CSFramework.EF 数据库框架 - 测试 Update 方法更新对象

        private void button7_Click(object sender, EventArgs e)
        {
            //
            //测试Update方法，www.csframework.com
            //
            string connString = "Server=127.0.0.1;Database=CSFrameworkV6_Normal;User ID=demo_webapi;Password=test; Max Pool Size=512; Pooling=true;Connect Timeout=30;TrustServerCertificate=true;";
            IDatabase db = DatabaseFactory.GetDatabase(DatabaseType.SqlServer, connString);

            var list = db.GetQueryable<tb_PO>().OrderByDescending(o => o.PODate).Take(10).ToList();

            var result = "";

            list[0].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";
            list[1].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";
            list[2].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";

            result += db.Update(list[0]);
            result += db.Update(list[1]);
            result += db.Update(list[2]);

            list[3].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";
            list[4].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";
            list[5].Remark = $"修改了：{DateTime.Now.ToString()},{IdHelper.GetGuid()}";
            result += db.Update(list.GetRange(3, 3));

            textBox1.Text = result;
        }