diff --git a/Src/Asp.Net/PgSqlTest/Bugs/BugTest4.cs b/Src/Asp.Net/PgSqlTest/Bugs/BugTest4.cs
new file mode 100644
index 000000000..b089482c1
--- /dev/null
+++ b/Src/Asp.Net/PgSqlTest/Bugs/BugTest4.cs
@@ -0,0 +1,46 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest.Test
+{
+    public class BugTest4
+    {
+        public static void Init()
+        {
+            SqlSugarClient Db = new SqlSugarClient(new ConnectionConfig()
+            {
+                ConnectionString = @"PORT=5433;DATABASE=x;HOST=localhost;PASSWORD=haosql;USER ID=postgres",
+                DbType = DbType.PostgreSQL,
+                IsAutoCloseConnection = true,
+           
+                InitKeyType = InitKeyType.Attribute,
+            });
+            //调式代码 用来打印SQL 
+            Db.Aop.OnLogExecuting = (sql, pars) =>
+            {
+               Console.WriteLine(sql);
+            };
+
+            Db.CodeFirst.InitTables(typeof(testmmxxxmm121));
+            Db.Insertable(new testmmxxxmm121() { name = (float) 0.01 , name2 = 1 }).ExecuteCommand();
+            var list= Db.Queryable<testmmxxxmm121>().ToList();
+        }
+    }
+
+    public class testmmxxxmm121
+    {
+        [SugarColumn(IsPrimaryKey =true,IsIdentity =true)]
+        public int id { get; set; }
+        [SugarColumn(ColumnDataType ="float4",IsNullable =true)]
+        public float? name { get; set; }
+        [SugarColumn(ColumnDataType = "float4", IsNullable = false)]
+        public float? name2 { get; set; }
+
+    }
+
+}
diff --git a/Src/Asp.Net/PgSqlTest/Bugs/BugTest5.cs b/Src/Asp.Net/PgSqlTest/Bugs/BugTest5.cs
new file mode 100644
index 000000000..9139e312e
--- /dev/null
+++ b/Src/Asp.Net/PgSqlTest/Bugs/BugTest5.cs
@@ -0,0 +1,168 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using SqlSugar;
+namespace OrmTest.Test
+{
+    public class BugTest5
+
+    {
+
+        [SugarTable("User")]
+
+        public class User
+
+        {
+
+            [SugarColumn(IsNullable = false, ColumnDataType = "uuid", IsPrimaryKey = true)]
+
+            public Guid Id { get; set; }
+
+
+
+            /// <summary>
+
+            /// 部门名称
+
+            /// </summary>
+
+            [SugarColumn(IsNullable = false)]
+
+            public string Name { get; set; }
+
+
+
+            /// <summary>
+
+            /// 用户部门
+
+            /// </summary>
+
+            [SugarColumn(IsNullable = false, IsJson = true, ColumnDataType = "json")]
+
+            public List<Department> UserDpt { get; set; }
+
+        }
+
+
+
+        [SugarTable("User2")]
+
+        public class User2
+
+        {
+
+            [SugarColumn(IsNullable = false, ColumnDataType = "uuid", IsPrimaryKey = true)]
+
+            public Guid Id { get; set; }
+
+
+
+            [SugarColumn(IsNullable = false, ColumnDataType = "uuid")]
+
+            public Guid UserId { get; set; }
+
+        }
+
+
+
+        public class Department
+
+        {
+
+            public Guid Id { get; set; }
+
+            public string Name { get; set; }
+
+        }
+
+
+
+        public static void Init()
+
+        {
+
+            SqlSugarClient db = new SqlSugarClient(
+
+             new ConnectionConfig()
+
+             {
+
+                 ConnectionString = Config.ConnectionString,
+
+                 DbType = DbType.PostgreSQL,//设置数据库类型
+
+                 IsAutoCloseConnection = true,//自动释放数据务，如果存在事务，在事务结束后释放
+
+                 InitKeyType = InitKeyType.Attribute //从实体特性中读取主键自增列信息
+
+             });
+
+            db.Aop.OnError = (exp) =>//SQL报错
+
+            {
+
+                string sql = exp.Sql;
+
+                //exp.sql 这样可以拿到错误SQL
+
+            };
+
+            //db.DbMaintenance.CreateDatabase();
+
+            db.CodeFirst.InitTables(typeof(User), typeof(User2));
+
+            List<Department> departments = new List<Department>();
+
+            departments.Add(new Department { Id = Guid.NewGuid(), Name = "研发部" });
+
+            departments.Add(new Department { Id = Guid.NewGuid(), Name = "市场部" });
+
+            Guid userId = Guid.NewGuid();
+
+            User user = new User
+
+            {
+
+                Id = userId,
+
+                Name = "张三",
+
+                UserDpt = departments
+
+            };
+
+            db.Insertable(user).ExecuteCommand();
+
+            User2 user2 = new User2();
+
+            user2.Id = Guid.NewGuid();
+
+            user2.UserId = userId;
+
+
+
+            db.Insertable(user2).ExecuteCommand();
