public void JoinsAndConcatsWithComposedKeys()
{
using (testEntities1 ctx = new testEntities1())
{
IQueryable<gamingplatform> l2 = ctx.gamingplatform.Where(p => string.IsNullOrEmpty(p.Name)).Take(10);
IQueryable<gamingplatform> l = ctx.gamingplatform.Where(p => string.IsNullOrEmpty(p.Name)).Take(10);
var l4 = ctx.gamingplatform.Where(p => string.IsNullOrEmpty(p.Name)).Take(10);
l = l.Concat(l4);
l = l.Concat(ctx.gamingplatform.Where(p => string.IsNullOrEmpty(p.Name)).Take(10).Distinct());
IQueryable<gamingplatform> q = (from i in l join i2 in l2 on i.Id equals i2.Id select i);
IQueryable<videogameplatform> l3 = from t1 in q
join t2 in q.SelectMany(p => p.videogameplatform)
on t1.Id equals t2.IdGamingPlatform
select t2;
videogameplatform pu = null;
pu = l3.FirstOrDefault();
}
}
