-

OrmTest/UnitTest/Query/SelectQuery.cs

@@ -38,7 +38,7 @@ namespace OrmTest.UnitTest
 
                 #region dr ot entity
                 db.IgnoreComumns.Add("TestId", "Student");
-                var dr0 = db.Queryable<Student>().Select(it => new  { Student = it, Name = it.Name,w=new { id=it.Id } }).ToList();
+                var dr0 = db.Queryable<Student>().Select(it => new  { id=it.Id,w=new { x=it } }).ToList();
                 var dr1 = db.Queryable<Student>().Select(it => new { newid = it.Id }).ToList();
                 var dr2 = db.Queryable<Student>().Select(it => new { newid = it.Id, obj = it }).ToList();
                 var dr3 = db.Queryable<Student>().Select(it => new  ViewModelStudent2{  Student=it }).ToList();

SqlSugar/Common/RewritableMethods.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Data;
 using System.Dynamic;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 using System.Threading.Tasks;
 using Newtonsoft.Json;
@@ -33,54 +34,86 @@ namespace SqlSugar
             }
             return result;
         }
+        /// <summary>
+        ///DataReader to DataReaderToDictionary
+        /// </summary>
+        /// <param name="reader"></param>
+        /// <returns></returns>
+        public Dictionary<string,object> DataReaderToDictionary(IDataReader reader)
+        {
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            for (int i = 0; i < reader.FieldCount; i++)
+            {
+                try
+                {
+                    result.Add(reader.GetName(i), reader.GetValue(i));
+                }
+                catch
+                {
+                    result.Add(reader.GetName(i), null);
+                }
+            }
+            return result;
+        }
 
         public List<T> DataReaderToDynamicList<T>(IDataReader reader)
         {
             var tType = typeof(T);
-            var classProperties = tType.GetProperties().Where(it => it.PropertyType.IsClass()).ToList();
+            var classProperties = tType.GetProperties().ToList();
             var reval = new List<T>();
             if (reader != null && !reader.IsClosed)
             {
                 while (reader.Read())
                 {
-                    var expandoObject = DataReaderToExpandoObject(reader);
-                    var dic = (IDictionary<string,object>)expandoObject;
+                    var readerValues = DataReaderToDictionary(reader);
+                    var result = new Dictionary<string, object>();
                     foreach (var item in classProperties)
                     {
-                        var startsWithName = item.Name + "_";
-                        List<string> removeKeys = new List<string>();
-                        foreach (var d in dic)
+                        var name = item.Name;
+                        var typeName = tType.Name;
+                        if (item.PropertyType.IsClass())
                         {
-                            if (d.Key.StartsWith(startsWithName)) {
-                                removeKeys.Add(d.Key);
+                            result.Add(name,DataReaderToDynamicList_Part(readerValues, item, reval));
                         }
-                        }
-                        if (removeKeys.Any()) {
-                            var keyValues = removeKeys.Select(it => new KeyValuePair<string, object>(it.Replace(startsWithName, null), dic[it])).ToList();
-                            foreach (var key in removeKeys)
+                        else
                         {
-                                dic.Remove(key);
-                            }
-                            if (!item.PropertyType.IsAnonymousType())
+                            if (readerValues.ContainsKey(name))
                             {
-                                var obj = Activator.CreateInstance(item.PropertyType, true);
-                                var ps = obj.GetType().GetProperties();
-                                foreach (var keyValue in keyValues)
-                                {
-                                    ps.Single(it => it.Name == keyValue.Key).SetValue(obj, keyValue.Value);
-                                }
-                                dic.Add(item.Name, obj);
+                                result.Add(name, readerValues[name]);
                             }
                         }
                     }
-                    var stringValue = SerializeObject(expandoObject);
+                    var stringValue = SerializeObject(result);
                     reval.Add((T)DeserializeObject<T>(stringValue));
                 }
                 reader.Close();
             }
             return reval;
         }
-
+        private Dictionary<string,object> DataReaderToDynamicList_Part<T>(Dictionary<string, object> readerValues,PropertyInfo item, List<T> reval)
+        {
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            var type = item.PropertyType;
+            var classProperties = type.GetProperties().ToList();
+            foreach (var prop in classProperties)
+            {
+                var name = prop.Name;
+                var typeName = type.Name;
+                if (prop.PropertyType.IsClass())
+                {
+                    result.Add(name, DataReaderToDynamicList_Part(readerValues, prop, reval));
+                }
+                else
+                {
+                    var key = typeName + "." + name;
+                    if (readerValues.ContainsKey(key))
+                    {
+                        result.Add(name, readerValues[key]);
+                    }
+                }
+            }
+            return result;
+        }
         /// <summary>
         /// Serialize Object
         /// </summary>

SqlSugar/ExpressionsToSql/ResolveItems/NewExpressionResolve.cs

@@ -101,7 +101,7 @@ namespace SqlSugar
                             }
                             else
                             {
-                                var asName = memberName + "_" + property.Name;
+                                var asName = "["+item.Type.Name + "." + property.Name+"]";
                                 var columnName = property.Name;
                                 if (Context.IsJoin)
                                 {