for_vika/praktika_2/Spisok_mc.xaml.cs

using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace praktika_2
{
    /// <summary>
    /// Логика взаимодействия для Spisok_mc.xaml
    /// </summary>
    public partial class Spisok_mc : Window
    {
        public Spisok_mc()
        {
            
            InitializeComponent();
            SqlConnection connection = new SqlConnection("server=DESKTOP-CG8S2H8; Trusted_Connection=YES; DataBase=praktika;");
            connection.Open();
            //string cmd = "select * from material_value";
            string cmd = " select material_value.mat_value as 'Материальная ценность', material_value.[count] as 'Количество',organizations.name as 'Источник поступления', material_value.number_document as '№ и дата документа', material_value.Invent_number as 'Инвент № ', material_value.info as 'Описание:' from material_value, organizations where organizations.id_org = material_value.ID_org ";
            SqlCommand createcommand = new SqlCommand(cmd, connection);
            createcommand.ExecuteNonQuery();

            SqlDataAdapter sql = new SqlDataAdapter(createcommand);
            DataTable dt = new DataTable("material_value");
            sql.Fill(dt);
            loxpussy.ItemsSource = dt.DefaultView;
            connection.Close();
        }
    }
}