diff --git a/SqlSugar/Abstract/QueryableProvider/QueryableExtendsions.cs b/SqlSugar/Abstract/QueryableProvider/QueryableExtendsions.cs
new file mode 100644
index 000000000..0d23ade5b
--- /dev/null
+++ b/SqlSugar/Abstract/QueryableProvider/QueryableExtendsions.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SqlSugar
+{
+    public class QueryableExtendsions
+    {
+    }
+}
diff --git a/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs b/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
index 0687d74ec..ffb4a42bd 100644
--- a/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
+++ b/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
@@ -293,40 +293,5 @@ namespace SqlSugar
         {
             throw new NotImplementedException();
         }
-
-        public ISugarQueryable<T> JoinTable<T2>(Expression<Func<T, T2, object>> expression, JoinType type = JoinType.Left)
-        {
-            var sqlBuilder = this.Context.SqlBuilder;
-            var items = sqlBuilder.LambadaQueryBuilder;
-            items.WhereIndex = items.WhereIndex + 100;
-            items.ResolveType = ResolveExpressType.WhereMultiple;
-            ResolveExpress re = new ResolveExpress();
-            re.Context = this.Context;
-            var exLeftArray = re.GetLeftArray(expression);
-            re.ResolveExpression(expression);
-            JoinQueryInfo joinInfo = new JoinQueryInfo()
-            {
-                JoinType = type,
-                JoinIndex = items.JoinIndex,
-                JoinWhere = re.SqlWhere,
-                PreShortName= exLeftArray.First(),
-                ShortName= exLeftArray.Last(),
-                TableName=sqlBuilder.GetTranslationTableName(typeof(T2).Name)
-            };
-            items.JoinIndex++;
-            items.JoinQueryInfos.Add(joinInfo);
-            base.AddPars(re.Paras,this.Context);
-            return this;
-        }
-
-        public ISugarQueryable<T> JoinTable<T2, T3>(Expression<Func<T, T2, T3, object>> expression, JoinType type = JoinType.Left)
-        {
-            throw new NotImplementedException();
-        }
-
-        public ISugarQueryable<T> JoinTable(string tableName, string shortName, string onWhere, object whereObj, JoinType type = JoinType.Left)
-        {
-            throw new NotImplementedException();
-        }
     }
 }
diff --git a/SqlSugar/Interface/IQueryable.cs b/SqlSugar/Interface/IQueryable.cs
index 3ec2a6844..65de24f3f 100644
--- a/SqlSugar/Interface/IQueryable.cs
+++ b/SqlSugar/Interface/IQueryable.cs
@@ -80,13 +80,7 @@ namespace SqlSugar
         List<T> ToPageList(int pageIndex, int pageSize);
         List<T> ToPageList(int pageIndex, int pageSize, ref int pageCount);
 
-        ISugarQueryable<T> JoinTable<T2>(Expression<Func<T, T2, object>> expression, JoinType type = JoinType.Left);
-        ISugarQueryable<T> JoinTable<T2, T3>(Expression<Func<T, T2, T3, object>> expression, JoinType type = JoinType.Left);
-        ISugarQueryable<T> JoinTable(string tableName, string shortName, string onWhere, object whereObj, JoinType type = JoinType.Left);
-
-
-
-
+      
         void Clear();
     }
 }
diff --git a/SqlSugar/SqlSugar.csproj b/SqlSugar/SqlSugar.csproj
index 3bd665039..e64f47863 100644
--- a/SqlSugar/SqlSugar.csproj
+++ b/SqlSugar/SqlSugar.csproj
@@ -55,6 +55,7 @@
     <Compile Include="Abstract\DbProvider\DbProvider.cs" />
     <Compile Include="Abstract\DbProvider\SugarMappingAttribute.cs" />
     <Compile Include="Abstract\QueryableProvider\QueryableAccessory.cs" />
+    <Compile Include="Abstract\QueryableProvider\QueryableExtendsions.cs" />
     <Compile Include="Abstract\QueryableProvider\QueryableProvider.cs" />
     <Compile Include="Abstract\SqlableProvider.cs" />
     <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\DeleteBuilder.cs" />