diff --git a/Src/Asp.Net/PgSqlTest/Demo/DemoN_SplitTable.cs b/Src/Asp.Net/PgSqlTest/Demo/DemoN_SplitTable.cs
new file mode 100644
index 000000000..242f042c9
--- /dev/null
+++ b/Src/Asp.Net/PgSqlTest/Demo/DemoN_SplitTable.cs
@@ -0,0 +1,86 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest 
+{
+    public class DemoN_SplitTable
+    {
+        public static void Init()
+        {
+            Console.WriteLine("");
+            Console.WriteLine("#### DemoN_SplitTable Start ####");
+            SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
+            {
+                DbType = DbType.PostgreSQL,
+                ConnectionString = Config.ConnectionString,
+                InitKeyType = InitKeyType.Attribute,
+                IsAutoCloseConnection = true
+            });
+            db.Aop.OnLogExecuted = (s, p) =>
+            {
+                Console.WriteLine(s);
+            };
+
+            //初始化分表
+            db.CodeFirst.SplitTables().InitTables<OrderSpliteTest>();
+
+            Console.WriteLine();
+
+            //根据最近3个表进行查询
+            var list=db.Queryable<OrderSpliteTest>().Where(it=>it.Pk==Guid.NewGuid())
+                .SplitTable(tabs => tabs.Take(3))
+                .Where(it=>it.Time==DateTime.Now).ToOffsetPage(1,2);
+
+            Console.WriteLine();
+
+            //根据时间选出的表进行查询
+            var list2 = db.Queryable<OrderSpliteTest>().SplitTable(tabs => tabs.Where(it=> it.Date>=DateTime.Now.AddYears(-2))).ToList();
+
+            Console.WriteLine();
+
+            //删除数据只在最近3张表执行操作
+            var x = db.Deleteable<OrderSpliteTest>().Where(it=>it.Pk==Guid.NewGuid()).SplitTable(tabs => tabs.Take(3)).ExecuteCommand();
+           
+            Console.WriteLine();
+
+            var tableName = db.SplitHelper<OrderSpliteTest>().GetTableName(DateTime.Now.AddDays(-1));
+            var tableName2 = db.SplitHelper(new OrderSpliteTest() {  Time=DateTime.Now}).GetTableNames();
+            var tableName3 = db.SplitHelper(new List<OrderSpliteTest> {
+              new OrderSpliteTest() { Time = DateTime.Now },
+              new OrderSpliteTest() { Time = DateTime.Now },
+              new OrderSpliteTest() { Time = DateTime.Now.AddMonths(-10) }
+            }).GetTableNames();
+            var x2 = db.Updateable<OrderSpliteTest>()
+                .SetColumns(it=>it.Name=="a")
+                .Where(it => it.Pk == Guid.NewGuid())
+                .SplitTable(tabs => tabs.InTableNames(tableName2))
+                .ExecuteCommand();
+
+            Console.WriteLine();
+
+            //按日分表 
+            var x3 = db.Insertable(new OrderSpliteTest() { Name="A" }).SplitTable().ExecuteCommand();
+
+            Console.WriteLine();
+            ////强制分表类型
+            var x4 = db.Insertable(new OrderSpliteTest() { Name = "A" ,Time=DateTime.Now.AddDays(-1) }).SplitTable().ExecuteCommand();
+            Console.WriteLine("#### CodeFirst end ####");
+        }
+
+        [SplitTable(SplitType.Day)]
+        [SqlSugar.SugarTable("Taxxx0101_{year}{month}{day}")]
+        public class OrderSpliteTest 
+        {
+            [SugarColumn(IsPrimaryKey =true)]
+            public  Guid  Pk{ get; set; }
+            public string Name { get; set; }
+            [SugarColumn(IsNullable =true)]
+            [SplitField]
+            public DateTime Time { get; set; }
+        }
+    }
+}
diff --git a/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj b/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
index 9998f37ad..e222dc317 100644
--- a/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
+++ b/Src/Asp.Net/PgSqlTest/PgSqlTest.csproj
@@ -84,6 +84,7 @@
     <Compile Include="Demo\DemoF_Utilities.cs" />
     <Compile Include="Demo\DemoG_SimpleClient.cs" />
     <Compile Include="Demo\DemoJ_Report.cs" />
+    <Compile Include="Demo\DemoN_SplitTable.cs" />
     <Compile Include="Models\AttributeTable.cs" />
     <Compile Include="Models\CarType.cs" />
     <Compile Include="Models\Custom.cs" />
diff --git a/Src/Asp.Net/PgSqlTest/Program.cs b/Src/Asp.Net/PgSqlTest/Program.cs
index c5566099a..9481f1940 100644
--- a/Src/Asp.Net/PgSqlTest/Program.cs
+++ b/Src/Asp.Net/PgSqlTest/Program.cs
@@ -11,6 +11,7 @@ namespace OrmTest
             Demo1_Queryable.Init();
             Demo2_Updateable.Init();
             Demo3_Insertable.Init();
+            DemoN_SplitTable.Init();
             Demo4_Deleteable.Init();
             Demo5_SqlQueryable.Init();
             Demo6_Queue.Init();