diff --git a/OrmTest/UnitTest/Query/SelectQuery.cs b/OrmTest/UnitTest/Query/SelectQuery.cs
index 393c32b22..41b429f37 100644
--- a/OrmTest/UnitTest/Query/SelectQuery.cs
+++ b/OrmTest/UnitTest/Query/SelectQuery.cs
@@ -36,9 +36,11 @@ namespace OrmTest.UnitTest
                 //var list2 = db.Queryable<Student>()
                 //  .Where(st => st.Id > 0)
                 // .Select("id").ToList();
-                var list = db.Queryable<Student, School>((st, sc) => new object[] {
-                          JoinType.Left,st.SchoolId==sc.Id
-                }).Where(st => st.Id > 0).Select<Student>("*").ToList();
+
+                var list = db.Queryable<Student, School,School>((st, sc,sc2) => new object[] {
+                          JoinType.Left,st.SchoolId==sc.Id,
+                          JoinType.Left,sc2.Id==sc.Id
+                }).Where(st => st.Id > 0).ToList();
 
                 var list3 = db.Queryable("Student", "st")
                  .AddJoinInfo("School", "sh", "sh.id=st.schoolid")
diff --git a/SqlSugar/Abstract/SqlBuilderProvider/DMLBuilder/SqlableQueryBuilder.cs b/SqlSugar/Abstract/SqlBuilderProvider/DMLBuilder/SqlableQueryBuilder.cs
deleted file mode 100644
index 8b25761f3..000000000
--- a/SqlSugar/Abstract/SqlBuilderProvider/DMLBuilder/SqlableQueryBuilder.cs
+++ /dev/null
@@ -1,67 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace SqlSugar
-{
-    public class SqlableQueryBuilder : IDMLBuilder
-    {
-        public SqlBuilderProvider BuilderConext
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-
-            set
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public SqlSugarClient Context
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-
-            set
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public StringBuilder Sql
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-
-            set
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public string SqlTemplate
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public void Clear()
-        {
-            throw new NotImplementedException();
-        }
-
-        public string ToSqlString()
-        {
-            throw new NotImplementedException();
-        }
-    }
-}
diff --git a/SqlSugar/Abstract/SqlableProvider.cs b/SqlSugar/Abstract/SqlableProvider.cs
deleted file mode 100644
index 463dfb556..000000000
--- a/SqlSugar/Abstract/SqlableProvider.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace SqlSugar
-{
-    public partial class SqlableProvider : ISugarSqlable
-    {
-        public SqlSugarClient Context { get; set; }
-    }
-}
diff --git a/SqlSugar/Databases/SqlServer/Sqlable/SqlServerSqlable.cs b/SqlSugar/Databases/SqlServer/Sqlable/SqlServerSqlable.cs
deleted file mode 100644
index 1e0429136..000000000
--- a/SqlSugar/Databases/SqlServer/Sqlable/SqlServerSqlable.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace SqlSugar
-{
-    public class SqlServerSqlable:SqlableProvider
-    {
-    }
-}
diff --git a/SqlSugar/InstanceFactory.cs b/SqlSugar/InstanceFactory.cs
index a44f61c7f..d590cc1ca 100644
--- a/SqlSugar/InstanceFactory.cs
+++ b/SqlSugar/InstanceFactory.cs
@@ -33,14 +33,6 @@ namespace SqlSugar
             return reval;
         }
 
