private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
EFDbcontext context = new EFDbcontext();
if (comboBox1.SelectedIndex.Equals(0))
{
context.Films.Load();
dataGridView1.DataSource = context.Films.Local.ToBindingList();
}
if (comboBox1.SelectedIndex.Equals(1))
{
context.Actors.Load();
dataGridView1.DataSource = context.Actors.Local.ToBindingList();
}
if (comboBox1.SelectedIndex.Equals(2))
{
context.Genres.Load();
dataGridView1.DataSource = context.Genres.Local.ToBindingList();
}
}
private void button2_Click(object sender, EventArgs e)
{
using (var context = new EFDbcontext())
{
var actor = context.Actors.Find(2);
using (var cotextDB = new EFDbcontext())
{
cotextDB.Database.ExecuteSqlCommand("UPDATE Actors SET name = name + '_DB' WHERE actor_id ='2'");
}
actor.name = actor.name + "_Memory";
string value = context.Entry(actor).Property(m => m.name).OriginalValue;
textBox4.Text = string.Format("{0}", value);
value = context.Entry(actor).Property(m => m.name).CurrentValue;
textBox5.Text = string.Format("{0}", value);
value = context.Entry(actor).GetDatabaseValues().GetValue <string>("name");
textBox6.Text = string.Format("{0}", value);
}
}
public T_UserServer(EFDbcontext _DbContext) : base(_DbContext)
{
base.DbContext = _DbContext;
}
public ActorsController(EFDbcontext context)
{
_context = context;
}
public T_SystemServer(EFDbcontext _DbContext) : base(_DbContext)
{
base.DbContext = _DbContext;
}
public FilmsController(EFDbcontext context)
{
_context = context;
}
public GenresController(EFDbcontext context)
{
_context = context;
}
