Optimize project catalog

2025-09-20 02:29:39 +08:00 · 2022-03-25 10:39:07 +08:00
parent d6c8b07dae
commit 8a613bc5ac
881 changed files with 0 additions and 0 deletions
--- a/Src/Asp.NetCore2/SqlSeverTest/Demo/Demo2_Updateable.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/Demo/Demo2_Updateable.cs
@@ -0,0 +1,108 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest
+{
+    public class Demo2_Updateable
+    {
+        public static void Init()
+        {
+            Console.WriteLine("");
+            Console.WriteLine("#### Updateable Start ####");
+
+            SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
+            {
+                DbType = DbType.SqlServer,
+                ConnectionString = Config.ConnectionString,
+                InitKeyType = InitKeyType.Attribute,
+                IsAutoCloseConnection = true,
+                AopEvents = new AopEvents
+                {
+                    OnLogExecuting = (sql, p) =>
+                    {
+                        Console.WriteLine(sql);
+                        Console.WriteLine(string.Join(",", p?.Select(it => it.ParameterName + ":" + it.Value)));
+                    }
+                }
+            });
+
+
+
+            /*** 1.entity or List ***/
+
+            var updateObj = new Order() { Id = 1, Name = "order1" };
+            var updateObjs = new List<Order> {
+                 new Order() { Id = 11, Name = "order11" },
+                 new Order() { Id = 12, Name = "order12" }
+            };
+
+            //update all columns by primary key
+            var result = db.Updateable(updateObj).ExecuteCommand();//update single
+            var result2 = db.Updateable(updateObjs).ExecuteCommand();//update List<Class>
+
+            //Ignore  Name and Price
+            var result3 = db.Updateable(updateObj).IgnoreColumns(it => new { it.CreateTime, it.Price }).ExecuteCommand();
+
+            //only update Name and CreateTime 
+            var result4 = db.Updateable(updateObj).UpdateColumns(it => new { it.Name, it.CreateTime }).ExecuteCommand();
+
+            //If there is no primary key
+            var result5 = db.Updateable(updateObj).WhereColumns(it => new { it.Id }).ExecuteCommand();//update single by id
+            var result6 = db.Updateable(updateObjs).WhereColumns(it => new { it.Id }).ExecuteCommand();//update List<Class> by id
+
+
+
+
+            /*** 2.by expression ***/
+
+            //update  name,createtime
+            var result7 = db.Updateable<Order>(it => new Order() { Name = "a", CreateTime = DateTime.Now }).Where(it => it.Id == 11).ExecuteCommand();
+            var result71 = db.Updateable<Order>().SetColumns(it => new Order() { Name = "a", CreateTime = DateTime.Now }).Where(it => it.Id == 11).ExecuteCommand();
+            //only update name
+            var result8 = db.Updateable<Order>(it => it.Name == "Name" + "1").Where(it => it.Id == 1).ExecuteCommand();
+            var result81 = db.Updateable<Order>().SetColumns(it => it.Name == "Name" + "1").Where(it => it.Id == 1).ExecuteCommand();
+            //
+
+
+
+
+            /*** 3.by Dictionary ***/
+            var dt = new Dictionary<string, object>();
+            dt.Add("id", 1);
+            dt.Add("name", "abc");
+            dt.Add("createTime", DateTime.Now);
+            var dtList = new List<Dictionary<string, object>>();
+            dtList.Add(dt);
+
+            var t66 = db.Updateable(dt).AS("[Order]").WhereColumns("id").ExecuteCommand();
+            var t666 = db.Updateable(dtList).AS("[Order]").WhereColumns("id").ExecuteCommand();
+
+
+
+            /*** 4.Other instructions ***/
+
+            var caseValue = "1";
+            //Do not update NULL columns
+            db.Updateable(updateObj).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommand();
+
+            //if 1 update name else if 2 update name,createtime
+            db.Updateable(updateObj)
+                            .UpdateColumnsIF(caseValue == "1", it => new { it.Name })
+                            .UpdateColumnsIF(caseValue == "2", it => new { it.Name, it.CreateTime })
+                            .ExecuteCommand();
+            //Use Lock
+            db.Updateable(updateObj).With(SqlWith.UpdLock).ExecuteCommand();
+
+            //Where Sql
+            //db.Updateable(updateObj).Where("id=@x", new { x = "1" }).ExecuteCommand();
+
+            db.Updateable<Order>().SetColumns("name", 1).Where(it => it.Id == 1).ExecuteCommand();
+            Console.WriteLine("#### Updateable End ####");
+        }
+
+    }
+}