.cs b/src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor7.cs
deleted file mode 100644
index 09ee9453..00000000
--- a/src/ShardingCore/Sharding/Visitors/Querys/QueryEntitiesVisitor7.cs
+++ /dev/null
@@ -1,117 +0,0 @@
-// #if EFCORE7
-// using System;
-// using System.Collections;
-// using System.Collections.Generic;
-// using System.Linq;
-// using System.Linq.Expressions;
-// using System.Reflection;
-// using Microsoft.EntityFrameworkCore;
-// using Microsoft.EntityFrameworkCore.Query;
-// using ShardingCore.Core.TrackerManagers;
-// using ShardingCore.Extensions;
-//
-// namespace ShardingCore.Core.Internal.Visitors.Querys
-// {
-//     /*
-//     * @Author: xjm
-//     * @Description:
-//     * @Date: Saturday, 20 February 2021 11:14:35
-//     * @Email: 326308290@qq.com
-//     */
-//     /// <summary>
-//     /// 获取分表类型
-//     /// </summary>
-//     internal class QueryEntitiesVisitor : ExpressionVisitor
-//     {
-//         private readonly ITrackerManager _trackerManager;
-//         private readonly ISet<Type> _shardingEntities = new HashSet<Type>();
-//
-//         public QueryEntitiesVisitor(ITrackerManager trackerManager)
-//         {
-//             _trackerManager = trackerManager;
-//         }
-//
-//         public ISet<Type> GetQueryEntities()
-//         {
-//             return _shardingEntities;
-//         }
-//
-//         protected override Expression VisitExtension(Expression node)
-//         {
-//             if (node is QueryRootExpression queryRootExpression)
-//             {
-//                 _shardingEntities.Add(queryRootExpression.ElementType);
-//             }
-//             return base.VisitExtension(node);
-//         }
-//
-//         protected override Expression VisitMethodCall(MethodCallExpression node)
-//         {
-//             var methodName = node.Method.Name;
-//             if (methodName == nameof(EntityFrameworkQueryableExtensions.Include) || methodName == nameof(EntityFrameworkQueryableExtensions.ThenInclude))
-//             {
-//                 var genericArguments = node.Type.GetGenericArguments();
-//                 for (var i = 0; i < genericArguments.Length; i++)
-//                 {
-//                     var genericArgument = genericArguments[i];
-//                     if (typeof(IEnumerable).IsAssignableFrom(genericArgument))
-//                     {
-//                         var arguments = genericArgument.GetGenericArguments();
-//                         foreach (var argument in arguments)
-//                         {
-//                             //if is db context model
-//                             if (_trackerManager.IsDbContextModel(argument))
-//                             {
-//                                 _shardingEntities.Add(argument);
-//                             }
-//                         }
-//                     }
-//
-//                     if (!genericArgument.IsSimpleType())
-//                     {
-//                         //if is db context model
-//                         if (_trackerManager.IsDbContextModel(genericArgument))
-//                         {
-//                             _shardingEntities.Add(genericArgument);
-//                         }
-//                     }
-//                 }
-//             }
-//             return base.VisitMethodCall(node);
-//         }
-//         protected override Expression VisitMember
-//             (MemberExpression memberExpression)
-//         {
-//             // Recurse down to see if we can simplify...
-//             var expression = Visit(memberExpression.Expression);
-//
-//             // If we've ended up with a constant, and it's a property or a field,
-//             // we can simplify ourselves to a constant
-//             if (expression is ConstantExpression)
-//             {
-//                 object container = ((ConstantExpression)expression).Value;
-//                 var member = memberExpression.Member;
-//                 if (member is FieldInfo fieldInfo)
-//                 {
-//                     object value = fieldInfo.GetValue(container);
-//                     if (value is IQueryable queryable)
-//                     {
-//                         _shardingEntities.Add(queryable.ElementType);
-//                     }
-//                     //return Expression.Constant(value);
-//                 }
-//                 if (member is PropertyInfo propertyInfo)
-//                 {
-//                     object value = propertyInfo.GetValue(container, null);
-//                     if (value is IQueryable queryable)
-//                     {
-//                         _shardingEntities.Add(queryable.ElementType);
-//                     }
-//                 }
-//             }
-//             return base.VisitMember(memberExpression);
-//         }
-//     }
-// }
-//
-// #endif
\ No newline at end of file