diff --git a/Examples/base_entity/Program.cs b/Examples/base_entity/Program.cs
index 9c7fda76..8640cc8e 100644
--- a/Examples/base_entity/Program.cs
+++ b/Examples/base_entity/Program.cs
@@ -6,6 +6,7 @@ using FreeSql.Internal.Model;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using System;
+using System.Collections.Generic;
 using System.Data.Odbc;
 using System.Data.SqlClient;
 using System.Data.SQLite;
@@ -87,6 +88,17 @@ namespace base_entity
             }
         }
 
+        class B
+        {
+            public long Id { get; set; }
+        }
+
+        class A
+        {
+            public long BId { get; set; }
+            public B B { get; set; }
+        }
+
         static void Main(string[] args)
         {
             #region 初始化 IFreeSql
@@ -121,10 +133,23 @@ namespace base_entity
 
                 .UseMonitorCommand(umcmd => Console.WriteLine(umcmd.CommandText))
                 .UseLazyLoading(true)
+                .UseGenerateCommandParameterWithLambda(true)
                 .Build();
             BaseEntity.Initialization(fsql, () => _asyncUow.Value);
             #endregion
 
+            fsql.UseJsonMap();
+            var bid1 = 10;
+            var list1 = fsql.Select<A>()
+                .Where(a => a.BId == bid1);
+            var aid1 = 11;
+            var select2 = fsql.Select<B>();
+            (select2 as Select0Provider)._params = (list1 as Select0Provider)._params;
+            var list2 = select2
+                .Where(a => list1.ToList(B => B.BId).Contains(a.Id))
+                .Where(a => a.Id == aid1)
+                .ToSql();
+
             //fsql.Aop.CommandBefore += (s, e) =>
             //{
             //    e.States["xxx"] = 111;
diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 02eb0609..27909b2e 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -512,5 +512,14 @@
             <param name="that"></param>
             <returns></returns>
         </member>
+        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
+            <summary>
+            批量注入 Repository，可以参考代码自行调整
+            </summary>
+            <param name="services"></param>
+            <param name="globalDataFilter"></param>
+            <param name="assemblies"></param>
+            <returns></returns>
+        </member>
     </members>
 </doc>
diff --git a/FreeSql/Extensions/AdoNetExtensions.cs b/FreeSql/Extensions/AdoNetExtensions.cs
index f1dc6bf9..3e27483b 100644
--- a/FreeSql/Extensions/AdoNetExtensions.cs
+++ b/FreeSql/Extensions/AdoNetExtensions.cs
@@ -9,14 +9,15 @@ namespace FreeSql
     {
         #region Ado.net 扩展方法，类似于 Dapper
 
-        static Dictionary<Type, IFreeSql> _dicCurd = new Dictionary<Type, IFreeSql>();
+        static Dictionary<string, IFreeSql> _dicCurd = new Dictionary<string, IFreeSql>();
         static object _dicCurdLock = new object();
         static IFreeSql GetCrud(IDbConnection dbconn)
         {
             if (dbconn == null) throw new ArgumentNullException($"{nameof(dbconn)} 不能为 null");
+            if (dbconn.ConnectionString == null) throw new ArgumentNullException($"{nameof(dbconn)}.ConnectionString 不能为 null");
             Type dbconType = dbconn.GetType();
             var connType = dbconType.UnderlyingSystemType;
-            if (_dicCurd.TryGetValue(connType, out var fsql)) return fsql;
+            if (_dicCurd.TryGetValue(dbconn.ConnectionString, out var fsql)) return fsql;
 
             Type providerType = null;
             switch (connType.Name)
@@ -63,9 +64,9 @@ namespace FreeSql
             }
             lock (_dicCurdLock)
             {
-                if (_dicCurd.TryGetValue(connType, out fsql)) return fsql;
+                if (_dicCurd.TryGetValue(dbconn.ConnectionString, out fsql)) return fsql;
                 lock (_dicCurdLock)
-                    _dicCurd.Add(connType, fsql = Activator.CreateInstance(providerType, new object[] { null, null, null }) as IFreeSql);
+                    _dicCurd.Add(dbconn.ConnectionString, fsql = Activator.CreateInstance(providerType, new object[] { null, null, null }) as IFreeSql);
             }
             return fsql;
         }
diff --git a/FreeSql/Internal/CommonProvider/BaseDbProvider.cs b/FreeSql/Internal/CommonProvider/BaseDbProvider.cs
index 69077daa..54c76fa5 100644
--- a/FreeSql/Internal/CommonProvider/BaseDbProvider.cs
+++ b/FreeSql/Internal/CommonProvider/BaseDbProvider.cs
@@ -26,18 +26,18 @@ namespace FreeSql.Internal.CommonProvider
         public IDelete<T1> Delete<T1>(object dywhere) where T1 : class => CreateDeleteProvider<T1>(dywhere);
         public IInsertOrUpdate<T1> InsertOrUpdate<T1>() where T1 : class => CreateInsertOrUpdateProvider<T1>();
 
-        public IAdo Ado { get; protected set; }
-        public IAop Aop { get; protected set; }
-        public ICodeFirst CodeFirst { get; protected set; }
+        public virtual IAdo Ado { get; protected set; }
+        public virtual IAop Aop { get; protected set; }
+        public virtual ICodeFirst CodeFirst { get; protected set; }
         public virtual IDbFirst DbFirst { get; protected set; }
 
-        public CommonUtils InternalCommonUtils { get; protected set; }
-        public CommonExpression InternalCommonExpression { get; protected set; }
+        public virtual CommonUtils InternalCommonUtils { get; protected set; }
+        public virtual CommonExpression InternalCommonExpression { get; protected set; }
 
         public void Transaction(Action handler) => Ado.Transaction(handler);
         public void Transaction(IsolationLevel isolationLevel, Action handler) => Ado.Transaction(isolationLevel, handler);
 
-        public GlobalFilter GlobalFilter { get; } = new GlobalFilter();
+        public virtual GlobalFilter GlobalFilter { get; } = new GlobalFilter();
         public abstract void Dispose();
     }
 }