-
-        public static ISugarSqlable GetSqlable(IConnectionConfig currentConnectionConfig)
-        {
-            CheckConfig(currentConnectionConfig);
-            ISugarSqlable reval = CreateInstance<ISugarSqlable>(GetClassName(currentConnectionConfig.DbType, "Sqlable"), currentConnectionConfig.DbType);
-            return reval;
-        }
-
         public static ISqlBuilder GetSqlbuilder(IConnectionConfig currentConnectionConfig)
         {
             CheckConfig(currentConnectionConfig);
diff --git a/SqlSugar/Interface/ISqlable.cs b/SqlSugar/Interface/ISqlable.cs
deleted file mode 100644
index 5e9346b3b..000000000
--- a/SqlSugar/Interface/ISqlable.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace SqlSugar
-{
-    public partial interface ISugarSqlable
-    {
-        SqlSugarClient Context { get; set; }
-    }
-}
diff --git a/SqlSugar/SqlSugar.csproj b/SqlSugar/SqlSugar.csproj
index 9a825f68c..c2c32c90a 100644
--- a/SqlSugar/SqlSugar.csproj
+++ b/SqlSugar/SqlSugar.csproj
@@ -57,11 +57,9 @@
     <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" />
     <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\InsertBuilder.cs" />
     <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\LambadaQueryBuilder.cs" />
-    <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\SqlableQueryBuilder.cs" />
     <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\SqlQueryBuilder.cs" />
     <Compile Include="Abstract\SqlBuilderProvider\DMLBuilder\UpdateBuilder.cs" />
     <Compile Include="Abstract\SqlBuilderProvider\SqlBuilderAccessory.cs" />
@@ -85,7 +83,6 @@
     <Compile Include="Databases\SqlServer\Db\SqlBuilder\SqlServerLambadaQueryBuilder.cs" />
     <Compile Include="Databases\SqlServer\Db\SqlServerDb.cs" />
     <Compile Include="Databases\SqlServer\Queryable\SqlServerQueryable.cs" />
-    <Compile Include="Databases\SqlServer\Sqlable\SqlServerSqlable.cs" />
     <Compile Include="DetaultT.cs" />
     <Compile Include="Entities\ConnectionConfig.cs" />
     <Compile Include="Entities\DbColumnInfo.cs" />
@@ -139,7 +136,6 @@
     <Compile Include="Interface\IDbMaintenance.cs" />
     <Compile Include="Interface\ILambdaExpressions.cs" />
     <Compile Include="Interface\IQueryable.cs" />
-    <Compile Include="Interface\ISqlable.cs" />
     <Compile Include="Interface\ISqlBuilder\IDMLBuilder.cs" />
     <Compile Include="Interface\ISqlBuilder\ISqlBuilder.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
diff --git a/SqlSugar/SqlSugarClient.cs b/SqlSugar/SqlSugarClient.cs
index ce166872a..22843224c 100644
--- a/SqlSugar/SqlSugarClient.cs
+++ b/SqlSugar/SqlSugarClient.cs
@@ -153,9 +153,13 @@ namespace SqlSugar
             queryable.SqlBuilder.LambadaQueryBuilder.TableShortName=shortName;
             return queryable;
         }
-        public virtual ISugarQueryable<T> Queryable<T, T2, T3>(Func<T, T2, T3, object[]> joinExpression) where T : class, new()
+        public virtual ISugarQueryable<T> Queryable<T, T2, T3>(Expression<Func<T, T2, T3, object[]>> joinExpression) where T : class, new()
         {
-            return null;
+            var queryable = Queryable<T>();
+            string shortName = string.Empty;
+            queryable.SqlBuilder.LambadaQueryBuilder.JoinQueryInfos = base.GetJoinInfos(joinExpression, this, ref shortName, typeof(T2),typeof(T3));
+            queryable.SqlBuilder.LambadaQueryBuilder.TableShortName = shortName;
+            return queryable;
         }
         public virtual List<T> Queryable<T, T2, T3, T4>(Func<T, T2, T3, T4, object[]> joinExpression) where T : class, new()
         {
@@ -185,23 +189,6 @@ namespace SqlSugar
         {
             return null;
         }
-        /// <summary>
-        /// Sqlable Query operation
-        /// </summary>
-        public virtual ISugarSqlable Sqlable
-        {
-            get
-            {
-                if (_Sqlable == null)
-                {
-                    var reval = InstanceFactory.GetSqlable(base.CurrentConnectionConfig);
-                    reval.Context = this;
-                    _Sqlable = reval;
-                    return reval;
-                }
-                return (ISugarSqlable)_Sqlable;
-            }
-        }
         #endregion
 
         #region functions