private static void FetchSalesOrderHeaderEFIndividually()
{
Console.WriteLine("Fetching entities individually, EF6.0.1");
var headers = FetchSalesOrderHeaderEF();
int count = 0;
var sw = new Stopwatch();
sw.Start();
foreach(var fetched in headers)
{
using(var ctx = new AWDataContext())
{
var toFetch = ctx.SalesOrderHeaders.Single(soh => soh.SalesOrderId == fetched.SalesOrderId);
count++;
}
if(count > 1000)
{
break;
}
}
sw.Stop();
double average = (double)sw.ElapsedMilliseconds / (double)count;
Console.WriteLine("Fetching {0} entities individually through CTor/PK fetch took {1}ms, or {2}ms/entity", count, sw.ElapsedMilliseconds, average);
}
private static List<EF6.Bencher.EntityClasses.SalesOrderHeader> FetchSalesOrderHeaderEFNoTracking()
{
var frameworkName = CreateFrameworkName("Entity Framework v{0} (v{1}), using AsNoTracking()", typeof(System.Data.Entity.DbContext));
var sw = new Stopwatch();
sw.Start();
List<EF6.Bencher.EntityClasses.SalesOrderHeader> headers = null;
using(var ctx = new AWDataContext())
{
headers = ctx.SalesOrderHeaders.AsNoTracking().ToList();
}
sw.Stop();
ReportResult(frameworkName, sw.ElapsedMilliseconds, headers.Count);
foreach(var e in headers)
{
if(e.SalesOrderId <= 0)
{
Console.WriteLine("EF: Data is empty");
break;
}
}
return headers;
}
