-

OrmTest/UnitTest/Update.cs

@@ -0,0 +1,59 @@
+using OrmTest.Models;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest.UnitTest
+{
+    public class Update:ExpTestBase
+    {
+        private Update() { }
+        public Update(int eachCount)
+        {
+            this.Count = eachCount;
+        }
+
+        public void Init()
+        {
+            var db = GetInstance();
+            var updateObj = new Student() { Id=1,Name = "jack", CreateTime = DateTime.Now };
+            var updateObjs = new List<Student>() { updateObj }.ToArray();
+            db.IgnoreColumns.Add("TestId", "Student");
+            //db.MappingColumns.Add("id","dbid", "Student");
+
+            var s1 = db.Updateable(updateObj).ToSql();
+
+            //Insert reutrn Command Count
+            var s2 = db.Updateable(updateObj).ExecuteCommand();
+
+            db.IgnoreColumns = null;
+            //Only  insert  Name 
+            var s3 = db.Updateable(updateObj).UpdateColumns(it => new { it.Name}).ToSql();
+
+            //Ignore  Name and TestId
+            var s4 = db.Updateable(updateObj).IgnoreColumns(it => new { it.Name, it.TestId }).ToSql();
+
+            //Ignore  Name and TestId
+            var s5 = db.Updateable(updateObj).IgnoreColumns(it => it == "Name" || it == "TestId").With(SqlWith.UpdLock).ToSql();
+
+            //Use Lock
+            var s6 = db.Updateable(updateObj).With(SqlWith.UpdLock).ToSql();
+
+            //ToSql
+            var s7 = db.Insertable(updateObj).With(SqlWith.UpdLock)
+                .InsertColumns(it => new { it.Name }).ToSql();
+
+            //Insert List<T>
+            var s8 = db.Updateable(updateObj).With(SqlWith.UpdLock).ToSql();
+        }
+
+        public SqlSugarClient GetInstance()
+        {
+            SqlSugarClient db = new SqlSugarClient(new SystemTablesConfig() { ConnectionString = Config.ConnectionString, DbType = DbType.SqlServer, IsAutoCloseConnection = true });
+            return db;
+        }
+    }
+}

SqlSugar/Interface/IUpdateable.cs

@@ -13,8 +13,9 @@ namespace SqlSugar
         IInsertable<T> With(string lockString);
         IInsertable<T> Update(T InsertObj);
         IInsertable<T> Where(bool isUpdateNull);
-        IInsertable<T> UpdateColumns(Expression<Func<T, object[]>> columns);
+        IInsertable<T> UpdateColumns(Expression<Func<T, object>> columns);
-        IInsertable<T> IgnoreColumns(Expression<Func<T, object[]>> columns);
+        IInsertable<T> IgnoreColumns(Expression<Func<T, object>> columns);
         IInsertable<T> UpdateRange(List<T> InsertObjs);
+        object ToSql();
     }
 }