Update demo

Src/Asp.NetCore2/TDengineTest/Demo/ORMTest_Partial/1_CodeFirts.cs

@@ -1,5 +1,6 @@
 using OrmTest;
 using SqlSugar;
+using SqlSugar.TDengine;
 using System;
 using System.Collections.Generic;
 using System.Text;
@@ -21,6 +22,9 @@ namespace TDengineTest
 
             CodeFirst4(db);
 
+            //多标签建表
+            CodeFirst5(db);
+
             db.CodeFirst.InitTables<TDHistoryValue>();
 
             //更多建表用例
@@ -49,6 +53,20 @@ namespace TDengineTest
             var list3 = db.Queryable<CodeFirst03>().ToList();
         }
 
+        private static void CodeFirst5(SqlSugarClient db)
+        {
+             
+                STable.Tags = new List<ColumnTagInfo>()
+                {
+                     new ColumnTagInfo(){ Name="t1", Value="1" },
+                     new ColumnTagInfo(){  Name="t2",Value="2"}
+                };
+
+                db.CodeFirst.InitTables<CodeFirstTags1>();
+                STable.Tags = null;
+            
+        }
+
         private static void CodeFirst1(SqlSugarClient db)
         {
             db.CodeFirst.InitTables<CodeFirst01>();

Src/Asp.NetCore2/TDengineTest/Models/Unit/CodeFirstTest1.cs

@@ -44,6 +44,14 @@ namespace TDengineTest
         public DateTime Ts { get; set; }
         public bool Boolean { get; set; }
     }
+
+    public class CodeFirstTags1:STable 
+    {
+        [SqlSugar.SugarColumn(IsPrimaryKey = true)]
+        public DateTime Ts { get; set; }
+        public bool Boolean { get; set; }
+    }
+
     public class CodeFirst04  
     {
         [SqlSugar.SugarColumn(IsPrimaryKey = true)]