diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
index 298626ab6..fd792e613 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
@@ -1229,6 +1229,10 @@ namespace SqlSugar
             {
                 result = await this.Context.Utilities.DataReaderToSelectJsonListAsync<TResult>(dataReader);
             }
+            else if (QueryBuilder.IsSelectSingleFiledArray)
+            {
+                result =await this.Context.Utilities.DataReaderToSelectArrayListAsync<TResult>(dataReader);
+            }
             else if (entityType.IsAnonymousType() || isComplexModel)
             {
                 result = await this.Context.Utilities.DataReaderToListAsync<TResult>(dataReader);
diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/SugarProvider/SqlSugarProvider.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/SugarProvider/SqlSugarProvider.cs
index 2071670b0..b74f06668 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/SugarProvider/SqlSugarProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/SugarProvider/SqlSugarProvider.cs
@@ -1427,7 +1427,9 @@ namespace SqlSugar
         }
         public SqlSugarClient CopyNew()
         {
-            return new SqlSugarClient(UtilMethods.CopyConfig(this.Ado.Context.CurrentConnectionConfig));
+            var result= new SqlSugarClient(UtilMethods.CopyConfig(this.Ado.Context.CurrentConnectionConfig));
+            result.QueryFilter = this.QueryFilter;
+            return result;
         }
         public void ThenMapper<T>(IEnumerable<T> list, Action<T> action)
         {
diff --git a/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs b/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
index ce6517a89..c96e55478 100644
--- a/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Infrastructure/ContextMethods.cs
@@ -316,6 +316,26 @@ namespace SqlSugar
             }
             return result;
         }
+        public async Task<List<T>> DataReaderToSelectArrayListAsync<T>(IDataReader dataReader)
+        {
+            List<T> result = new List<T>();
+            using (dataReader)
+            {
+                while (await ((DbDataReader)dataReader).ReadAsync())
+                {
+                    var value = dataReader.GetValue(0);
+                    if (value == null || value == DBNull.Value)
+                    {
+                        result.Add(default(T));
+                    }
+                    else
+                    {
+                        result.Add((T)value);
+                    }
+                }
+            }
+            return result;
+        }
 
         /// <summary>
         /// DataReaderToList
diff --git a/Src/Asp.NetCore2/SqlSugar/Interface/IContextMethods.cs b/Src/Asp.NetCore2/SqlSugar/Interface/IContextMethods.cs
index c1dbc8555..c6d9498a6 100644
--- a/Src/Asp.NetCore2/SqlSugar/Interface/IContextMethods.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Interface/IContextMethods.cs
@@ -19,6 +19,7 @@ namespace SqlSugar
         List<T> DataReaderToList<T>(IDataReader reader);
         List<T> DataReaderToSelectJsonList<T>(IDataReader reader);
         List<T> DataReaderToSelectArrayList<T>(IDataReader reader);
+        Task<List<T>> DataReaderToSelectArrayListAsync<T>(IDataReader reader);
         Task<List<T>> DataReaderToSelectJsonListAsync<T>(IDataReader reader);
         List<T> DataReaderToListNoUsing<T>(IDataReader reader);
         Task<List<T>> DataReaderToListAsync<T>(IDataReader dataReader);
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarClient.cs b/Src/Asp.NetCore2/SqlSugar/SqlSugarClient.cs
index 7b70991de..bccc1ec38 100644
--- a/Src/Asp.NetCore2/SqlSugar/SqlSugarClient.cs
+++ b/Src/Asp.NetCore2/SqlSugar/SqlSugarClient.cs
@@ -1065,7 +1065,9 @@ namespace SqlSugar
         }
         public SqlSugarClient CopyNew()
         {
-            return new SqlSugarClient(UtilMethods.CopyConfig(this.Ado.Context.CurrentConnectionConfig));
+            var result= new SqlSugarClient(UtilMethods.CopyConfig(this.Ado.Context.CurrentConnectionConfig));
+            result.QueryFilter = this.QueryFilter;
+            return result;
         }
         public DateTime GetDate()
         {