how transform unparalleled buttress linq but loading whole row?

in linqtosql, elegant easy bucket row, change column, quarrel changes database:

using (mydatacontext wdc = new mydatacontext())
{        
  essay article = wdc.article.first(p => p.id == id);
  article.itemsinstock = itemsinstock;
  wdc.submitchanges();
}

the wholly drawback: essay huge. to bucket whole article, only transform buttress proceed overkill slows down app significantly.

is there proceed transform unparalleled buttress controlling linq, but carrying bucket whole row?

right i return controlling executecommand where speed essence, nonetheless dizzy blunder prone:

wdc.executecommand("update essay set itemsinstock = @1 where id = @2", itemsinstock,id);