private static void TestarDapper(EventoContext ctx)
{
var tempo = new Stopwatch();
CriarBanco(ctx);
var dapper = (SqlConnection)ctx.Database.GetDbConnection();
if (dapper.State != System.Data.ConnectionState.Open)
{
dapper.Open();
}
foreach (var item in _opcoesInsercao)
{
var eventos = GetEventos(item, item);
tempo.Restart();
dapper.Insert(eventos);
//dapper.BulkInsert(eventos);
tempo.Stop();
Console.WriteLine($"Tempo Insert Dapper {item.ToString().PadLeft(5, ' ')} Registro(s): {tempo.Elapsed}");
}
foreach (var item in _opcoesInsercao)
{
tempo.Restart();
var eventos = dapper.Query <Evento>($"select top {item} * from Eventos").ToList();
tempo.Stop();
Console.WriteLine($"Tempo Select Dapper {item.ToString().PadLeft(5, ' ')} Registro(s): {tempo.Elapsed}");
}
}
private static void TestarEFCore(EventoContext ctx)
{
var tempo = new Stopwatch();
CriarBanco(ctx);
// ctx.ChangeTracker.AutoDetectChangesEnabled = false;
foreach (var item in _opcoesInsercao)
{
var eventos = GetEventos(item, item).ToList();
tempo.Restart();
ctx.AddRange(eventos);
ctx.SaveChanges();
tempo.Stop();
Console.WriteLine($"Tempo Insert EF Core {item.ToString().PadLeft(5, ' ')} Registro(s): {tempo.Elapsed}");
}
ctx.ChangeTracker.QueryTrackingBehavior = QueryTrackingBehavior.NoTracking;
foreach (var item in _opcoesInsercao)
{
tempo.Restart();
var eventos = ctx.Set <Evento>().Take(item).ToList();
tempo.Stop();
Console.WriteLine($"Tempo Select EF Core {item.ToString().PadLeft(5, ' ')} Registro(s): {tempo.Elapsed}");
}
}
private static void CriarBanco(EventoContext ctx)
{
if (!ctx.Database.EnsureCreated())
{
ctx.Database.ExecuteSqlCommand("DELETE FROM Eventos");
ctx.Database.ExecuteSqlCommand("DBCC CHECKIDENT ('Eventos', RESEED, 0)");
}
}
static void Main(string[] args)
{
for (int i = 1; i <= _for; i++)
{
Executar(
Dapper:
() =>
{
using (var dapper = new EventoContext())
{
TestarDapper(dapper);
}
},
EFCore:
() =>
{
using (var efcore = new EventoContext())
{
TestarEFCore(efcore);
}
});
}
Console.ReadKey();
}
