When I think "cucumber salad", I think of thinly sliced cukes and purple onions tossed in a spicy, sweet-sour kind of vinaigrette. And even then, you let the dressing drain off as you serve it. It's much more appetizing to look at, trust me:  http://jolenephilo.com/wp-content/uploads/2012/07/IMG_0821.jpg  The stuff in the pic looks awful. Probably ranch dressing, not straight mayo.