+
+            var data = db.Queryable<User, User2>((a, b) => new object[] { JoinType.Inner, a.Id == b.UserId })
+
+             .Where((a, b) => a.Id.ToString() == userId.ToString())
+
+                .Select((a, b) => new
+
+                {
+
+                    User = a,
+
+                    Items = a.UserDpt
+
+                }).ToList();
+
+            Console.ReadKey();
+
+        }
+
+    }
+}
diff --git a/Src/Asp.Net/PgSqlTest/Config.cs b/Src/Asp.Net/PgSqlTest/Config.cs
index c8c29c8d8..4f718ae16 100644
--- a/Src/Asp.Net/PgSqlTest/Config.cs
+++ b/Src/Asp.Net/PgSqlTest/Config.cs
@@ -16,16 +16,16 @@ namespace OrmTest
         /// Account have permission to create database
         /// 用有建库权限的数据库账号
         /// </summary>
-        public static string ConnectionString = "PORT=5432;DATABASE=SqlSugar4xTest;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
+        public static string ConnectionString = "PORT=5433;DATABASE=SqlSugar4xTest;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
         /// <summary>
         /// Account have permission to create database
         /// 用有建库权限的数据库账号
         /// </summary>
-        public static string ConnectionString2 = "PORT=5432;DATABASE=SqlSugar4xTest2;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
+        public static string ConnectionString2 = "PORT=5433;DATABASE=SqlSugar4xTest2;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
         /// <summary>
         /// Account have permission to create database
         /// 用有建库权限的数据库账号
         /// </summary>
-        public static string ConnectionString3 = "PORT=5432;DATABASE=SqlSugar4xTest3;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
+        public static string ConnectionString3 = "PORT=5433;DATABASE=SqlSugar4xTest3;HOST=localhost;PASSWORD=haosql;USER ID=postgres";
     }
 }
diff --git a/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj b/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
index b28a8d3e0..2a94e7b64 100644
--- a/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
+++ b/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
@@ -61,8 +61,10 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Bugs\BugTest.cs" />
+    <Compile Include="Bugs\BugTest4.cs" />
     <Compile Include="Bugs\BugTest3.cs" />
     <Compile Include="Bugs\BugTest2.cs" />
+    <Compile Include="Bugs\BugTest5.cs" />
     <Compile Include="Demo\Demo0_SqlSugarClient.cs" />
     <Compile Include="Demo\Demo1_Queryable.cs" />
     <Compile Include="Demo\Demo2_Updateable.cs" />
diff --git a/Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs b/Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs
index 3776de327..63500990b 100644
--- a/Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs
+++ b/Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs
@@ -281,11 +281,19 @@ namespace SqlSugar
                     if (readerValues != null &&
                         readerValues.Count == 1 &&
                         readerValues.First().Key == name &&
-                        readerValues.First().Value!=null&&
-                        readerValues.First().Value.GetType()==UtilConstants.StringType&&
+                        readerValues.First().Value != null &&
+                        readerValues.First().Value.GetType() == UtilConstants.StringType &&
                         Regex.IsMatch(readerValues.First().Value.ObjToString(), @"^\{.+\}$"))
                     {
-                        result.Add(name, DeserializeObject<Dictionary<string,object>>(readerValues.First().Value.ObjToString()));
+                        result.Add(name, DeserializeObject<Dictionary<string, object>>(readerValues.First().Value.ObjToString()));
+                    }
+                    else if (item.PropertyType.FullName.IsCollectionsList()&&
+                            readerValues.ContainsKey(item.Name.ToLower())&&
+                            readerValues[item.Name.ToLower()]!=null&&
+                            readerValues[item.Name.ToLower()].GetType()==UtilConstants.StringType&&
+                            Regex.IsMatch(readerValues[item.Name.ToLower()].ToString(), @"^\[{.+\}]$"))
+                    {
+                        result.Add(name, DeserializeObject<List<Dictionary<string, object>>>(readerValues[item.Name.ToLower()].ToString()));
                     }
                     else
                     {